NM_FOR_TARGET
LIPO_FOR_TARGET
LD_FOR_TARGET
+DSYMUTIL_FOR_TARGET
DLLTOOL_FOR_TARGET
AS_FOR_TARGET
AR_FOR_TARGET
+GM2_FOR_TARGET
GDC_FOR_TARGET
GOC_FOR_TARGET
GFORTRAN_FOR_TARGET
GCC_FOR_TARGET
CXX_FOR_TARGET
CC_FOR_TARGET
+RANLIB_PLUGIN_OPTION
+AR_PLUGIN_OPTION
+PKG_CONFIG_PATH
+GDCFLAGS
READELF
OTOOL
OBJDUMP
NM
LIPO
LD
+DSYMUTIL
DLLTOOL
AS
AR
GDC_FOR_BUILD
GOC_FOR_BUILD
GFORTRAN_FOR_BUILD
+DSYMUTIL_FOR_BUILD
DLLTOOL_FOR_BUILD
CXX_FOR_BUILD
CXXFLAGS_FOR_BUILD
+CPPFLAGS_FOR_BUILD
+CPP_FOR_BUILD
CFLAGS_FOR_BUILD
CC_FOR_BUILD
AS_FOR_BUILD
extra_host_zlib_configure_flags
extra_host_libiberty_configure_flags
stage1_languages
+host_libs_picflag
+PICFLAG
host_shared
+gcc_host_pie
+host_pie
extra_linker_plugin_flags
extra_linker_plugin_configure_flags
islinc
extra_mpfr_configure_flags
gmpinc
gmplibs
+PGO_BUILD_LTO_CFLAGS
+PGO_BUILD_USE_CFLAGS
+PGO_BUILD_GEN_CFLAGS
+HAVE_CXX11_FOR_BUILD
+HAVE_CXX11
do_compare
+GDC
GNATMAKE
GNATBIND
ac_ct_CXX
LDFLAGS
CFLAGS
CC
-extra_liboffloadmic_configure_flags
target_subdir
host_subdir
build_subdir
enable_option_checking
with_build_libsubdir
with_system_zlib
+with_zstd
enable_as_accelerator_for
enable_offload_targets
+enable_offload_defaulted
enable_gold
enable_ld
+enable_gprofng
enable_compressed_debug_sections
+enable_default_compressed_debug_sections_algorithm
+enable_year2038
enable_libquadmath
enable_libquadmath_support
enable_libada
+enable_libgm2
enable_libssp
enable_libstdcxx
-enable_liboffloadmic
enable_bootstrap
+enable_pgo_build
with_mpc
with_mpc_include
with_mpc_lib
-with_mpfr_dir
with_mpfr
with_mpfr_include
with_mpfr_lib
-with_gmp_dir
with_gmp
with_gmp_include
with_gmp_lib
with_stage1_libs
+with_static_standard_libraries
with_stage1_ldflags
with_boot_libs
with_boot_ldflags
enable_lto
enable_linker_plugin_configure_flags
enable_linker_plugin_flags
+enable_host_pie
enable_host_shared
enable_stage1_languages
enable_objc_gc
AR
AS
DLLTOOL
+DSYMUTIL
LD
LIPO
NM
GFORTRAN_FOR_TARGET
GOC_FOR_TARGET
GDC_FOR_TARGET
+GM2_FOR_TARGET
AR_FOR_TARGET
AS_FOR_TARGET
DLLTOOL_FOR_TARGET
+DSYMUTIL_FOR_TARGET
LD_FOR_TARGET
LIPO_FOR_TARGET
NM_FOR_TARGET
enable offloading to devices from comma-separated
LIST of TARGET[=DIR]. Use optional path to find
offload target compiler during the build
+ --enable-offload-defaulted
+ If enabled, configured but not installed offload compilers and
+ libgomp plugins are silently ignored. Useful for distribution
+ compilers where those are in separate optional packages.
+
--enable-gold[=ARG] build gold [ARG={default,yes,no}]
--enable-ld[=ARG] build ld [ARG={default,yes,no}]
+ --enable-gprofng[=ARG] build gprofng [ARG={yes,no}]
--enable-compressed-debug-sections={all,gas,gold,ld,none}
Enable compressed debug sections for gas, gold or ld
by default
+ --enable-default-compressed-debug-sections-algorithm={zlib,zstd}
+ Default compression algorithm for
+ --enable-compressed-debug-sections.
+ --enable-year2038 enable support for timestamps past the year 2038
--disable-libquadmath do not build libquadmath directory
--disable-libquadmath-support
disable libquadmath support for Fortran
--enable-libada build libada directory
+ --enable-libgm2 build libgm2 directory
--enable-libssp build libssp directory
--disable-libstdcxx do not build libstdc++-v3 directory
- --enable-liboffloadmic=ARG
- build liboffloadmic [ARG={no,host,target}]
--enable-bootstrap enable bootstrapping [yes if native build]
+ --enable-pgo-build[=lto]
+ enable the PGO build
--disable-isl-version-check
disable check for isl version
--enable-lto enable link time optimization support
--enable-linker-plugin-flags=FLAGS
additional flags for configuring and building linker
plugins [none]
+ --enable-host-pie build position independent host executables
--enable-host-shared build host code as shared libraries
--enable-stage1-languages[=all]
choose additional languages to build during stage1.
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
--with-build-libsubdir=DIR Directory where to find libraries for build system
--with-system-zlib use installed libz
+ --with-zstd Support zstd compressed debug sections
+ (default=auto)
--with-mpc=PATH specify prefix directory for installed MPC package.
Equivalent to --with-mpc-include=PATH/include plus
--with-mpc-lib=PATH/lib
--with-mpc-include=PATH specify directory for installed MPC include files
--with-mpc-lib=PATH specify directory for the installed MPC library
- --with-mpfr-dir=PATH this option has been REMOVED
--with-mpfr=PATH specify prefix directory for installed MPFR package.
Equivalent to --with-mpfr-include=PATH/include plus
--with-mpfr-lib=PATH/lib
--with-mpfr-include=PATH
specify directory for installed MPFR include files
--with-mpfr-lib=PATH specify directory for the installed MPFR library
- --with-gmp-dir=PATH this option has been REMOVED
--with-gmp=PATH specify prefix directory for the installed GMP
package. Equivalent to
--with-gmp-include=PATH/include plus
--with-gmp-include=PATH specify directory for installed GMP include files
--with-gmp-lib=PATH specify directory for the installed GMP library
--with-stage1-libs=LIBS libraries for stage1
+ --with-static-standard-libraries
+ use -static-libstdc++ and -static-libgcc
+ (default=auto)
--with-stage1-ldflags=FLAGS
linker flags for stage1
--with-boot-libs=LIBS libraries for stage2 and later
AR AR for the host
AS AS for the host
DLLTOOL DLLTOOL for the host
+ DSYMUTIL DSYMUTIL for the host
LD LD for the host
LIPO LIPO for the host
NM NM for the host
GOC for the target
GDC_FOR_TARGET
GDC for the target
+ GM2_FOR_TARGET
+ GM2 for the target
AR_FOR_TARGET
AR for the target
AS_FOR_TARGET
AS for the target
DLLTOOL_FOR_TARGET
DLLTOOL for the target
+ DSYMUTIL_FOR_TARGET
+ DSYMUTIL for the target
LD_FOR_TARGET
LD for the target
LIPO_FOR_TARGET
# these libraries are used by various programs built for the host environment
#f
-host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl libelf libiconv"
+host_libs="gettext libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libcody libdecnumber gmp mpfr mpc isl libiconv libctf libsframe libgrust "
# these tools are built for the host environment
# Note, the powerpc-eabi build depends on sim occurring before gdb in order to
# binutils, gas and ld appear in that order because it makes sense to run
# "make check" in that particular order.
# If --enable-gold is used, "gold" may replace "ld".
-host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1 gotools"
+host_tools="texinfo flex bison binutils gas ld fixincludes gcc cgen sid sim gdb gdbserver gprof etc expect dejagnu m4 utils guile fastjar gnattools libcc1 gm2tools gotools c++tools"
# these libraries are built for the target environment, and are built after
# the host libraries and the host tools (which may be a cross compiler)
target-libgloss \
target-newlib \
target-libgomp \
- target-liboffloadmic \
- target-libhsail-rt \
target-libatomic \
target-libitm \
target-libstdc++-v3 \
target-libffi \
target-libobjc \
target-libada \
+ target-libgm2 \
target-libgo \
+ target-libgrust \
target-libphobos \
target-zlib"
noconfigdirs="$noconfigdirs zlib"
fi
+# Don't compile the bundled readline/libreadline.a if --with-system-readline
+# is provided.
+if test x$with_system_readline = xyes ; then
+ noconfigdirs="$noconfigdirs readline"
+fi
+
+
+# Check whether --with-zstd was given.
+if test "${with_zstd+set}" = set; then :
+ withval=$with_zstd;
+fi
+
+
# some tools are so dependent upon X11 that if we're not building with X,
# it's not even worth trying to configure, much less build, that tool.
fi
+# Check whether --enable-offload-defaulted was given.
+if test "${enable_offload_defaulted+set}" = set; then :
+ enableval=$enable_offload_defaulted; enable_offload_defaulted=$enableval
+else
+ enable_offload_defaulted=
+fi
+
+
# Handle --enable-gold, --enable-ld.
# --disable-gold [--enable-ld]
# Build only ld. Default option.
*-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
| *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
| *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
- | *-*-solaris2* | *-*-nto* | *-*-nacl*)
+ | *-*-solaris2* | *-*-nto* | *-*-nacl* | *-*-haiku*)
case "${target}" in
*-*-linux*aout* | *-*-linux*oldld*)
;;
# Check for target supported by gold.
case "${target}" in
i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* \
- | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-*)
+ | aarch64*-*-* | tilegx*-*-* | mips*-*-* | s390*-*-* | loongarch*-*-*)
configdirs="$configdirs gold"
if test x${ENABLE_GOLD} = xdefault; then
default_ld=gold
;;
esac
+# Check whether --enable-gprofng was given.
+if test "${enable_gprofng+set}" = set; then :
+ enableval=$enable_gprofng; enable_gprofng=$enableval
+else
+ enable_gprofng=yes
+fi
+
+if test "$enable_gprofng" = "yes"; then
+ case "${target}" in
+ x86_64-*-linux* | i?86-*-linux* | aarch64-*-linux*)
+ configdirs="$configdirs gprofng"
+ ;;
+ esac
+fi
+
+
# PR gas/19109
# Decide the default method for compressing debug sections.
# Provide a configure time option to override our default.
fi
+# Select default compression algorithm.
+# Check whether --enable-default_compressed_debug_sections_algorithm was given.
+if test "${enable_default_compressed_debug_sections_algorithm+set}" = set; then :
+ enableval=$enable_default_compressed_debug_sections_algorithm;
+else
+ default_compressed_debug_sections_algorithm=
+fi
+
+
# Configure extra directories which are host specific
case "${host}" in
;;
esac
+# Default to --disable-year2038 until we can handle differences between
+# projects that use gnulib (which understands year 2038) and projects that
+# do not (like BFD).
+# Check whether --enable-year2038 was given.
+if test "${enable_year2038+set}" = set; then :
+ enableval=$enable_year2038; ENABLE_YEAR2038=$enableval
+else
+ ENABLE_YEAR2038=no
+fi
+
+enable_year2038=
+if test "${ENABLE_YEAR2038}" = "no" ; then
+ enable_year2038=no
+fi
# Check whether --enable-libquadmath was given.
if test "${enable_libquadmath+set}" = set; then :
noconfigdirs="$noconfigdirs gnattools"
fi
+# Check whether --enable-libgm2 was given.
+if test "${enable_libgm2+set}" = set; then :
+ enableval=$enable_libgm2; ENABLE_LIBGM2=$enableval
+else
+ ENABLE_LIBGM2=no
+fi
+
+if test "${ENABLE_LIBGM2}" != "yes" ; then
+ noconfigdirs="$noconfigdirs gm2tools"
+fi
+
# Check whether --enable-libssp was given.
if test "${enable_libssp+set}" = set; then :
enableval=$enable_libssp; ENABLE_LIBSSP=$enableval
noconfigdirs="$noconfigdirs target-libstdc++-v3"
fi
-# If this is accelerator compiler and its target is intelmic we enable
-# target liboffloadmic by default. If this is compiler with offloading
-# for intelmic we enable host liboffloadmic by default. Otherwise
-# liboffloadmic is disabled by default.
-# Check whether --enable-liboffloadmic was given.
-if test "${enable_liboffloadmic+set}" = set; then :
- enableval=$enable_liboffloadmic; case "$enableval" in
- no | host | target)
- enable_liboffloadmic=$enableval ;;
- *)
- as_fn_error $? "--enable-liboffloadmic=no/host/target" "$LINENO" 5 ;;
-esac
-else
- if test x"$enable_as_accelerator_for" != x; then
- case "${target}" in
- *-intelmic-* | *-intelmicemul-*)
- enable_liboffloadmic=target
- extra_liboffloadmic_configure_flags="--enable-liboffloadmic=target"
- ;;
- *)
- enable_liboffloadmic=no
- ;;
- esac
-else
- case "${enable_offload_targets}" in
- *-intelmic-* | *-intelmicemul-*)
- enable_liboffloadmic=host
- extra_liboffloadmic_configure_flags="--enable-liboffloadmic=host"
- ;;
- *)
- enable_liboffloadmic=no
- ;;
- esac
-fi
-fi
-
-
-
# Enable libgomp by default on hosted POSIX systems, and a few others.
if test x$enable_libgomp = x ; then
case "${target}" in
;;
*-*-darwin* | *-*-aix*)
;;
- nvptx*-*-*)
+ nvptx*-*-* | amdgcn*-*-*)
;;
*)
noconfigdirs="$noconfigdirs target-libgomp"
fi
fi
-# Disable liboffloadmic on unsupported systems.
-if test -d ${srcdir}/liboffloadmic; then
- if test x$enable_liboffloadmic != xno; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for liboffloadmic support" >&5
-$as_echo_n "checking for liboffloadmic support... " >&6; }
- if (srcdir=${srcdir}/liboffloadmic; \
- . ${srcdir}/configure.tgt; \
- test -n "$UNSUPPORTED")
- then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
- noconfigdirs="$noconfigdirs target-liboffloadmic"
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
- fi
- fi
-fi
-
# Disable libitm on unsupported systems.
if test -d ${srcdir}/libitm; then
if test x$enable_libitm = x; then
fi
fi
-
-# Disable libhsail-rt on unsupported systems.
-if test -d ${srcdir}/libhsail-rt; then
- if test x$enable_libhsail_rt = x; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libhsail-rt support" >&5
-$as_echo_n "checking for libhsail-rt support... " >&6; }
- if (srcdir=${srcdir}/libhsail-rt; \
- . ${srcdir}/configure.tgt; \
- test -n "$UNSUPPORTED")
- then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
- unsupported_languages="$unsupported_languages brig"
- # This implicitly disables also target-libhsail-rt as it won't
- # get added to the build without BRIG FE.
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
- fi
- fi
-fi
-
-
# Disable libquadmath for some systems.
case "${target}" in
avr-*-*)
# No hosted I/O support.
noconfigdirs="$noconfigdirs target-libssp"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-libssp"
+ ;;
powerpc-*-aix* | rs6000-*-aix*)
noconfigdirs="$noconfigdirs target-libssp"
;;
+ pru-*-*)
+ # No hosted I/O support.
+ noconfigdirs="$noconfigdirs target-libssp"
+ ;;
rl78-*-*)
# libssp uses a misaligned load to trigger a fault, but the RL78
# doesn't fault for those - instead, it gives a build-time error
esac
# Disable libstdc++-v3 for some systems.
-# Allow user to override this if they pass --enable-libstdc++-v3
+# Allow user to override this if they pass --enable-libstdcxx
if test "${ENABLE_LIBSTDCXX}" = "default" ; then
case "${target}" in
*-*-vxworks*)
# VxWorks uses the Dinkumware C++ library.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
+ amdgcn*-*-*)
+ # Not ported/fails to build when using newlib.
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
arm*-wince-pe*)
# the C++ libraries don't build on top of CE's C libraries
noconfigdirs="$noconfigdirs target-libstdc++-v3"
avr-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-libstdc++-v3"
+ ;;
ft32-*-*)
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
esac
fi
+# Disable C++ on systems where it is known to not work.
+# For testing, you can override this with --enable-languages=c++.
+case ,${enable_languages}, in
+ *,c++,*)
+ ;;
+ *)
+ case "${target}" in
+ bpf-*-*)
+ unsupported_languages="$unsupported_languages c++"
+ ;;
+ esac
+ ;;
+esac
+
+# Disable Objc on systems where it is known to not work.
+# For testing, you can override this with --enable-languages=objc.
+case ,${enable_languages}, in
+ *,objc,*)
+ ;;
+ *)
+ case "${target}" in
+ bpf-*-*)
+ unsupported_languages="$unsupported_languages objc"
+ ;;
+ esac
+ ;;
+esac
+
# Disable D on systems where it is known to not work.
# For testing, you can override this with --enable-languages=d.
case ,${enable_languages}, in
;;
*)
case "${target}" in
- *-*-darwin* | *-*-cygwin* | *-*-mingw*)
+ bpf-*-*)
unsupported_languages="$unsupported_languages d"
;;
esac
$as_echo_n "checking for libphobos support... " >&6; }
if (srcdir=${srcdir}/libphobos; \
. ${srcdir}/configure.tgt; \
- test -n "$UNSUPPORTED")
+ test "$LIBPHOBOS_SUPPORTED" != "yes")
then
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
# See <http://gcc.gnu.org/ml/gcc-patches/2004-11/msg00572.html>.
unsupported_languages="$unsupported_languages fortran"
;;
+ bpf-*-*)
+ unsupported_languages="$unsupported_languages fortran"
+ ;;
esac
# Disable libffi for some systems.
arm*-*-symbianelf*)
noconfigdirs="$noconfigdirs target-libffi"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-libffi"
+ ;;
cris-*-* | crisv32-*-*)
case "${target}" in
*-*-linux*)
# Disable the go frontend on systems where it is known to not work. Please keep
# this in sync with contrib/config-list.mk.
case "${target}" in
-*-*-darwin* | *-*-cygwin* | *-*-mingw*)
+*-*-darwin* | *-*-cygwin* | *-*-mingw* | bpf-* )
unsupported_languages="$unsupported_languages go"
;;
esac
+# Only allow gdbserver on some systems.
+if test -d ${srcdir}/gdbserver; then
+ if test x$enable_gdbserver = x; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gdbserver support" >&5
+$as_echo_n "checking for gdbserver support... " >&6; }
+ if (srcdir=${srcdir}/gdbserver; \
+ . ${srcdir}/configure.srv; \
+ test -n "$UNSUPPORTED")
+ then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ noconfigdirs="$noconfigdirs gdbserver"
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ fi
+ fi
+fi
+
# Disable libgo for some systems where it is known to not work.
# For testing, you can easily override this with --enable-libgo.
if test x$enable_libgo = x; then
*-*-cygwin* | *-*-mingw*)
noconfigdirs="$noconfigdirs target-libgo"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-libgo"
+ ;;
esac
fi
i[3456789]86-*-*)
libgloss_dir=i386
;;
+ loongarch*-*-*)
+ libgloss_dir=loongarch
+ ;;
m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
libgloss_dir=m68hc11
;;
powerpc*-*-*)
libgloss_dir=rs6000
;;
+ pru-*-*)
+ libgloss_dir=pru
+ ;;
sparc*-*-*)
libgloss_dir=sparc
;;
sparc-*-sunos4*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-newlib target-libgloss"
+ ;;
*-*-aix*)
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
*-*-dragonfly*)
;;
*-*-freebsd*)
- if test "x$with_gmp" = x && test "x$with_gmp_dir" = x \
+ if test "x$with_gmp" = x \
+ && ! test -d ${srcdir}/gmp \
&& test -f /usr/local/include/gmp.h; then
with_gmp=/usr/local
fi
# newlib is not 64 bit ready
noconfigdirs="$noconfigdirs target-newlib target-libgloss"
;;
+ bpf-*-*)
+ noconfigdirs="$noconfigdirs target-libobjc target-libbacktrace"
+ ;;
sh*-*-pe|mips*-*-pe|*arm-wince-pe)
noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
;;
noconfigdirs="$noconfigdirs ld gas gdb gprof sim"
noconfigdirs="$noconfigdirs $target_libraries"
;;
+ pdp11-*-*)
+ noconfigdirs="$noconfigdirs gdb gprof"
+ ;;
powerpc-*-aix*)
# copied from rs6000-*-* entry
noconfigdirs="$noconfigdirs gprof"
wasm32-*-*)
noconfigdirs="$noconfigdirs ld"
;;
+ loongarch*-*-linux*)
+ ;;
+ loongarch*-*-*)
+ noconfigdirs="$noconfigdirs gprof"
+ ;;
esac
# If we aren't building newlib, then don't build libgloss, since libgloss
alpha*-linux*)
host_makefile_frag="config/mh-alpha-linux"
;;
- hppa*-hp-hpux10*)
- host_makefile_frag="config/mh-pa-hpux10"
- ;;
hppa*-hp-hpux*)
host_makefile_frag="config/mh-pa"
;;
hppa*-*)
host_makefile_frag="config/mh-pa"
;;
- *-*-darwin*)
+ i?86-*-darwin[89]* | i?86-*-darwin1[0-7]* | powerpc*-*-darwin*)
host_makefile_frag="config/mh-darwin"
;;
powerpc-*-aix*)
AR_FOR_BUILD=${AR_FOR_BUILD-ar}
AS_FOR_BUILD=${AS_FOR_BUILD-as}
CC_FOR_BUILD=${CC_FOR_BUILD-gcc}
+ CPP_FOR_BUILD="${CPP_FOR_BUILD-\$(CC_FOR_BUILD) -E}"
CXX_FOR_BUILD=${CXX_FOR_BUILD-g++}
+ DSYMUTIL_FOR_BUILD=${DSYMUTIL_FOR_BUILD-dsymutil}
GFORTRAN_FOR_BUILD=${GFORTRAN_FOR_BUILD-gfortran}
GOC_FOR_BUILD=${GOC_FOR_BUILD-gccgo}
GDC_FOR_BUILD=${GDC_FOR_BUILD-gdc}
AS_FOR_BUILD="\$(AS)"
CC_FOR_BUILD="\$(CC)"
CXX_FOR_BUILD="\$(CXX)"
+ DSYMUTIL_FOR_BUILD="\$(DSYMUTIL)"
GFORTRAN_FOR_BUILD="\$(GFORTRAN)"
GOC_FOR_BUILD="\$(GOC)"
GDC_FOR_BUILD="\$(GDC)"
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5
+$as_echo_n "checking for $CC option to accept ISO C99... " >&6; }
+if ${ac_cv_prog_cc_c99+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <wchar.h>
+#include <stdio.h>
+
+// Check varargs macros. These examples are taken from C99 6.10.3.5.
+#define debug(...) fprintf (stderr, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+ int x = 1234;
+ int y = 5678;
+ debug ("Flag");
+ debug ("X = %d\n", x);
+ showlist (The first, second, and third items.);
+ report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+ your preprocessor is broken;
+#endif
+#if BIG_OK
+#else
+ your preprocessor is broken;
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
+
+struct incomplete_array
+{
+ int datasize;
+ double data[];
+};
+
+struct named_init {
+ int number;
+ const wchar_t *name;
+ double average;
+};
+
+typedef const char *ccp;
+
+static inline int
+test_restrict (ccp restrict text)
+{
+ // See if C++-style comments work.
+ // Iterate through items via the restricted pointer.
+ // Also check for declarations in for loops.
+ for (unsigned int i = 0; *(text+i) != '\0'; ++i)
+ continue;
+ return 0;
+}
+
+// Check varargs and va_copy.
+static void
+test_varargs (const char *format, ...)
+{
+ va_list args;
+ va_start (args, format);
+ va_list args_copy;
+ va_copy (args_copy, args);
+
+ const char *str;
+ int number;
+ float fnumber;
+
+ while (*format)
+ {
+ switch (*format++)
+ {
+ case 's': // string
+ str = va_arg (args_copy, const char *);
+ break;
+ case 'd': // int
+ number = va_arg (args_copy, int);
+ break;
+ case 'f': // float
+ fnumber = va_arg (args_copy, double);
+ break;
+ default:
+ break;
+ }
+ }
+ va_end (args_copy);
+ va_end (args);
+}
+
+int
+main ()
+{
+
+ // Check bool.
+ _Bool success = false;
+
+ // Check restrict.
+ if (test_restrict ("String literal") == 0)
+ success = true;
+ char *restrict newvar = "Another string";
+
+ // Check varargs.
+ test_varargs ("s, d' f .", "string", 65, 34.234);
+ test_varargs_macros ();
+
+ // Check flexible array members.
+ struct incomplete_array *ia =
+ malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+ ia->datasize = 10;
+ for (int i = 0; i < ia->datasize; ++i)
+ ia->data[i] = i * 1.234;
+
+ // Check named initializers.
+ struct named_init ni = {
+ .number = 34,
+ .name = L"Test wide string",
+ .average = 543.34343,
+ };
+
+ ni.number = 58;
+
+ int dynamic_array[ni.number];
+ dynamic_array[ni.number - 1] = 543;
+
+ // work around unused variable warnings
+ return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x'
+ || dynamic_array[ni.number - 1] != 543);
+
+ ;
+ return 0;
+}
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc99
+do
+ CC="$ac_save_CC $ac_arg"
+ if ac_fn_c_try_compile "$LINENO"; then :
+ ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext
+ test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+
+fi
+# AC_CACHE_VAL
+case "x$ac_cv_prog_cc_c99" in
+ x)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
+ xno)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
+ *)
+ CC="$CC $ac_cv_prog_cc_c99"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+$as_echo "$ac_cv_prog_cc_c99" >&6; } ;;
+esac
+if test "x$ac_cv_prog_cc_c99" != xno; then :
+
+fi
+
+
ac_ext=cpp
ac_cpp='$CXXCPP $CPPFLAGS'
ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
GNATMAKE="$ac_cv_prog_GNATMAKE"
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler driver understands Ada" >&5
-$as_echo_n "checking whether compiler driver understands Ada... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler driver understands Ada and is recent enough" >&5
+$as_echo_n "checking whether compiler driver understands Ada and is recent enough... " >&6; }
if ${acx_cv_cc_gcc_supports_ada+:} false; then :
$as_echo_n "(cached) " >&6
else
cat >conftest.adb <<EOF
+pragma Warnings (Off);
+with System.CRTL;
+pragma Warnings (On);
+use type System.CRTL.int64;
procedure conftest is begin null; end conftest;
EOF
acx_cv_cc_gcc_supports_ada=no
have_gnat=no
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to compare bootstrapped objects" >&5
-$as_echo_n "checking how to compare bootstrapped objects... " >&6; }
-if ${gcc_cv_prog_cmp_skip+:} false; then :
+
+
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}gdc", so it can be a program name with args.
+set dummy ${ac_tool_prefix}gdc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_GDC+:} false; then :
$as_echo_n "(cached) " >&6
else
- echo abfoo >t1
- echo cdfoo >t2
- gcc_cv_prog_cmp_skip='tail -c +17 $$f1 > tmp-foo1; tail -c +17 $$f2 > tmp-foo2; cmp tmp-foo1 tmp-foo2'
- if cmp t1 t2 2 2 > /dev/null 2>&1; then
- if cmp t1 t2 1 1 > /dev/null 2>&1; then
- :
- else
- gcc_cv_prog_cmp_skip='cmp $$f1 $$f2 16 16'
- fi
- fi
- if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
- if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
- :
- else
- gcc_cv_prog_cmp_skip='cmp --ignore-initial=16 $$f1 $$f2'
- fi
+ if test -n "$GDC"; then
+ ac_cv_prog_GDC="$GDC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_GDC="${ac_tool_prefix}gdc"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
fi
- rm t1 t2
+done
+ done
+IFS=$as_save_IFS
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_prog_cmp_skip" >&5
-$as_echo "$gcc_cv_prog_cmp_skip" >&6; }
-do_compare="$gcc_cv_prog_cmp_skip"
-
-
-
-# Check whether --enable-bootstrap was given.
-if test "${enable_bootstrap+set}" = set; then :
- enableval=$enable_bootstrap;
-else
- enable_bootstrap=default
fi
-
-
-# Issue errors and warnings for invalid/strange bootstrap combinations.
-if test -r $srcdir/gcc/configure; then
- have_compiler=yes
+GDC=$ac_cv_prog_GDC
+if test -n "$GDC"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC" >&5
+$as_echo "$GDC" >&6; }
else
- have_compiler=no
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
fi
-case "$have_compiler:$host:$target:$enable_bootstrap" in
- *:*:*:no) ;;
- # Default behavior. Enable bootstrap if we have a compiler
- # and we are in a native configuration.
- yes:$build:$build:default)
- enable_bootstrap=yes ;;
+fi
+if test -z "$ac_cv_prog_GDC"; then
+ ac_ct_GDC=$GDC
+ # Extract the first word of "gdc", so it can be a program name with args.
+set dummy gdc; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_GDC+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_GDC"; then
+ ac_cv_prog_ac_ct_GDC="$ac_ct_GDC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_GDC="gdc"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_GDC=$ac_cv_prog_ac_ct_GDC
+if test -n "$ac_ct_GDC"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_GDC" >&5
+$as_echo "$ac_ct_GDC" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_GDC" = x; then
+ GDC="no"
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ GDC=$ac_ct_GDC
+ fi
+else
+ GDC="$ac_cv_prog_GDC"
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the D compiler works" >&5
+$as_echo_n "checking whether the D compiler works... " >&6; }
+if ${acx_cv_d_compiler_works+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat >conftest.d <<EOF
+module conftest; int main() { return 0; }
+EOF
+acx_cv_d_compiler_works=no
+if test "x$GDC" != xno; then
+ errors=`(${GDC} -c conftest.d) 2>&1 || echo failure`
+ if test x"$errors" = x && test -f conftest.$ac_objext; then
+ acx_cv_d_compiler_works=yes
+ fi
+ rm -f conftest.*
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_d_compiler_works" >&5
+$as_echo "$acx_cv_d_compiler_works" >&6; }
+if test "x$GDC" != xno && test x$acx_cv_d_compiler_works != xno; then
+ have_gdc=yes
+else
+ have_gdc=no
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to compare bootstrapped objects" >&5
+$as_echo_n "checking how to compare bootstrapped objects... " >&6; }
+if ${gcc_cv_prog_cmp_skip+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ echo abfoo >t1
+ echo cdfoo >t2
+ gcc_cv_prog_cmp_skip='tail -c +17 $$f1 > tmp-foo1; tail -c +17 $$f2 > tmp-foo2; cmp tmp-foo1 tmp-foo2'
+ if cmp t1 t2 2 2 > /dev/null 2>&1; then
+ if cmp t1 t2 1 1 > /dev/null 2>&1; then
+ :
+ else
+ gcc_cv_prog_cmp_skip='cmp $$f1 $$f2 16 16'
+ fi
+ fi
+ if cmp --ignore-initial=2 t1 t2 > /dev/null 2>&1; then
+ if cmp --ignore-initial=1 t1 t2 > /dev/null 2>&1; then
+ :
+ else
+ gcc_cv_prog_cmp_skip='cmp --ignore-initial=16 $$f1 $$f2'
+ fi
+ fi
+ rm t1 t2
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_prog_cmp_skip" >&5
+$as_echo "$gcc_cv_prog_cmp_skip" >&6; }
+do_compare="$gcc_cv_prog_cmp_skip"
+
+
+
+# Check whether --enable-bootstrap was given.
+if test "${enable_bootstrap+set}" = set; then :
+ enableval=$enable_bootstrap;
+else
+ enable_bootstrap=default
+fi
+
+
+# Issue errors and warnings for invalid/strange bootstrap combinations.
+if test -r $srcdir/gcc/configure; then
+ have_compiler=yes
+else
+ have_compiler=no
+fi
+
+case "$have_compiler:$host:$target:$enable_bootstrap" in
+ *:*:*:no) ;;
+
+ # Default behavior. Enable bootstrap if we have a compiler
+ # and we are in a native configuration.
+ yes:$build:$build:default)
+ enable_bootstrap=yes ;;
+
+ *:*:*:default)
+ enable_bootstrap=no ;;
+
+ # We have a compiler and we are in a native configuration, bootstrap is ok
+ yes:$build:$build:yes)
+ ;;
+
+ # Other configurations, but we have a compiler. Assume the user knows
+ # what he's doing.
+ yes:*:*:yes)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: trying to bootstrap a cross compiler" >&5
+$as_echo "$as_me: WARNING: trying to bootstrap a cross compiler" >&2;}
+ ;;
+
+ # No compiler: if they passed --enable-bootstrap explicitly, fail
+ no:*:*:yes)
+ as_fn_error $? "cannot bootstrap without a compiler" "$LINENO" 5 ;;
+
+ # Fail if wrong command line
+ *)
+ as_fn_error $? "invalid option for --enable-bootstrap" "$LINENO" 5
+ ;;
+esac
+
+# When bootstrapping with GCC, build stage 1 in C++11 mode to ensure that a
+# C++11 compiler can still start the bootstrap. Otherwise, if building GCC,
+# require C++11 (or higher).
+if test "$enable_bootstrap:$GXX" = "yes:yes"; then
+ CXX="$CXX -std=c++11"
+elif test "$have_compiler" = yes; then
+ ax_cxx_compile_alternatives="11 0x" ax_cxx_compile_cxx11_required=true
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ ac_success=no
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features by default" >&5
+$as_echo_n "checking whether $CXX supports C++11 features by default... " >&6; }
+if ${ax_cv_cxx_compile_cxx11+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
+
+ int f() { return 0; }
+ int g() noexcept { return 0; }
+
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
+
+ }
+
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ ax_cv_cxx_compile_cxx11=yes
+else
+ ax_cv_cxx_compile_cxx11=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_cxx_compile_cxx11" >&5
+$as_echo "$ax_cv_cxx_compile_cxx11" >&6; }
+ if test x$ax_cv_cxx_compile_cxx11 = xyes; then
+ ac_success=yes
+ fi
+
+ if test x$ac_success = xno; then
+ for alternative in ${ax_cxx_compile_alternatives}; do
+ switch="-std=gnu++${alternative}"
+ cachevar=`$as_echo "ax_cv_cxx_compile_cxx11_$switch" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features with $switch" >&5
+$as_echo_n "checking whether $CXX supports C++11 features with $switch... " >&6; }
+if eval \${$cachevar+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_save_CXX="$CXX"
+ CXX="$CXX $switch"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
+
+ int f() { return 0; }
+ int g() noexcept { return 0; }
+
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
+
+ }
+
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ eval $cachevar=yes
+else
+ eval $cachevar=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CXX="$ac_save_CXX"
+fi
+eval ac_res=\$$cachevar
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test x\$$cachevar = xyes; then
+ CXX="$CXX $switch"
+ if test -n "$CXXCPP" ; then
+ CXXCPP="$CXXCPP $switch"
+ fi
+ ac_success=yes
+ break
+ fi
+ done
+ fi
+
+ if test x$ac_success = xno; then
+ for alternative in ${ax_cxx_compile_alternatives}; do
+ for switch in -std=c++${alternative} +std=c++${alternative} "-h std=c++${alternative}"; do
+ cachevar=`$as_echo "ax_cv_cxx_compile_cxx11_$switch" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features with $switch" >&5
+$as_echo_n "checking whether $CXX supports C++11 features with $switch... " >&6; }
+if eval \${$cachevar+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_save_CXX="$CXX"
+ CXX="$CXX $switch"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
+
+ int f() { return 0; }
+ int g() noexcept { return 0; }
+
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
+
+ }
+
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ eval $cachevar=yes
+else
+ eval $cachevar=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CXX="$ac_save_CXX"
+fi
+eval ac_res=\$$cachevar
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test x\$$cachevar = xyes; then
+ CXX="$CXX $switch"
+ if test -n "$CXXCPP" ; then
+ CXXCPP="$CXXCPP $switch"
+ fi
+ ac_success=yes
+ break
+ fi
+ done
+ if test x$ac_success = xyes; then
+ break
+ fi
+ done
+ fi
+
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ if test x$ax_cxx_compile_cxx11_required = xtrue; then
+ if test x$ac_success = xno; then
+ as_fn_error $? "*** A compiler with support for C++11 language features is required." "$LINENO" 5
+ fi
+ fi
+ if test x$ac_success = xno; then
+ HAVE_CXX11=0
+ { $as_echo "$as_me:${as_lineno-$LINENO}: No compiler with C++11 support was found" >&5
+$as_echo "$as_me: No compiler with C++11 support was found" >&6;}
+ else
+ HAVE_CXX11=1
+
+$as_echo "#define HAVE_CXX11 1" >>confdefs.h
+
+ fi
+
+
+
+ if test "${build}" != "${host}"; then
+ ax_cxx_compile_alternatives="11 0x" ax_cxx_compile_cxx11_required=true
+ ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ ac_success=no
+ ax_cv_cxx_compile_cxx11_orig_cxx="$CXX"
+ ax_cv_cxx_compile_cxx11_orig_cxxflags="$CXXFLAGS"
+ ax_cv_cxx_compile_cxx11_orig_cppflags="$CPPFLAGS"
+ CXX="$CXX_FOR_BUILD"
+ CXXFLAGS="$CXXFLAGS_FOR_BUILD"
+ CPPFLAGS="$CPPFLAGS_FOR_BUILD"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features by default" >&5
+$as_echo_n "checking whether $CXX supports C++11 features by default... " >&6; }
+if ${ax_cv_cxx_compile_cxx11_FOR_BUILD+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
+
+ int f() { return 0; }
+ int g() noexcept { return 0; }
+
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
+
+ }
+
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ ax_cv_cxx_compile_cxx11_FOR_BUILD=yes
+else
+ ax_cv_cxx_compile_cxx11_FOR_BUILD=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_cxx_compile_cxx11_FOR_BUILD" >&5
+$as_echo "$ax_cv_cxx_compile_cxx11_FOR_BUILD" >&6; }
+ if test x$ax_cv_cxx_compile_cxx11_FOR_BUILD = xyes; then
+ ac_success=yes
+ fi
+
+ if test x$ac_success = xno; then
+ for alternative in ${ax_cxx_compile_alternatives}; do
+ switch="-std=gnu++${alternative}"
+ cachevar=`$as_echo "ax_cv_cxx_compile_cxx11_FOR_BUILD_$switch" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features with $switch" >&5
+$as_echo_n "checking whether $CXX supports C++11 features with $switch... " >&6; }
+if eval \${$cachevar+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_save_CXX="$CXX"
+ CXX="$CXX $switch"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
- *:*:*:default)
- enable_bootstrap=no ;;
+ int f() { return 0; }
+ int g() noexcept { return 0; }
- # We have a compiler and we are in a native configuration, bootstrap is ok
- yes:$build:$build:yes)
- ;;
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
- # Other configurations, but we have a compiler. Assume the user knows
- # what he's doing.
- yes:*:*:yes)
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: trying to bootstrap a cross compiler" >&5
-$as_echo "$as_me: WARNING: trying to bootstrap a cross compiler" >&2;}
- ;;
+ }
- # No compiler: if they passed --enable-bootstrap explicitly, fail
- no:*:*:yes)
- as_fn_error $? "cannot bootstrap without a compiler" "$LINENO" 5 ;;
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ eval $cachevar=yes
+else
+ eval $cachevar=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CXX="$ac_save_CXX"
+fi
+eval ac_res=\$$cachevar
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test x\$$cachevar = xyes; then
+ CXX="$CXX $switch"
+ if test -n "$CXXCPP" ; then
+ CXXCPP="$CXXCPP $switch"
+ fi
+ ac_success=yes
+ break
+ fi
+ done
+ fi
+
+ if test x$ac_success = xno; then
+ for alternative in ${ax_cxx_compile_alternatives}; do
+ for switch in -std=c++${alternative} +std=c++${alternative} "-h std=c++${alternative}"; do
+ cachevar=`$as_echo "ax_cv_cxx_compile_cxx11_FOR_BUILD_$switch" | $as_tr_sh`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX supports C++11 features with $switch" >&5
+$as_echo_n "checking whether $CXX supports C++11 features with $switch... " >&6; }
+if eval \${$cachevar+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ ac_save_CXX="$CXX"
+ CXX="$CXX $switch"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+// If the compiler admits that it is not ready for C++11, why torture it?
+// Hopefully, this will speed up the test.
+
+#ifndef __cplusplus
+
+#error "This is not a C++ compiler"
+
+#elif __cplusplus < 201103L
+
+#error "This is not a C++11 compiler"
+
+#else
+
+namespace cxx11
+{
+
+ namespace test_static_assert
+ {
+
+ template <typename T>
+ struct check
+ {
+ static_assert(sizeof(int) <= sizeof(T), "not big enough");
+ };
+
+ }
+
+ namespace test_final_override
+ {
+
+ struct Base
+ {
+ virtual ~Base() {}
+ virtual void f() {}
+ };
+
+ struct Derived : public Base
+ {
+ virtual ~Derived() override {}
+ virtual void f() override {}
+ };
+
+ }
+
+ namespace test_double_right_angle_brackets
+ {
+
+ template < typename T >
+ struct check {};
+
+ typedef check<void> single_type;
+ typedef check<check<void>> double_type;
+ typedef check<check<check<void>>> triple_type;
+ typedef check<check<check<check<void>>>> quadruple_type;
+
+ }
+
+ namespace test_decltype
+ {
+
+ int
+ f()
+ {
+ int a = 1;
+ decltype(a) b = 2;
+ return a + b;
+ }
+
+ }
+
+ namespace test_type_deduction
+ {
+
+ template < typename T1, typename T2 >
+ struct is_same
+ {
+ static const bool value = false;
+ };
+
+ template < typename T >
+ struct is_same<T, T>
+ {
+ static const bool value = true;
+ };
+
+ template < typename T1, typename T2 >
+ auto
+ add(T1 a1, T2 a2) -> decltype(a1 + a2)
+ {
+ return a1 + a2;
+ }
+
+ int
+ test(const int c, volatile int v)
+ {
+ static_assert(is_same<int, decltype(0)>::value == true, "");
+ static_assert(is_same<int, decltype(c)>::value == false, "");
+ static_assert(is_same<int, decltype(v)>::value == false, "");
+ auto ac = c;
+ auto av = v;
+ auto sumi = ac + av + 'x';
+ auto sumf = ac + av + 1.0;
+ static_assert(is_same<int, decltype(ac)>::value == true, "");
+ static_assert(is_same<int, decltype(av)>::value == true, "");
+ static_assert(is_same<int, decltype(sumi)>::value == true, "");
+ static_assert(is_same<int, decltype(sumf)>::value == false, "");
+ static_assert(is_same<int, decltype(add(c, v))>::value == true, "");
+ return (sumf > 0.0) ? sumi : add(c, v);
+ }
+
+ }
+
+ namespace test_noexcept
+ {
+
+ int f() { return 0; }
+ int g() noexcept { return 0; }
+
+ static_assert(noexcept(f()) == false, "");
+ static_assert(noexcept(g()) == true, "");
+
+ }
+
+ namespace test_constexpr
+ {
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c_r(const CharT *const s, const unsigned long acc) noexcept
+ {
+ return *s ? strlen_c_r(s + 1, acc + 1) : acc;
+ }
+
+ template < typename CharT >
+ unsigned long constexpr
+ strlen_c(const CharT *const s) noexcept
+ {
+ return strlen_c_r(s, 0UL);
+ }
+
+ static_assert(strlen_c("") == 0UL, "");
+ static_assert(strlen_c("1") == 1UL, "");
+ static_assert(strlen_c("example") == 7UL, "");
+ static_assert(strlen_c("another\0example") == 7UL, "");
+
+ }
+
+ namespace test_rvalue_references
+ {
+
+ template < int N >
+ struct answer
+ {
+ static constexpr int value = N;
+ };
+
+ answer<1> f(int&) { return answer<1>(); }
+ answer<2> f(const int&) { return answer<2>(); }
+ answer<3> f(int&&) { return answer<3>(); }
+
+ void
+ test()
+ {
+ int i = 0;
+ const int c = 0;
+ static_assert(decltype(f(i))::value == 1, "");
+ static_assert(decltype(f(c))::value == 2, "");
+ static_assert(decltype(f(0))::value == 3, "");
+ }
+
+ }
+
+ namespace test_uniform_initialization
+ {
+
+ struct test
+ {
+ static const int zero {};
+ static const int one {1};
+ };
+
+ static_assert(test::zero == 0, "");
+ static_assert(test::one == 1, "");
+
+ }
+
+ namespace test_lambdas
+ {
+
+ void
+ test1()
+ {
+ auto lambda1 = [](){};
+ auto lambda2 = lambda1;
+ lambda1();
+ lambda2();
+ }
+
+ int
+ test2()
+ {
+ auto a = [](int i, int j){ return i + j; }(1, 2);
+ auto b = []() -> int { return '0'; }();
+ auto c = [=](){ return a + b; }();
+ auto d = [&](){ return c; }();
+ auto e = [a, &b](int x) mutable {
+ const auto identity = [](int y){ return y; };
+ for (auto i = 0; i < a; ++i)
+ a += b--;
+ return x + identity(a + b);
+ }(0);
+ return a + b + c + d + e;
+ }
+
+ int
+ test3()
+ {
+ const auto nullary = [](){ return 0; };
+ const auto unary = [](int x){ return x; };
+ using nullary_t = decltype(nullary);
+ using unary_t = decltype(unary);
+ const auto higher1st = [](nullary_t f){ return f(); };
+ const auto higher2nd = [unary](nullary_t f1){
+ return [unary, f1](unary_t f2){ return f2(unary(f1())); };
+ };
+ return higher1st(nullary) + higher2nd(nullary)(unary);
+ }
+
+ }
+
+ namespace test_variadic_templates
+ {
+
+ template <int...>
+ struct sum;
+
+ template <int N0, int... N1toN>
+ struct sum<N0, N1toN...>
+ {
+ static constexpr auto value = N0 + sum<N1toN...>::value;
+ };
+
+ template <>
+ struct sum<>
+ {
+ static constexpr auto value = 0;
+ };
+
+ static_assert(sum<>::value == 0, "");
+ static_assert(sum<1>::value == 1, "");
+ static_assert(sum<23>::value == 23, "");
+ static_assert(sum<1, 2>::value == 3, "");
+ static_assert(sum<5, 5, 11>::value == 21, "");
+ static_assert(sum<2, 3, 5, 7, 11, 13>::value == 41, "");
+
+ }
+
+ // http://stackoverflow.com/questions/13728184/template-aliases-and-sfinae
+ // Clang 3.1 fails with headers of libstd++ 4.8.3 when using std::function
+ // because of this.
+ namespace test_template_alias_sfinae
+ {
+
+ struct foo {};
+
+ template<typename T>
+ using member = typename T::member_type;
+
+ template<typename T>
+ void func(...) {}
+
+ template<typename T>
+ void func(member<T>*) {}
+
+ void test();
+
+ void test() { func<foo>(0); }
+
+ }
+
+} // namespace cxx11
+
+#endif // __cplusplus >= 201103L
+
+
+
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+ eval $cachevar=yes
+else
+ eval $cachevar=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CXX="$ac_save_CXX"
+fi
+eval ac_res=\$$cachevar
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ if eval test x\$$cachevar = xyes; then
+ CXX="$CXX $switch"
+ if test -n "$CXXCPP" ; then
+ CXXCPP="$CXXCPP $switch"
+ fi
+ ac_success=yes
+ break
+ fi
+ done
+ if test x$ac_success = xyes; then
+ break
+ fi
+ done
+ fi
+ CXX_FOR_BUILD="$CXX"
+ CXXFLAGS_FOR_BUILD="$CXXFLAGS"
+ CPPFLAGS_FOR_BUILD="$CPPFLAGS"
+ CXX="$ax_cv_cxx_compile_cxx11_orig_cxx"
+ CXXFLAGS="$ax_cv_cxx_compile_cxx11_orig_cxxflags"
+ CPPFLAGS="$ax_cv_cxx_compile_cxx11_orig_cppflags"
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ if test x$ax_cxx_compile_cxx11_required = xtrue; then
+ if test x$ac_success = xno; then
+ as_fn_error $? "*** A compiler with support for C++11 language features is required." "$LINENO" 5
+ fi
+ fi
+ if test x$ac_success = xno; then
+ HAVE_CXX11_FOR_BUILD=0
+ { $as_echo "$as_me:${as_lineno-$LINENO}: No compiler with C++11 support was found" >&5
+$as_echo "$as_me: No compiler with C++11 support was found" >&6;}
+ else
+ HAVE_CXX11_FOR_BUILD=1
+
+$as_echo "#define HAVE_CXX11_FOR_BUILD 1" >>confdefs.h
+
+ fi
+
+
+ fi
+fi
+
+# Check whether --enable-pgo-build was given.
+if test "${enable_pgo_build+set}" = set; then :
+ enableval=$enable_pgo_build; enable_pgo_build=$enableval
+else
+ enable_pgo_build=no
+fi
+
+
+# Issue errors and warnings for invalid/strange PGO build combinations.
+case "$have_compiler:$host:$target:$enable_pgo_build" in
+ *:*:*:no) ;;
+
+ # Allow the PGO build only if we aren't building a compiler and
+ # we are in a native configuration.
+ no:$build:$build:yes | no:$build:$build:lto) ;;
+
+ # Disallow the PGO bootstrap if we are building a compiler.
+ yes:*:*:yes | yes:*:*:lto)
+ as_fn_error $? "cannot perform the PGO bootstrap when building a compiler" "$LINENO" 5 ;;
- # Fail if wrong command line
*)
- as_fn_error $? "invalid option for --enable-bootstrap" "$LINENO" 5
+ as_fn_error $? "invalid option for --enable-pgo-build" "$LINENO" 5
;;
esac
-# When bootstrapping with GCC, build stage 1 in C++98 mode to ensure that a
-# C++98 compiler can still start the bootstrap.
-if test "$enable_bootstrap:$GXX" = "yes:yes"; then
- CXX="$CXX -std=gnu++98"
+if test "$enable_pgo_build" != "no"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -fprofile-generate" >&5
+$as_echo_n "checking whether the compiler supports -fprofile-generate... " >&6; }
+ old_CFLAGS="$CFLAGS"
+ PGO_BUILD_GEN_CFLAGS="-fprofile-generate"
+ CFLAGS="$CFLAGS $PGO_BUILD_CFLAGS"
+
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+ PGO_BUILD_GEN_CFLAGS=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$old_CFLAGS"
+ if test -n "$PGO_BUILD_GEN_CFLAGS"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ PGO_BUILD_USE_CFLAGS="-fprofile-use"
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ as_fn_error $? "cannot perform the PGO build without -fprofile-generate" "$LINENO" 5
+ fi
+
+ if test "$enable_pgo_build" = "lto"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports -flto=jobserver -ffat-lto-objects" >&5
+$as_echo_n "checking whether the compiler supports -flto=jobserver -ffat-lto-objects... " >&6; }
+ old_CFLAGS="$CFLAGS"
+ PGO_BUILD_LTO_CFLAGS="-flto=jobserver -ffat-lto-objects"
+ CFLAGS="$CFLAGS $PGO_BUILD_LTO_CFLAGS"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+ PGO_BUILD_LTO_CFLAGS=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$old_CFLAGS"
+ if test -n "$PGO_BUILD_LTO_CFLAGS"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: LTO is disabled for the PGO build" >&5
+$as_echo "$as_me: WARNING: LTO is disabled for the PGO build" >&2;}
+ fi
+ fi
fi
+
+
+
# Used for setting $lt_cv_objdir
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
$as_echo_n "checking for objdir... " >&6; }
# Check for GMP, MPFR and MPC
-gmplibs="-lmpc -lmpfr -lgmp"
+require_gmp=no
+require_mpc=no
+if test -d ${srcdir}/gcc ; then
+ require_gmp=yes
+ require_mpc=yes
+fi
+if test -d ${srcdir}/gdb ; then
+ if test "x$enable_gdb" != xno; then
+ require_gmp=yes
+ fi
+fi
+
+gmplibs="-lmpfr -lgmp"
+if test x"$require_mpc" = "xyes" ; then
+ gmplibs="-lmpc $gmplibs"
+fi
gmpinc=
have_gmp=no
# Specify a location for mpfr
# check for this first so it ends up on the link line before gmp.
-# Check whether --with-mpfr-dir was given.
-if test "${with_mpfr_dir+set}" = set; then :
- withval=$with_mpfr_dir; as_fn_error $? "The --with-mpfr-dir=PATH option has been removed.
-Use --with-mpfr=PATH or --with-mpfr-include=PATH plus --with-mpfr-lib=PATH" "$LINENO" 5
-fi
-
-
-
# Check whether --with-mpfr was given.
if test "${with_mpfr+set}" = set; then :
withval=$with_mpfr;
# Specify a location for gmp
-# Check whether --with-gmp-dir was given.
-if test "${with_gmp_dir+set}" = set; then :
- withval=$with_gmp_dir; as_fn_error $? "The --with-gmp-dir=PATH option has been removed.
-Use --with-gmp=PATH or --with-gmp-include=PATH plus --with-gmp-lib=PATH" "$LINENO" 5
-fi
-
-
-
# Check whether --with-gmp was given.
if test "${with_gmp+set}" = set; then :
withval=$with_gmp;
have_gmp=yes
fi
-if test -d ${srcdir}/gcc && test "x$have_gmp" = xno; then
+if test "x$require_gmp" = xyes && test "x$have_gmp" = xno; then
have_gmp=yes
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $gmpinc"
# Check for the recommended and required versions of GMP.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of gmp.h" >&5
$as_echo_n "checking for the correct version of gmp.h... " >&6; }
-
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include "gmp.h"
int
main ()
{
- #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,0)
+ #if MPFR_VERSION < MPFR_VERSION_NUM(3,1,0)
choke me
#endif
main ()
{
- #if MPFR_VERSION < MPFR_VERSION_NUM(2,4,2)
+ #if MPFR_VERSION < MPFR_VERSION_NUM(3,1,6)
choke me
#endif
fi
# Check for the MPC header version.
- if test x"$have_gmp" = xyes ; then
+ if test "x$require_mpc" = xyes && test x"$have_gmp" = xyes ; then
# Check for the recommended and required versions of MPC.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of mpc.h" >&5
$as_echo_n "checking for the correct version of mpc.h... " >&6; }
if test x"$have_gmp" = xyes; then
saved_LIBS="$LIBS"
LIBS="$LIBS $gmplibs"
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of the gmp/mpfr/mpc libraries" >&5
-$as_echo_n "checking for the correct version of the gmp/mpfr/mpc libraries... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of the gmp/mpfr libraries" >&5
+$as_echo_n "checking for the correct version of the gmp/mpfr libraries... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-#include <mpc.h>
+#include <mpfr.h>
int
main ()
{
mpfr_t n;
mpfr_t x;
- mpc_t c;
int t;
mpfr_init (n);
mpfr_init (x);
- mpfr_atan2 (n, n, x, GMP_RNDN);
- mpfr_erfc (n, x, GMP_RNDN);
- mpfr_subnormalize (x, t, GMP_RNDN);
+ mpfr_atan2 (n, n, x, MPFR_RNDN);
+ mpfr_erfc (n, x, MPFR_RNDN);
+ mpfr_subnormalize (x, t, MPFR_RNDN);
mpfr_clear(n);
mpfr_clear(x);
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }; have_gmp=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ LIBS="$saved_LIBS"
+ fi
+
+ # Now check the MPC library
+ if test "x$require_mpc" = xyes && test x"$have_gmp" = xyes; then
+ saved_LIBS="$LIBS"
+ LIBS="$LIBS $gmplibs"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the correct version of the mpc libraries" >&5
+$as_echo_n "checking for the correct version of the mpc libraries... " >&6; }
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <mpc.h>
+int
+main ()
+{
+
+ mpc_t c;
mpc_init2 (c, 53);
mpc_set_ui_ui (c, 1, 1, MPC_RNDNN);
mpc_cosh (c, c, MPC_RNDNN);
# The library versions listed in the error message below should match
# the HARD-minimums enforced above.
if test x$have_gmp != xyes; then
- as_fn_error $? "Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC 0.8.0+.
+ if test -d ${srcdir}/gcc ; then
+ as_fn_error $? "Building GCC requires GMP 4.2+, MPFR 3.1.0+ and MPC 0.8.0+.
Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify
their locations. Source code for these libraries can be found at
their respective hosting sites as well as at
-ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also
+https://gcc.gnu.org/pub/gcc/infrastructure/. See also
http://gcc.gnu.org/install/prerequisites.html for additional info. If
you obtained GMP, MPFR and/or MPC from a vendor distribution package,
make sure that you have installed both the libraries and the header
files. They may be located in separate packages." "$LINENO" 5
+ else
+ as_fn_error $? "Building GDB requires GMP 4.2+, and MPFR 3.1.0+.
+Try the --with-gmp and/or --with-mpfr options to specify
+their locations. If you obtained GMP and/or MPFR from a vendor
+distribution package, make sure that you have installed both the libraries
+and the header files. They may be located in separate packages." "$LINENO" 5
+ fi
fi
fi
+# Whether or not to use -static-libstdc++ and -static-libgcc. The
+# default is yes if gcc is being built; no otherwise. The reason for
+# this default is that gdb is sometimes linked against GNU Source
+# Highlight, which is a shared library that uses C++ exceptions. In
+# this case, -static-libstdc++ will cause crashes.
+
+# Check whether --with-static-standard-libraries was given.
+if test "${with_static_standard_libraries+set}" = set; then :
+ withval=$with_static_standard_libraries;
+else
+ with_static_standard_libraries=auto
+fi
+
+if test "$with_static_standard_libraries" = auto; then
+ with_static_standard_libraries=$have_compiler
+fi
+
# Linker flags to use for stage1 or when not bootstrapping.
# Check whether --with-stage1-ldflags was given.
# In stage 1, default to linking libstdc++ and libgcc statically with GCC
# if supported. But if the user explicitly specified the libraries to use,
# trust that they are doing what they want.
- if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then
+ if test "$with_static_standard_libraries" = yes -a "$stage1_libs" = "" \
+ -a "$have_static_libs" = yes; then
stage1_ldflags="-static-libstdc++ -static-libgcc"
fi
fi
fi
fi
+case $target in
+ *-darwin2* | *-darwin1[56789]*)
+ # For these versions, we default to using embedded rpaths.
+ if test "x$enable_darwin_at_rpath" != "xno"; then
+ poststage1_ldflags="$poststage1_ldflags -nodefaultrpaths"
+ fi
+ ;;
+ *-darwin*)
+ # For these versions, we only use embedded rpaths on demand.
+ if test "x$enable_darwin_at_rpath" = "xyes"; then
+ poststage1_ldflags="$poststage1_ldflags -nodefaultrpaths"
+ fi
+ ;;
+esac
# GCC GRAPHITE dependency isl.
+# Handle --enable-host-pie
+# If host PIE executables are the default (or must be forced on) for some host,
+# we must pass that configuration to the gcc directory.
+gcc_host_pie=
+# Check whether --enable-host-pie was given.
+if test "${enable_host_pie+set}" = set; then :
+ enableval=$enable_host_pie; host_pie=$enableval
+ case $host in
+ *-*-darwin2*)
+ if test x$host_pie != xyes ; then
+ # for Darwin20+ this is required.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: PIE executables are required for the configured host, host-pie setting ignored." >&5
+$as_echo "$as_me: WARNING: PIE executables are required for the configured host, host-pie setting ignored." >&2;}
+ host_pie=yes
+ gcc_host_pie=--enable-host-pie
+ fi ;;
+ *) ;;
+ esac
+else
+ case $host in
+ *-*-darwin2*)
+ # Default to PIE (mandatory for aarch64).
+ host_pie=yes
+ gcc_host_pie=--enable-host-pie
+ ;;
+ *) host_pie=no ;;
+ esac
+fi
+
+
+
+
+
# Enable --enable-host-shared.
# Checked early to determine whether jit is an 'all' language
# Check whether --enable-host-shared was given.
if test "${enable_host_shared+set}" = set; then :
enableval=$enable_host_shared; host_shared=$enableval
+ case $host in
+ x86_64-*-darwin* | aarch64-*-darwin*)
+ if test x$host_shared != xyes ; then
+ # PIC is the default, and actually cannot be switched off.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: PIC code is required for the configured host; host-shared setting ignored." >&5
+$as_echo "$as_me: WARNING: PIC code is required for the configured host; host-shared setting ignored." >&2;}
+ host_shared=yes
+ fi ;;
+ *-*-darwin*)
+ if test x$host_pie = xyes -a x$host_shared != xyes ; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: PIC code is required for PIE host executables host-shared setting ignored." >&5
+$as_echo "$as_me: WARNING: PIC code is required for PIE host executables host-shared setting ignored." >&2;}
+ host_shared=yes
+ fi ;;
+ *) ;;
+ esac
+else
+ case $host in
+ # 64B x86_64 and Aarch64 Darwin default to PIC.
+ x86_64-*-darwin* | aarch64-*-darwin*) host_shared=yes ;;
+ # 32B and powerpc64 Darwin must use PIC to link PIE exes.
+ *-*-darwin*) host_shared=$host_pie ;;
+ *) host_shared=no;;
+ esac
+fi
+
+
+
+
+if test x$host_shared = xyes; then
+ case $host in
+ *-*-darwin*)
+ # Since host shared is the default for 64b Darwin, and also enabled for
+ # host_pie, ensure that we present the PIE flag when host_pie is active.
+ if test x$host_pie = xyes; then
+ PICFLAG=-fPIE
+ fi
+ ;;
+ *)
+ PICFLAG=-fPIC
+ ;;
+ esac
+elif test x$host_pie = xyes; then
+ PICFLAG=-fPIE
else
- host_shared=no
+ PICFLAG=
fi
+# If we are building PIC/PIE host executables, and we are building dependent
+# libs (e.g. GMP) in-tree those libs need to be configured to generate PIC
+# code.
+host_libs_picflag=
+if test "$host_shared" = "yes" -o "$host_pie" = "yes"; then
+host_libs_picflag='--with-pic'
+fi
+
+
# By default, C and C++ are the only stage 1 languages.
stage1_languages=,c,
;;
esac
+ # Disable D if no preexisting GDC is available.
+ case ${add_this_lang}:${language}:${have_gdc} in
+ yes:d:no)
+ # Specifically requested language; tell them.
+ as_fn_error $? "GDC is required to build $language" "$LINENO" 5
+ ;;
+ all:d:no)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: GDC is required to build $language" >&5
+$as_echo "$as_me: WARNING: GDC is required to build $language" >&2;}
+ add_this_lang=unsupported
+ ;;
+ *:d:no)
+ # Silently disable.
+ add_this_lang=unsupported
+ ;;
+ esac
+
# Disable jit if -enable-host-shared not specified
- case ${add_this_lang}:${language}:${host_shared} in
- yes:jit:no)
- # PR jit/64780: explicitly specify --enable-host-shared
+ # but not if building for Mingw. All code in Windows
+ # is position independent code (PIC).
+ case $target in
+ *mingw*) ;;
+ *)
+ case ${add_this_lang}:${language}:${host_shared} in
+ yes:jit:no)
+ # PR jit/64780: explicitly specify --enable-host-shared
as_fn_error $? "
Enabling language \"jit\" requires --enable-host-shared.
best to do this via two separate configure/builds, in separate
directories, to avoid imposing the performance cost of
--enable-host-shared on the regular compiler." "$LINENO" 5
- ;;
- all:jit:no)
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: --enable-host-shared required to build $language" >&5
+ ;;
+ all:jit:no)
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: --enable-host-shared required to build $language" >&5
$as_echo "$as_me: WARNING: --enable-host-shared required to build $language" >&2;}
- add_this_lang=unsupported
- ;;
- *:jit:no)
- # Silently disable.
- add_this_lang=unsupported
- ;;
- esac
+ add_this_lang=unsupported
+ ;;
+ *:jit:no)
+ # Silently disable.
+ add_this_lang=unsupported
+ ;;
+ esac
+ ;;
+ esac
# Disable a language that is unsupported by the target.
case "${add_this_lang}: $unsupported_languages " in
*) stage1_languages="${stage1_languages}${language}," ;;
esac
# We need to bootstrap any supporting libraries.
- bootstrap_target_libs="${bootstrap_target_libs}${target_libs},"
+ bootstrap_target_libs=`echo "${bootstrap_target_libs}${target_libs}," | sed "s/ /,/g"`
;;
esac
;;
fi
esac
-# Disable libitm, libsanitizer, libvtv, liboffloadmic if we're not building C++
+# Disable libitm, libsanitizer, libvtv if we're not building C++
case ,${enable_languages}, in
*,c++,*)
# Disable libitm, libsanitizer if we're not building libstdc++
esac
;;
*)
- noconfigdirs="$noconfigdirs target-liboffloadmic target-libitm target-libsanitizer target-libvtv"
+ noconfigdirs="$noconfigdirs target-libitm target-libsanitizer target-libvtv"
+ ;;
+esac
+
+case ,${enable_languages}, in
+ *,rust,*)
+ case " ${noconfigdirs} " in
+ *\ target-libstdc++-v3\ *)
+ # Disable target libgrust if we're not building target libstdc++.
+ noconfigdirs="$noconfigdirs target-libgrust"
+ ;;
+ esac
;;
esac
+# If gcc/ is not in the source tree then we'll not be building a
+# target compiler, assume in that case we don't want to build any
+# target libraries or tools.
+#
+# This was added primarily for the benefit for binutils-gdb who reuse
+# this configure script, but don't always have target tools available.
+if test ! -d ${srcdir}/gcc; then
+ skipdirs="${skipdirs} ${target_configdirs}"
+fi
+
# Remove the entries in $skipdirs and $noconfigdirs from $configdirs,
# $build_configdirs and $target_configdirs.
# If we have the source for $noconfigdirs entries, add them to $notsupp.
# Sometimes we have special requirements for the host libiberty.
extra_host_libiberty_configure_flags=
-extra_host_zlib_configure_flags=
case " $configdirs " in
- *" lto-plugin "* | *" libcc1 "*)
+ *" lto-plugin "* | *" libcc1 "* | *" gdbserver "*)
# When these are to be built as shared libraries, the same applies to
# libiberty.
extra_host_libiberty_configure_flags=--enable-shared
;;
+esac
+
+
+# Sometimes we have special requirements for the host zlib.
+extra_host_zlib_configure_flags=
+case " $configdirs " in
*" bfd "*)
# When bfd is to be built as a shared library, the same applies to
# zlib.
esac
-
# Produce a warning message for the subdirs we can't configure.
# This isn't especially interesting in the Cygnus tree, but in the individual
# FSF releases, it's important to let people know when their machine isn't
spu-*-*)
target_makefile_frag="config/mt-spu"
;;
+ loongarch*-*linux* | loongarch*-*gnu*)
+ target_makefile_frag="config/mt-loongarch-gnu"
+ ;;
+ loongarch*-*elf*)
+ target_makefile_frag="config/mt-loongarch-elf"
+ ;;
mips*-sde-elf* | mips*-mti-elf* | mips*-img-elf*)
target_makefile_frag="config/mt-sde"
;;
# or bootstrap-ubsan, bootstrap it.
if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then
case "$BUILD_CONFIG" in
- *bootstrap-asan* | *bootstrap-ubsan* )
+ *bootstrap-hwasan* | *bootstrap-asan* | *bootstrap-ubsan* )
bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer,
bootstrap_fixincludes=yes
;;
bootstrap_target_libs=${bootstrap_target_libs}target-libvtv,
fi
+# If we are building libatomic and the list of enabled languages includes the
+# D frontend, bootstrap it.
+if echo " ${target_configdirs} " | grep " libatomic " > /dev/null 2>&1; then
+ case ,${enable_languages}, in
+ *,d,*)
+ bootstrap_target_libs=${bootstrap_target_libs}target-libatomic,
+ ;;
+ esac
+fi
+
# Determine whether gdb needs tk/tcl or not.
# Use 'maybe' since enable_gdbtk might be true even if tk isn't available
# and in that case we want gdb to be built without tk. Ugh!
CONFIGURE_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-configure-/g`
INSTALL_GDB_TK=`echo ${GDB_TK} | sed s/-all-/-install-/g`
+# gdb and gdbserver depend on gnulib and gdbsupport, but as nothing
+# else does, only include them if one of these is built. The Makefile
+# provides the ordering, so it's enough here to add to the list.
+case " ${configdirs} " in
+ *\ gdb\ *)
+ configdirs="${configdirs} gnulib gdbsupport"
+ ;;
+ *\ gdbserver\ *)
+ configdirs="${configdirs} gnulib gdbsupport"
+ ;;
+ *\ sim\ *)
+ configdirs="${configdirs} gnulib"
+ ;;
+esac
+
# Strip out unwanted targets.
# While at that, we remove Makefiles if we were started for recursive
/^@unless /d
/^@endunless /d"
+if test "$enable_pgo_build" != "no"; then
+ extrasub_build="$extrasub_build
+/^@if pgo-build\$/d
+/^@endif pgo-build\$/d"
+fi
+
# Create the serialization dependencies. This uses a temporary file.
# Check whether --enable-serial-configure was given.
# These force 'configure's to be done one at a time, to avoid problems
# with contention over a shared config.cache.
rm -f serdep.tmp
+if test "x${enable_serial_build_configure}" = xyes || test "x${enable_serial_host_configure}" = xyes || test "x${enable_serial_target_configure}" = xyes; then
echo '# serdep.tmp' > serdep.tmp
+fi
olditem=
test "x${enable_serial_build_configure}" = xyes &&
for item in ${build_configdirs} ; do
# files altogether, and which should be passed on to subconfigures.
# Also strip program-prefix, program-suffix, and program-transform-name,
# so that we can pass down a consistent program-transform-name.
-baseargs=
+hbaseargs=
+bbaseargs=
tbaseargs=
keep_next=no
skip_next=no
*\'*)
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
esac
- baseargs="$baseargs '$ac_arg'"
+ hbaseargs="$hbaseargs '$ac_arg'"
+ bbaseargs="$bbaseargs '$ac_arg'"
tbaseargs="$tbaseargs '$ac_arg'"
keep_next=no
continue
esac
skip_targ=no
+ skip_barg=no
case $ac_arg in
--with-* | --without-*)
*[-_]lib)
lib=`echo "$libopt" | sed 's,[-_]lib$,,'`
;;
+ *[-_]prefix)
+ lib=`echo "$libopt" | sed 's,[-_]prefix$,,'`
+ ;;
+ *[-_]type)
+ lib=`echo "$libopt" | sed 's,[-_]type$,,'`
+ ;;
*)
lib=$libopt
;;
skip_targ=yes
fi
;;
+ libintl | libiconv)
+ # We don't want libintl (and co.) in anything but the host arguments.
+ skip_targ=yes
+ skip_barg=yes
+ ;;
esac
;;
esac
--cache-file=/dev/null | \
-cache-file=/dev/null )
# Handled here to avoid the test to skip args below.
- baseargs="$baseargs '$ac_arg'"
+ hbaseargs="$hbaseargs '$ac_arg'"
+ bbaseargs="$bbaseargs '$ac_arg'"
tbaseargs="$tbaseargs '$ac_arg'"
# Assert: $separate_arg should always be no.
keep_next=$separate_arg
*\'*)
ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
esac
- baseargs="$baseargs '$ac_arg'"
+ hbaseargs="$hbaseargs '$ac_arg'"
+ if test X"$skip_barg" = Xno; then
+ bbaseargs="$bbaseargs '$ac_arg'"
+ fi
if test X"$skip_targ" = Xno; then
tbaseargs="$tbaseargs '$ac_arg'"
fi
done
# Remove the initial space we just introduced and, as these will be
# expanded by make, quote '$'.
-baseargs=`echo "x$baseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
+hbaseargs=`echo "x$hbaseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
+bbaseargs=`echo "x$bbaseargs" | sed -e 's/^x *//' -e 's,\\$,$$,g'`
# Add in --program-transform-name, after --program-prefix and
# --program-suffix have been applied to it. Autoconf has already
EOF_SED
gcc_transform_name=`cat conftestsed.out`
rm -f conftestsed.out
-baseargs="$baseargs --program-transform-name='${gcc_transform_name}'"
+hbaseargs="$hbaseargs --program-transform-name='${gcc_transform_name}'"
+bbaseargs="$bbaseargs --program-transform-name='${gcc_transform_name}'"
tbaseargs="$tbaseargs --program-transform-name='${gcc_transform_name}'"
if test "$silent" = yes; then
- baseargs="$baseargs --silent"
+ bbaseargs="$bbaseargs --silent"
+ hbaseargs="$hbaseargs --silent"
tbaseargs="$tbaseargs --silent"
fi
-baseargs="$baseargs --disable-option-checking"
+
+bbaseargs="$bbaseargs --disable-option-checking"
+hbaseargs="$hbaseargs --disable-option-checking"
tbaseargs="$tbaseargs --disable-option-checking"
+if test "$enable_year2038" = no; then
+ baseargs="$baseargs --disable-year2038"
+ tbaseargs="$tbaseargs --disable-year2038"
+fi
+
# Record and document user additions to sub configure arguments.
# desired. We can't even use the same cache file for all build-side
# libraries, as they're compiled differently; some with C, some with
# C++ or with different feature-enabling options.
-build_configargs="$build_configargs --cache-file=./config.cache ${baseargs}"
+build_configargs="$build_configargs --cache-file=./config.cache ${bbaseargs}"
# For host modules, accept cache file option, or specification as blank.
case "${cache_file}" in
# Host dirs don't like to share a cache file either, horribly enough.
# This seems to be due to autoconf 2.5x stupidity.
-host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${baseargs}"
+host_configargs="$host_configargs --cache-file=./config.cache ${extra_host_args} ${hbaseargs}"
target_configargs="$target_configargs ${tbaseargs}"
# our build compiler if desired.
if test x"${build}" = x"${host}" ; then
CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
+ CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-${CPPFLAGS}}
CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
fi
mep*)
FLAGS_FOR_TARGET="$FLAGS_FOR_TARGET -mlibrary"
;;
+ # The VxWorks support for shared libraries is getting in
+ # incrementally. Make sure it doesn't get activated implicitly:
+ *vxworks*)
+ if test "${enable_shared-unset}" = unset ; then
+ enable_shared=no
+ # So the build of libraries knows ...
+ target_configargs="${target_configargs} --disable-shared"
+ # So gcc knows ...
+ host_configargs="${host_configargs} --disable-shared"
+ fi
+ ;;
esac
# Makefile fragments.
+
+
+
# Generate default definitions for YACC, M4, LEX and other programs that run
# on the build machine. These are used if the Makefile can't locate these
# programs in objdir.
fi
- test -n "$ac_cv_prog_DLLTOOL" && break
+ test -n "$ac_cv_prog_DLLTOOL" && break
+done
+
+if test -z "$ac_cv_prog_DLLTOOL" ; then
+ set dummy dlltool
+ if test $build = $host ; then
+ DLLTOOL="$2"
+ else
+ DLLTOOL="${ncn_tool_prefix}$2"
+ fi
+fi
+
+
+
+if test -n "$DSYMUTIL"; then
+ ac_cv_prog_DSYMUTIL=$DSYMUTIL
+elif test -n "$ac_cv_prog_DSYMUTIL"; then
+ DSYMUTIL=$ac_cv_prog_DSYMUTIL
+fi
+
+if test -n "$ac_cv_prog_DSYMUTIL"; then
+ for ncn_progname in dsymutil; do
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL"; then
+ ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL=$ac_cv_prog_DSYMUTIL
+if test -n "$DSYMUTIL"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
+$as_echo "$DSYMUTIL" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ done
+fi
+
+for ncn_progname in dsymutil; do
+ if test -n "$ncn_tool_prefix"; then
+ # Extract the first word of "${ncn_tool_prefix}${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_tool_prefix}${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL"; then
+ ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL="${ncn_tool_prefix}${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL=$ac_cv_prog_DSYMUTIL
+if test -n "$DSYMUTIL"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
+$as_echo "$DSYMUTIL" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ if test -z "$ac_cv_prog_DSYMUTIL" && test $build = $host ; then
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL"; then
+ ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL=$ac_cv_prog_DSYMUTIL
+if test -n "$DSYMUTIL"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
+$as_echo "$DSYMUTIL" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ test -n "$ac_cv_prog_DSYMUTIL" && break
done
-if test -z "$ac_cv_prog_DLLTOOL" ; then
- set dummy dlltool
+if test -z "$ac_cv_prog_DSYMUTIL" ; then
+ set dummy dsymutil
if test $build = $host ; then
- DLLTOOL="$2"
+ DSYMUTIL="$2"
else
- DLLTOOL="${ncn_tool_prefix}$2"
+ DSYMUTIL="${ncn_tool_prefix}$2"
fi
fi
+
+GDCFLAGS=${GDCFLAGS-${CFLAGS}}
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -plugin option" >&5
+$as_echo_n "checking for -plugin option... " >&6; }
+
+plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
+plugin_option=
+for plugin in $plugin_names; do
+ plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
+ if test x$plugin_so = x$plugin; then
+ plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
+ fi
+ if test x$plugin_so != x$plugin; then
+ plugin_option="--plugin $plugin_so"
+ break
+ fi
+done
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$AR"; then
+ ac_cv_prog_AR="$AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_AR="${ac_tool_prefix}ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+AR=$ac_cv_prog_AR
+if test -n "$AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_AR"; then
+ ac_ct_AR=$AR
+ # Extract the first word of "ar", so it can be a program name with args.
+set dummy ar; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_AR"; then
+ ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_ac_ct_AR="ar"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_AR=$ac_cv_prog_ac_ct_AR
+if test -n "$ac_ct_AR"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_AR" = x; then
+ AR=""
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ AR=$ac_ct_AR
+ fi
+else
+ AR="$ac_cv_prog_AR"
+fi
+
+if test "${AR}" = "" ; then
+ as_fn_error $? "Required archive tool 'ar' not found on PATH." "$LINENO" 5
+fi
+touch conftest.c
+${AR} $plugin_option rc conftest.a conftest.c
+if test "$?" != 0; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+ plugin_option=
+fi
+rm -f conftest.*
+if test -n "$plugin_option"; then
+ PLUGIN_OPTION="$plugin_option"
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_option" >&5
+$as_echo "$plugin_option" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+AR_PLUGIN_OPTION=
+RANLIB_PLUGIN_OPTION=
+if test -n "$PLUGIN_OPTION"; then
+ if $AR --help 2>&1 | grep -q "\--plugin"; then
+ AR_PLUGIN_OPTION="$PLUGIN_OPTION"
+ fi
+ if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+ RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
+ fi
+fi
+
+
+
# Target tools.
# Check whether --with-build-time-tools was given.
fi
fi
-GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
-if test -n "$GDC_FOR_TARGET"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
-$as_echo "$GDC_FOR_TARGET" >&6; }
+GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
+if test -n "$GDC_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
+$as_echo "$GDC_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ done
+fi
+
+if test -z "$ac_cv_prog_GDC_FOR_TARGET" && test -n "$with_build_time_tools"; then
+ for ncn_progname in gdc; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ncn_progname} in $with_build_time_tools" >&5
+$as_echo_n "checking for ${ncn_progname} in $with_build_time_tools... " >&6; }
+ if test -x $with_build_time_tools/${ncn_progname}; then
+ ac_cv_prog_GDC_FOR_TARGET=$with_build_time_tools/${ncn_progname}
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ break
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ fi
+ done
+fi
+
+if test -z "$ac_cv_prog_GDC_FOR_TARGET"; then
+ for ncn_progname in gdc; do
+ if test -n "$ncn_target_tool_prefix"; then
+ # Extract the first word of "${ncn_target_tool_prefix}${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_target_tool_prefix}${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_GDC_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$GDC_FOR_TARGET"; then
+ ac_cv_prog_GDC_FOR_TARGET="$GDC_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_GDC_FOR_TARGET="${ncn_target_tool_prefix}${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
+if test -n "$GDC_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
+$as_echo "$GDC_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ if test -z "$ac_cv_prog_GDC_FOR_TARGET" && test $build = $target ; then
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_GDC_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$GDC_FOR_TARGET"; then
+ ac_cv_prog_GDC_FOR_TARGET="$GDC_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_GDC_FOR_TARGET="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
+if test -n "$GDC_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
+$as_echo "$GDC_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ test -n "$ac_cv_prog_GDC_FOR_TARGET" && break
+ done
+fi
+
+if test -z "$ac_cv_prog_GDC_FOR_TARGET" ; then
+ set dummy gdc
+ if test $build = $target ; then
+ GDC_FOR_TARGET="$2"
+ else
+ GDC_FOR_TARGET="${ncn_target_tool_prefix}$2"
+ fi
+else
+ GDC_FOR_TARGET="$ac_cv_prog_GDC_FOR_TARGET"
+fi
+
+
+
+if test -n "$GM2_FOR_TARGET"; then
+ ac_cv_prog_GM2_FOR_TARGET=$GM2_FOR_TARGET
+elif test -n "$ac_cv_prog_GM2_FOR_TARGET"; then
+ GM2_FOR_TARGET=$ac_cv_prog_GM2_FOR_TARGET
+fi
+
+if test -n "$ac_cv_prog_GM2_FOR_TARGET"; then
+ for ncn_progname in gm2; do
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_GM2_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$GM2_FOR_TARGET"; then
+ ac_cv_prog_GM2_FOR_TARGET="$GM2_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_GM2_FOR_TARGET="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+GM2_FOR_TARGET=$ac_cv_prog_GM2_FOR_TARGET
+if test -n "$GM2_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GM2_FOR_TARGET" >&5
+$as_echo "$GM2_FOR_TARGET" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
done
fi
-if test -z "$ac_cv_prog_GDC_FOR_TARGET" && test -n "$with_build_time_tools"; then
- for ncn_progname in gdc; do
+if test -z "$ac_cv_prog_GM2_FOR_TARGET" && test -n "$with_build_time_tools"; then
+ for ncn_progname in gm2; do
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ncn_progname} in $with_build_time_tools" >&5
$as_echo_n "checking for ${ncn_progname} in $with_build_time_tools... " >&6; }
if test -x $with_build_time_tools/${ncn_progname}; then
- ac_cv_prog_GDC_FOR_TARGET=$with_build_time_tools/${ncn_progname}
+ ac_cv_prog_GM2_FOR_TARGET=$with_build_time_tools/${ncn_progname}
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
break
done
fi
-if test -z "$ac_cv_prog_GDC_FOR_TARGET"; then
- for ncn_progname in gdc; do
+if test -z "$ac_cv_prog_GM2_FOR_TARGET"; then
+ for ncn_progname in gm2; do
if test -n "$ncn_target_tool_prefix"; then
# Extract the first word of "${ncn_target_tool_prefix}${ncn_progname}", so it can be a program name with args.
set dummy ${ncn_target_tool_prefix}${ncn_progname}; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_GDC_FOR_TARGET+:} false; then :
+if ${ac_cv_prog_GM2_FOR_TARGET+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test -n "$GDC_FOR_TARGET"; then
- ac_cv_prog_GDC_FOR_TARGET="$GDC_FOR_TARGET" # Let the user override the test.
+ if test -n "$GM2_FOR_TARGET"; then
+ ac_cv_prog_GM2_FOR_TARGET="$GM2_FOR_TARGET" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_prog_GDC_FOR_TARGET="${ncn_target_tool_prefix}${ncn_progname}"
+ ac_cv_prog_GM2_FOR_TARGET="${ncn_target_tool_prefix}${ncn_progname}"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
fi
fi
-GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
-if test -n "$GDC_FOR_TARGET"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
-$as_echo "$GDC_FOR_TARGET" >&6; }
+GM2_FOR_TARGET=$ac_cv_prog_GM2_FOR_TARGET
+if test -n "$GM2_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GM2_FOR_TARGET" >&5
+$as_echo "$GM2_FOR_TARGET" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
- if test -z "$ac_cv_prog_GDC_FOR_TARGET" && test $build = $target ; then
+ if test -z "$ac_cv_prog_GM2_FOR_TARGET" && test $build = $target ; then
# Extract the first word of "${ncn_progname}", so it can be a program name with args.
set dummy ${ncn_progname}; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_GDC_FOR_TARGET+:} false; then :
+if ${ac_cv_prog_GM2_FOR_TARGET+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test -n "$GDC_FOR_TARGET"; then
- ac_cv_prog_GDC_FOR_TARGET="$GDC_FOR_TARGET" # Let the user override the test.
+ if test -n "$GM2_FOR_TARGET"; then
+ ac_cv_prog_GM2_FOR_TARGET="$GM2_FOR_TARGET" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
- ac_cv_prog_GDC_FOR_TARGET="${ncn_progname}"
+ ac_cv_prog_GM2_FOR_TARGET="${ncn_progname}"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
fi
fi
-GDC_FOR_TARGET=$ac_cv_prog_GDC_FOR_TARGET
-if test -n "$GDC_FOR_TARGET"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GDC_FOR_TARGET" >&5
-$as_echo "$GDC_FOR_TARGET" >&6; }
+GM2_FOR_TARGET=$ac_cv_prog_GM2_FOR_TARGET
+if test -n "$GM2_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $GM2_FOR_TARGET" >&5
+$as_echo "$GM2_FOR_TARGET" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
- test -n "$ac_cv_prog_GDC_FOR_TARGET" && break
+ test -n "$ac_cv_prog_GM2_FOR_TARGET" && break
done
fi
-if test -z "$ac_cv_prog_GDC_FOR_TARGET" ; then
- set dummy gdc
+if test -z "$ac_cv_prog_GM2_FOR_TARGET" ; then
+ set dummy gm2
if test $build = $target ; then
- GDC_FOR_TARGET="$2"
+ GM2_FOR_TARGET="$2"
else
- GDC_FOR_TARGET="${ncn_target_tool_prefix}$2"
+ GM2_FOR_TARGET="${ncn_target_tool_prefix}$2"
fi
else
- GDC_FOR_TARGET="$ac_cv_prog_GDC_FOR_TARGET"
+ GM2_FOR_TARGET="$ac_cv_prog_GM2_FOR_TARGET"
fi
+if test -z "$ac_cv_path_DSYMUTIL_FOR_TARGET" ; then
+ if test -n "$with_build_time_tools"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dsymutil in $with_build_time_tools" >&5
+$as_echo_n "checking for dsymutil in $with_build_time_tools... " >&6; }
+ if test -x $with_build_time_tools/dsymutil; then
+ DSYMUTIL_FOR_TARGET=`cd $with_build_time_tools && pwd`/dsymutil
+ ac_cv_path_DSYMUTIL_FOR_TARGET=$DSYMUTIL_FOR_TARGET
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_DSYMUTIL_FOR_TARGET" >&5
+$as_echo "$ac_cv_path_DSYMUTIL_FOR_TARGET" >&6; }
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ fi
+ elif test $build != $host && test $have_gcc_for_target = yes; then
+ DSYMUTIL_FOR_TARGET=`$GCC_FOR_TARGET --print-prog-name=dsymutil`
+ test $DSYMUTIL_FOR_TARGET = dsymutil && DSYMUTIL_FOR_TARGET=
+ test -n "$DSYMUTIL_FOR_TARGET" && ac_cv_path_DSYMUTIL_FOR_TARGET=$DSYMUTIL_FOR_TARGET
+ fi
+fi
+if test -z "$ac_cv_path_DSYMUTIL_FOR_TARGET" && test -n "$gcc_cv_tool_dirs"; then
+ # Extract the first word of "dsymutil", so it can be a program name with args.
+set dummy dsymutil; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_DSYMUTIL_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ case $DSYMUTIL_FOR_TARGET in
+ [\\/]* | ?:[\\/]*)
+ ac_cv_path_DSYMUTIL_FOR_TARGET="$DSYMUTIL_FOR_TARGET" # Let the user override the test with a path.
+ ;;
+ *)
+ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $gcc_cv_tool_dirs
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_path_DSYMUTIL_FOR_TARGET="$as_dir/$ac_word$ac_exec_ext"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+ ;;
+esac
+fi
+DSYMUTIL_FOR_TARGET=$ac_cv_path_DSYMUTIL_FOR_TARGET
+if test -n "$DSYMUTIL_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL_FOR_TARGET" >&5
+$as_echo "$DSYMUTIL_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_path_DSYMUTIL_FOR_TARGET" ; then
+
+
+if test -n "$DSYMUTIL_FOR_TARGET"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET=$DSYMUTIL_FOR_TARGET
+elif test -n "$ac_cv_prog_DSYMUTIL_FOR_TARGET"; then
+ DSYMUTIL_FOR_TARGET=$ac_cv_prog_DSYMUTIL_FOR_TARGET
+fi
+
+if test -n "$ac_cv_prog_DSYMUTIL_FOR_TARGET"; then
+ for ncn_progname in dsymutil; do
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL_FOR_TARGET"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="$DSYMUTIL_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL_FOR_TARGET=$ac_cv_prog_DSYMUTIL_FOR_TARGET
+if test -n "$DSYMUTIL_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL_FOR_TARGET" >&5
+$as_echo "$DSYMUTIL_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ done
+fi
+
+if test -z "$ac_cv_prog_DSYMUTIL_FOR_TARGET" && test -n "$with_build_time_tools"; then
+ for ncn_progname in dsymutil; do
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ncn_progname} in $with_build_time_tools" >&5
+$as_echo_n "checking for ${ncn_progname} in $with_build_time_tools... " >&6; }
+ if test -x $with_build_time_tools/${ncn_progname}; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET=$with_build_time_tools/${ncn_progname}
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+ break
+ else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+ fi
+ done
+fi
+
+if test -z "$ac_cv_prog_DSYMUTIL_FOR_TARGET"; then
+ for ncn_progname in dsymutil; do
+ if test -n "$ncn_target_tool_prefix"; then
+ # Extract the first word of "${ncn_target_tool_prefix}${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_target_tool_prefix}${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL_FOR_TARGET"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="$DSYMUTIL_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="${ncn_target_tool_prefix}${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL_FOR_TARGET=$ac_cv_prog_DSYMUTIL_FOR_TARGET
+if test -n "$DSYMUTIL_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL_FOR_TARGET" >&5
+$as_echo "$DSYMUTIL_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ if test -z "$ac_cv_prog_DSYMUTIL_FOR_TARGET" && test $build = $target ; then
+ # Extract the first word of "${ncn_progname}", so it can be a program name with args.
+set dummy ${ncn_progname}; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_DSYMUTIL_FOR_TARGET+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$DSYMUTIL_FOR_TARGET"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="$DSYMUTIL_FOR_TARGET" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+ ac_cv_prog_DSYMUTIL_FOR_TARGET="${ncn_progname}"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+DSYMUTIL_FOR_TARGET=$ac_cv_prog_DSYMUTIL_FOR_TARGET
+if test -n "$DSYMUTIL_FOR_TARGET"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL_FOR_TARGET" >&5
+$as_echo "$DSYMUTIL_FOR_TARGET" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ fi
+ test -n "$ac_cv_prog_DSYMUTIL_FOR_TARGET" && break
+ done
+fi
+
+if test -z "$ac_cv_prog_DSYMUTIL_FOR_TARGET" ; then
+ set dummy dsymutil
+ if test $build = $target ; then
+ DSYMUTIL_FOR_TARGET="$2"
+ else
+ DSYMUTIL_FOR_TARGET="${ncn_target_tool_prefix}$2"
+ fi
+else
+ DSYMUTIL_FOR_TARGET="$ac_cv_prog_DSYMUTIL_FOR_TARGET"
+fi
+
+else
+ DSYMUTIL_FOR_TARGET=$ac_cv_path_DSYMUTIL_FOR_TARGET
+fi
+
+
+
+
if test -z "$ac_cv_path_LD_FOR_TARGET" ; then
if test -n "$with_build_time_tools"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld in $with_build_time_tools" >&5
fi
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the target dsymutil" >&5
+$as_echo_n "checking where to find the target dsymutil... " >&6; }
+if test "x${build}" != "x${host}" ; then
+ if expr "x$DSYMUTIL_FOR_TARGET" : "x/" > /dev/null; then
+ # We already found the complete path
+ ac_dir=`dirname $DSYMUTIL_FOR_TARGET`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed in $ac_dir" >&5
+$as_echo "pre-installed in $ac_dir" >&6; }
+ else
+ # Canadian cross, just use what we found
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed" >&5
+$as_echo "pre-installed" >&6; }
+ fi
+else
+ if expr "x$DSYMUTIL_FOR_TARGET" : "x/" > /dev/null; then
+ # We already found the complete path
+ ac_dir=`dirname $DSYMUTIL_FOR_TARGET`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed in $ac_dir" >&5
+$as_echo "pre-installed in $ac_dir" >&6; }
+ elif test "x$target" = "x$host"; then
+ # We can use an host tool
+ DSYMUTIL_FOR_TARGET='$(DSYMUTIL)'
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: host tool" >&5
+$as_echo "host tool" >&6; }
+ else
+ # We need a cross tool
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed" >&5
+$as_echo "pre-installed" >&6; }
+ fi
+fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the target gcc" >&5
$as_echo_n "checking where to find the target gcc... " >&6; }
if test "x${build}" != "x${host}" ; then
fi
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the target gm2" >&5
+$as_echo_n "checking where to find the target gm2... " >&6; }
+if test "x${build}" != "x${host}" ; then
+ if expr "x$GM2_FOR_TARGET" : "x/" > /dev/null; then
+ # We already found the complete path
+ ac_dir=`dirname $GM2_FOR_TARGET`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed in $ac_dir" >&5
+$as_echo "pre-installed in $ac_dir" >&6; }
+ else
+ # Canadian cross, just use what we found
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed" >&5
+$as_echo "pre-installed" >&6; }
+ fi
+else
+ ok=yes
+ case " ${configdirs} " in
+ *" gcc "*) ;;
+ *) ok=no ;;
+ esac
+ case ,${enable_languages}, in
+ *,m2,*) ;;
+ *) ok=no ;;
+ esac
+ if test $ok = yes; then
+ # An in-tree tool is available and we can use it
+ GM2_FOR_TARGET='$$r/$(HOST_SUBDIR)/gcc/gm2 -B$$r/$(HOST_SUBDIR)/gcc/'
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: just compiled" >&5
+$as_echo "just compiled" >&6; }
+ elif expr "x$GM2_FOR_TARGET" : "x/" > /dev/null; then
+ # We already found the complete path
+ ac_dir=`dirname $GM2_FOR_TARGET`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed in $ac_dir" >&5
+$as_echo "pre-installed in $ac_dir" >&6; }
+ elif test "x$target" = "x$host"; then
+ # We can use an host tool
+ GM2_FOR_TARGET='$(GM2)'
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: host tool" >&5
+$as_echo "host tool" >&6; }
+ else
+ # We need a cross tool
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: pre-installed" >&5
+$as_echo "pre-installed" >&6; }
+ fi
+fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the target ld" >&5
$as_echo_n "checking where to find the target ld... " >&6; }
if test "x${build}" != "x${host}" ; then
# Specify what files to not compare during bootstrap.
compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"
+compare_exclusions="$compare_exclusions | gcc/m2/gm2-compiler-boot/M2Version*"
+compare_exclusions="$compare_exclusions | gcc/m2/gm2-compiler-boot/SYSTEM*"
+compare_exclusions="$compare_exclusions | gcc/m2/gm2version*"
case "$target" in
hppa*64*-*-hpux*) ;;
- hppa*-*-hpux*) compare_exclusions="gcc/cc*-checksum\$(objext) | */libgcc/lib2funcs* | gcc/ada/*tools/* | gcc/function-tests.o" ;;
- powerpc*-ibm-aix*) compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/* | *libgomp*\$(objext)" ;;
+ powerpc*-ibm-aix*) compare_exclusions="$compare_exclusions | *libgomp*\$(objext)" ;;
esac