zlibinc
zlibdir
HOST_LIBS
-GGC
libgcc_visibility
gcc_cv_readelf
gcc_cv_objdump
--with-gnu-ld assume the C compiler uses GNU ld [default=no]
--with-plugin-ld=[ARG] specify the plugin linker
--with-long-double-128 use 128-bit long double by default
- --with-gc={page,zone} choose the garbage collection mechanism to use with
+ --with-gc={page,zone} this option is not supported anymore. It used to
+ choose the garbage collection mechanism to use with
the compiler
--with-system-zlib use installed libz
--with-linker-hash-style={sysv,gnu,both}
hppa*64*-*-hpux*)
# PIC is the default for 64-bit PA HP-UX.
;;
- i[34567]86-*-cygwin* | i[34567]86-*-mingw* | x86_64-*-mingw*)
+ i[34567]86-*-cygwin* | x86_64-*-cygwin*)
+ ;;
+ i[34567]86-*-mingw* | x86_64-*-mingw*)
;;
i[34567]86-*-interix[3-9]*)
# Interix 3.x gcc -fpic/-fPIC options generate broken code.
powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \
i?86*-*-gnu* | \
i?86*-*-mingw* | x86_64*-*-mingw* | \
- i?86*-*-cygwin*)
+ i?86*-*-cygwin* | x86_64*-*-cygwin*)
enable_decimal_float=yes
;;
*)
*-*-mingw32*)
use_cxa_atexit=yes
;;
+ powerpc-ibm-aix*)
+ use_cxa_atexit=yes
+ ;;
*)
ac_fn_c_check_func "$LINENO" "__cxa_atexit" "ac_cv_func___cxa_atexit"
if test "x$ac_cv_func___cxa_atexit" = x""yes; then :
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17828 "configure"
+#line 17833 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 17934 "configure"
+#line 17939 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
enable_gnu_indirect_function="$default_gnu_indirect_function"
fi
-if test x$enable_gnu_indirect_function = xyes; then
-$as_echo "#define HAVE_GNU_INDIRECT_FUNCTION 1" >>confdefs.h
+gif=`if test x$enable_gnu_indirect_function = xyes; then echo 1; else echo 0; fi`
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_GNU_INDIRECT_FUNCTION $gif
+_ACEOF
+
-fi
if test $in_tree_ld != yes ; then
ld_ver=`$gcc_cv_ld --version 2>/dev/null | sed 1q`
tls_first_minor=13
tls_as_opt=--fatal-warnings
;;
+ microblaze*-*-*)
+ conftest_s='
+ .section .tdata,"awT",@progbits
+x:
+ .word 2
+ .text
+ addik r5,r20,x@TLSGD
+ addik r5,r20,x@TLSLDM'
+ tls_first_major=2
+ tls_first_minor=20
+ tls_as_opt='--fatal-warnings'
+ ;;
mips*-*-*)
conftest_s='
.section .tdata,"awT",@progbits
gcc_cv_ld_static_dynamic=yes
else
case "$target" in
+ # AIX ld uses -b flags
+ *-*-aix4.[23]* | *-*-aix[5-9]*)
+ gcc_cv_ld_static_dynamic=yes
+ gcc_cv_ld_static_option="-bstatic"
+ gcc_cv_ld_dynamic_option="-bdynamic"
+ ;;
# HP-UX ld uses -a flags to select between shared and archive.
*-*-hpux*)
if test x"$gnu_ld" = xno; then
fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for #nobits" >&5
+$as_echo_n "checking assembler for #nobits... " >&6; }
+if test "${gcc_cv_as_sparc_nobits+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_sparc_nobits=no
+ if test x$gcc_cv_as != x; then
+ $as_echo '.section "nobits",#alloc,#write,#nobits
+ .section "progbits",#alloc,#write,#progbits' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_sparc_nobits=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_sparc_nobits" >&5
+$as_echo "$gcc_cv_as_sparc_nobits" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_AS_SPARC_NOBITS `if test $gcc_cv_as_sparc_nobits = yes; then echo 1; else echo 0; fi`
+_ACEOF
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for -relax option" >&5
$as_echo_n "checking assembler for -relax option... " >&6; }
if test "${gcc_cv_as_sparc_relax+set}" = set; then :
# wrappers to aid in interposing and redirecting operators new, delete,
# etc., as per n2800 #17.6.4.6 [replacement.functions]. Check if we
# are configuring for a version of Cygwin that exports the wrappers.
- if test x$host = x$target; then
+ if test x$host = x$target && test x$host_cpu = xi686; then
ac_fn_c_check_func "$LINENO" "__wrap__Znaj" "ac_cv_func___wrap__Znaj"
if test "x$ac_cv_func___wrap__Znaj" = x""yes; then :
gcc_ac_cygwin_dll_wrappers=yes
$as_echo "#define HAVE_AS_IX86_SAHF 1" >>confdefs.h
+fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for interunit movq mnemonic" >&5
+$as_echo_n "checking assembler for interunit movq mnemonic... " >&6; }
+if test "${gcc_cv_as_ix86_interunit_movq+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_ix86_interunit_movq=no
+ if test x$gcc_cv_as != x; then
+ $as_echo '.code64
+ movq %mm0, %rax
+ movq %rax, %xmm0' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_ix86_interunit_movq=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_interunit_movq" >&5
+$as_echo "$gcc_cv_as_ix86_interunit_movq" >&6; }
+if test $gcc_cv_as_ix86_interunit_movq = yes; then
+
+$as_echo "#define HAVE_AS_IX86_INTERUNIT_MOVQ 1" >>confdefs.h
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for hle prefixes" >&5
$as_echo "#define HAVE_AS_GNU_ATTRIBUTE 1" >>confdefs.h
+fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for .micromips support" >&5
+$as_echo_n "checking assembler for .micromips support... " >&6; }
+if test "${gcc_cv_as_micromips_support+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ gcc_cv_as_micromips_support=no
+ if test x$gcc_cv_as != x; then
+ $as_echo '.set micromips' > conftest.s
+ if { ac_try='$gcc_cv_as $gcc_cv_as_flags -o conftest.o conftest.s >&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+ then
+ gcc_cv_as_micromips_support=yes
+ else
+ echo "configure: failed program was" >&5
+ cat conftest.s >&5
+ fi
+ rm -f conftest.o conftest.s
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_micromips_support" >&5
+$as_echo "$gcc_cv_as_micromips_support" >&6; }
+if test $gcc_cv_as_micromips_support = yes; then
+
+$as_echo "#define HAVE_GAS_MICROMIPS 1" >>confdefs.h
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for .dtprelword support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_eh_frame_hdr" >&5
$as_echo "$gcc_cv_ld_eh_frame_hdr" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker CIEv3 in .eh_frame support" >&5
+$as_echo_n "checking linker CIEv3 in .eh_frame support... " >&6; }
+gcc_cv_ld_eh_frame_ciev3=no
+if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 \
+ && test $in_tree_ld_is_elf = yes; then
+ gcc_cv_ld_eh_frame_ciev3=yes
+ fi
+elif test x$gcc_cv_ld != x; then
+ if echo "$ld_ver" | grep GNU > /dev/null; then
+ gcc_cv_ld_eh_frame_ciev3=yes
+ if test 0"$ld_date" -lt 20040513; then
+ if test -n "$ld_date"; then
+ # If there was date string, but was earlier than 2004-05-13, fail
+ gcc_cv_ld_eh_frame_ciev3=no
+ elif test "$ld_vers_major" -lt 2; then
+ gcc_cv_ld_eh_frame_ciev3=no
+ elif test "$ld_vers_major" -eq 2 -a "$ld_vers_minor" -lt 16; then
+ gcc_cv_ld_eh_frame_ciev3=no
+ fi
+ fi
+ else
+ case "$target" in
+ *-*-solaris2*)
+ # Sun ld added support for CIE v3 in .eh_frame in Solaris 11.1.
+ if test "$ld_vers_major" -gt 1 || test "$ld_vers_minor" -ge 2324; then
+ gcc_cv_ld_eh_frame_ciev3=yes
+ fi
+ ;;
+ esac
+ fi
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_LD_EH_FRAME_CIEV3 `if test x"$gcc_cv_ld_eh_frame_ciev3" = xyes; then echo 1; else echo 0; fi`
+_ACEOF
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_eh_frame_ciev3" >&5
+$as_echo "$gcc_cv_ld_eh_frame_ciev3" >&6; }
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker position independent executable support" >&5
$as_echo_n "checking linker position independent executable support... " >&6; }
gcc_cv_ld_pie=no
$as_echo_n "(cached) " >&6
else
gcc_cv_ld_as_needed=no
+gcc_cv_ld_as_needed_option='--as-needed'
+gcc_cv_ld_no_as_needed_option='--no-as-needed'
if test $in_tree_ld = yes ; then
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 \
&& test $in_tree_ld_is_elf = yes; then
# Check if linker supports --as-needed and --no-as-needed options
if $gcc_cv_ld --help 2>/dev/null | grep as-needed > /dev/null; then
gcc_cv_ld_as_needed=yes
+ else
+ case "$target" in
+ # Solaris 2 ld always supports -z ignore/-z record.
+ *-*-solaris2*)
+ gcc_cv_ld_as_needed=yes
+ gcc_cv_ld_as_needed_option="-z ignore"
+ gcc_cv_ld_no_as_needed_option="-z record"
+ ;;
+ esac
fi
fi
$as_echo "#define HAVE_LD_AS_NEEDED 1" >>confdefs.h
+
+cat >>confdefs.h <<_ACEOF
+#define LD_AS_NEEDED_OPTION "$gcc_cv_ld_as_needed_option"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define LD_NO_AS_NEEDED_OPTION "$gcc_cv_ld_no_as_needed_option"
+_ACEOF
+
fi
case "$target:$tm_file" in
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_target_dl_iterate_phdr" >&5
$as_echo "$gcc_cv_target_dl_iterate_phdr" >&6; }
-# Find out what GC implementation we want, or may, use.
+# We no longer support different GC mechanisms. Emit an error if
+# the user configures with --with-gc.
# Check whether --with-gc was given.
if test "${with_gc+set}" = set; then :
- withval=$with_gc; case "$withval" in
- page)
- GGC=ggc-$withval
- ;;
- zone)
- GGC=ggc-$withval
-
-$as_echo "#define GGC_ZONE 1" >>confdefs.h
-
- ;;
- *)
- as_fn_error "$withval is an invalid option to --with-gc" "$LINENO" 5
- ;;
-esac
-else
- GGC=ggc-page
+ withval=$with_gc; as_fn_error "Configure option --with-gc is only supported up to GCC 4.7.x" "$LINENO" 5
fi
-echo "Using $GGC for garbage collection."
-
# Libraries to use on the host. This will normally be set by the top
# level Makefile. Here we simply capture the value for our Makefile.
if test -z "${HOST_LIBS+set}"; then
projects / thirdparty / gcc.git / blobdiff