+2021-09-19 Andrew Pinski <apinski@marvell.com>
+
+ PR bootstrap/102389
+ * bootstrap-lto-lean.mk: Handle NM like RANLIB AND AR.
+ * bootstrap-lto.mk: Likewise.
+
+2021-08-18 Iain Sandoe <iain@sandoe.co.uk>
+
+ * mh-darwin: Require a non-shared host configuration to
+ enable mdynamic-no-pic where that is supported.
+
+2021-07-09 Iain Sandoe <iain@sandoe.co.uk>
+
+ * mh-darwin: Make this specific to handling the
+ mdynamic-no-pic case.
+
+2021-06-14 Michael Forney <mforney@mforney.org>
+
+ * gettext.m4 (AM_GNU_GETTEXT): Skip checks for the internal
+ symbols _nl_msg_cat_cntr, _nl_domain_bindings, and
+ _nl_expand_alias, if __GNU_GETTEXT_SUPPORTED_REVISION is defined.
+ Backport of gettext serial 68 patch.
+
+2021-05-18 Mike Frysinger <vapier@gentoo.org>
+
+ * acinclude.m4 (CYG_AC_PATH_SIM, CYG_AC_PATH_DEVO): Delete.
+
+2021-05-03 H.J. Lu <hjl.tools@gmail.com>
+
+ PR bootstrap/99703
+ * cet.m4 (GCC_CET_HOST_FLAGS): Check if host supports multi-byte
+ NOPs.
+
+2021-04-13 Martin Storsjö <martin@martin.st>
+
+ * mh-mingw: Set __USE_MINGW_ACCESS in missed C++ flags
+ variables
+
+2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR c++/98316
+ * ax_lib_socket_nsl.m4: Import from autoconf-archive.
+
+2021-01-03 Mike Frysinger <vapier@gentoo.org>
+
+ * pkg.m4: New file from pkg-config-0.29.2.
+
+2020-11-25 Matthew Malcomson <matthew.malcomson@arm.com>
+
+ * bootstrap-hwasan.mk: Disable random frame tags for stack-tagging
+ during bootstrap.
+
+2020-11-25 Matthew Malcomson <matthew.malcomson@arm.com>
+
+ * bootstrap-hwasan.mk: New file.
+
+2020-09-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ Sync from binutils-gdb.
+ 2020-07-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * largefile.m4 (ACX_LARGEFILE) <sparc-*-solaris*|i?86-*-solaris*>:
+ Check for <sys/procfs.h> incompatilibity with large-file support
+ on Solaris.
+ Only disable large-file support and perhaps plugins if needed.
+ Set, substitute LARGEFILE_CPPFLAGS if so.
+
+2020-08-20 Tobias Burnus <tobias@codesourcery.com>
+
+ PR bootstrap/96612
+ * ax_cxx_compile_stdcxx.m4: Add fourth argument to check also
+ the CXX_FOR_BUILD compiler.
+
+2020-07-30 H.J. Lu <hjl.tools@gmail.com>
+
+ PR bootstrap/96202
+ * cet.m4 (GCC_CET_HOST_FLAGS): Don't enable CET without CET
+ support in stage1 nor for build support.
+
+2020-05-29 H.J. Lu <hjl.tools@gmail.com>
+
+ PR bootstrap/95413
+ * cet.m4: Replace save_CFLAGS and save_LDFLAGS with
+ cet_save_CFLAGS and cet_save_LDFLAGS.
+
+2020-05-18 Jason Merrill <jason@redhat.com>
+
+ * ax_cxx_compile_stdcxx.m4: Import from autoconf archive with
+ an adjustment to try the default mode.
+
+2020-05-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/95147
+ * cet.m4 (GCC_CET_FLAGS): Also check if -fcf-protection works
+ when defaulting to auto.
+
+2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * cet.m4 (GCC_CET_FLAGS): Change default to auto.
+
+2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/94998
+ * cet.m4 (GCC_CET_HOST_FLAGS): Enable CET in cross compiler if
+ possible.
+
+2020-04-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/94739
+ * cet.m4 (GCC_CET_HOST_FLAGS): Add -fcf-protection=none to
+ -Wl,-z,ibt,-z,shstk. Check whether -fcf-protection=none
+ -Wl,-z,ibt,-z,shstk works first.
+
+2020-04-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/94739
+ * cet.m4 (GCC_CET_HOST_FLAGS): New.
+
+2020-04-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR libfortran/94694
+ PR libfortran/94586
+ * math.m4 (GCC_CHECK_MATH_INLINE_BUILTIN_FALLBACK1,
+ GCC_CHECK_MATH_INLINE_BUILTIN_FALLBACK2): New.
+
+2020-02-12 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR libstdc++/79193
+ PR libstdc++/88999
+ * no-executables.m4: Use a non-empty program to test for linker
+ support.
+
+2020-02-01 Andrew Burgess <andrew.burgess@embecosm.com>
+
+ * lib-link.m4 (AC_LIB_LINKFLAGS_BODY): Update shell syntax.
+
+2020-01-27 Andrew Burgess <andrew.burgess@embecosm.com>
+
+ * lib-link.m4 (AC_LIB_LINKFLAGS_BODY): Add new
+ --with-libXXX-type=... option. Use this to guide the selection of
+ either a shared library or a static library.
+
+2020-01-24 Maciej W. Rozycki <macro@wdc.com>
+
+ * toolexeclibdir.m4: New file.
+
+2019-09-10 Christophe Lyon <christophe.lyon@st.com>
+
+ * futex.m4: Handle *-uclinux*.
+ * tls.m4 (GCC_CHECK_TLS): Likewise.
+
+2019-09-06 Florian Weimer <fweimer@redhat.com>
+
+ * futex.m4 (GCC_LINUX_FUTEX): Include <unistd.h> for the syscall
+ function.
+
+2019-07-08 Richard Sandiford <richard.sandiford@arm.com>
+
+ * bootstrap-Og.mk: New file.
+
+2019-06-25 Kwok Cheung Yeung <kcy@codesourcery.com>
+ Andrew Stubbs <ams@codesourcery.com>
+
+ * gthr.m4 (GCC_AC_THREAD_HEADER): Add case for gcn.
+
+2019-05-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * ax_count_cpus.m4: New file.
+
+2019-05-02 Richard Biener <rguenther@suse.de>
+
+ PR bootstrap/85574
+ * bootstrap-lto.mk (extra-compare): Set to gcc/lto1$(exeext).
+
+2019-04-16 Martin Liska <mliska@suse.cz>
+
+ * bootstrap-lto-lean.mk: Filter out -flto in STAGEtrain_CFLAGS.
+
+2019-04-09 Martin Liska <mliska@suse.cz>
+
+ * bootstrap-lto-lean.mk: New file.
+
+2019-03-02 Johannes Pfau <johannespfau@gmail.com>
+
+ * mh-mingw: Also set __USE_MINGW_ACCESS flag for C++ code.
+
+2018-10-31 Joseph Myers <joseph@codesourcery.com>
+
+ PR bootstrap/82856
+ * math.m4, tls.m4: Use AC_LANG_SOURCE.
+
+ Merge from binutils-gdb:
+ 2018-06-19 Simon Marchi <simon.marchi@ericsson.com>
+
+ * override.m4 (_GCC_AUTOCONF_VERSION): Bump from 2.64 to 2.69.
+
+2018-10-28 Iain Buclaw <ibuclaw@gdcproject.org>
+
+ * multi.m4: Set GDC.
+
+2018-07-05 James Clarke <jrtc27@jrtc27.com>
+
+ * dfp.m4 (enable_decimal_float): Enable for x86_64*-*-gnu* to
+ catch x86_64 kFreeBSD and Hurd.
+
+2018-06-08 Martin Liska <mliska@suse.cz>
+
+ * bootstrap-mpx.mk: Remove.
+
+2018-05-10 Martin Liska <mliska@suse.cz>
+
+ PR bootstrap/64914
+ * bootstrap-ubsan.mk: Define UBSAN_BOOTSTRAP.
+
+2018-05-09 Joshua Watt <jpewhacker@gmail.com>
+
+ * ax_pthread.m4: Add file.
+
+2018-05-08 Richard Biener <rguenther@suse.de>
+
+ PR bootstrap/85571
+ * bootstrap-lto-noplugin.mk: Disable compare.
+ * bootstrap-lto.mk: Supply contrib/compare-lto for do-compare.
+
+2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/85490
+ * bootstrap-cet.mk (STAGE4_CFLAGS): New.
+
+2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/85485
+ * bootstrap-cet.mk (STAGE2_CFLAGS): Remove -mcet.
+ (STAGE3_CFLAGS): Likewise.
+
+2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/85485
+ * cet.m4 (GCC_CET_FLAGS): Replace -mcet with -mshstk.
+
+2018-04-19 Jakub Jelinek <jakub@redhat.com>
+
+ * cet.m4 (GCC_CET_FLAGS): Default to --disable-cet, replace
+ --enable-cet=default with --enable-cet=auto.
+
+2018-04-18 David Malcolm <dmalcolm@redhat.com>
+
+ PR jit/85384
+ * acx.m4 (GCC_BASE_VER): Remove \$\$ from sed expression.
+
+2018-04-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR gas/22318
+ * plugins.m4 (AC_PLUGINS): Use dlsym to check if libdl is needed.
+
+2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
+
+ PR target/84148
+ * cet.m4: Check if target support multi-byte NOPS (SSE).
+
+2018-02-06 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc-plugin.m4 (GCC_ENABLE_PLUGINS): Remove -q option passed to grep.
+
+2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
+
+ * gcc-plugin.m4: Add support for MinGW.
+
+2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
+
+ * cet.m4: New file.
+
+2017-11-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * bootstrap-debug-lean.mk (do-compare): Use the
+ contrib/compare-debug script.
+
+2017-10-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ * bootstrap-cet.mk: New file.
+
+2017-06-19 Martin Liska <mliska@suse.cz>
+
+ * bootstrap-lto-noplugin.mk: Enable -flto in all PGO stages.
+ * bootstrap-lto.mk: Likewise.
+
+2017-06-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * mt-android: New file.
+
+2017-02-13 Richard Biener <rguenther@suse.de>
+
+ * isl.m4: Remove support for ISL 0.14.
+
+2017-01-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/78478
+ * ax_check_define.m4: New file.
+
+2017-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/79046
+ * acx.m4 (GCC_BASE_VER): New m4 function.
+ (ACX_TOOL_DIRS): Require GCC_BASE_VER, for
+ --with-gcc-major-version-only use just major number from BASE-VER.
+
+2017-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR go/78978
+ * hwcaps.m4 (GCC_CHECK_ASSEMBLER_HWCAP): New macro.
+
+2017-01-04 Alan Modra <amodra@gmail.com>
+
+ * picflag.m4: Remove stray \xA0 in comment.
+
+2016-12-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * hwcaps.m4: New file.
+
+2016-12-08 Alan Modra <amodra@gmail.com>
+
+ * elf.m4: Revert 2016-06-21 change.
+ * picflag.m4: Likewise. Revert 2016-04-30 change too.
+ * override.m4 (AC_PROG_LEX): Import 2016-01-18 binutils fix
+ for PR binutils/19481.
+
+2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
+
+ * bootstrap-asan.mk: Replace LSAN_OPTIONS=detect_leaks=0 with
+ ASAN_OPTIONS=detect_leaks=0:use_odr_indicator=1.
+
+2016-12-01 Ma Jiang <ma.jiang@zte.com.cn>
+
+ * acx.m4: Change "tail +16c" to "tail -c +17".
+
+2016-12-01 Matthias Klose <doko@ubuntu.com>
+
+ * pkg.m4: Remove.
+
+2016-11-30 Matthias Klose <doko@ubuntu.com>
+
+ * pkg.m4: New file.
+
+2016-11-15 Matthias Klose <doko@ubuntu.com>
+
+ multi.m4: Don't set GCJ.
+
+2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
+
+ * elf.m4: Remove interix support.
+ * picflag.m4: Likewise.
+
+2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
+
+ * picflag.m4: Remove SH5 support.
+
+2015-10-21 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
+
+ * bootstrap-asan.mk: Replace ASAN_OPTIONS=detect_leaks with
+ LSAN_OPTIONS=detect_leaks.
+
+2015-08-24 Yaakov Selkowitz <yselkowi@redhat.com>
+
+ * iconv.m4 (AM_ICONV_LINK): Use in-tree libiconv when present.
+
+2015-07-24 Micahel Darling <darlingm@gmail.com>
+
+ PR other/66259
+ * gettext.m4: Reflects renaming of configure.in to configure.ac
+ * po.m4: Likewise
+ * stdint.m4: Likewise
+ * tcl.m4: Likewise
+
+2015-07-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * zlib.m4: Sync with binutils-gdb.
+
+2015-06-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dfp.m4 (enable_decimal_float): Also set to yes for
+ i?86*-*-elfiamcu target.
+
+2015-05-27 Jason Merrill <jason@redhat.com>
+
+ PR bootstrap/66304
+ * warnings.m4 (ACX_PROG_CXX_WARNING_OPTS)
+ (ACX_PROG_CXX_WARNINGS_ARE_ERRORS)
+ (ACX_PROG_CXX_WARNING_ALMOST_PEDANTIC): New.
+ (ACX_PROG_CC_WARNING_OPTS, ACX_PROG_CC_WARNING_ALMOST_PEDANTIC)
+ (ACX_PROG_CC_WARNINGS_ARE_ERRORS): Push into C language context.
+
+2015-05-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ * sjlj.m4: New file.
+
+2015-05-04 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
+
+ * bitfields.m4: Change int to long long, and use bitfields of
+ width 1 instead of 0.
+
+2015-05-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
+
+ * bitfields.m4: New file.
+
+2015-04-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * bootstrap-mpx.mk: New file.
+
+2015-04-10 Jakub Jelinek <jakub@redhat.com>
+ Iain Sandoe <iain@codesourcery.com>
+
+ PR target/65351
+ * mh-darwin: Only apply -mdynamic-no-pic for m32 Darwin when the
+ compiler in use supports -mno-dynamic-no-pic.
+ * picflag.m4: Only append -mno-dynamic-no-pic for Darwin when
+ -mdynamic-no-pic is present in CFLAGS.
+
+2015-04-07 Jakub Jelinek <jakub@redhat.com>
+ Iain Sandoe <iain@codesourcery.com>
+
+ PR target/65351
+ * picflag.m4: Append -mno-dynamic-no-pic for Darwin.
+
+2015-03-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR bootstrap/65537
+ * bootstrap-lto-noplugin.mk: New build configuration.
+
+2015-02-18 Thomas Schwinge <thomas@codesourcery.com>
+
+ * elf.m4 (ACX_ELF_TARGET_IFELSE): nvptx-*-none isn't ELF.
+
+2014-11-17 Bob Dunlop <bob.dunlop@xyzzy.org.uk>
+
+ * mt-ospace (CFLAGS_FOR_TARGET): Append -g -Os rather than
+ overwriting.
+ (CXXFLAGS_FOR_TARGET): Similarly.
+
+2014-11-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/63888
+ * bootstrap-asan.mk (ASAN_OPTIONS): Export "detect_leaks=0".
+
+2014-11-13 Kirill Yukhin <kirill.yukhin@intel.com>
+
+ * target-posix: New file.
+
+2014-11-11 Tobias Burnus <burnus@net-b.de>
+
+ * cloog.m4: Remove.
+
+2014-10-27 Tom Tromey <tromey@redhat.com>
+
+ * gcc-plugin.m4: New file.
+
2014-09-01 Andi Kleen <ak@linux.intel.com>
* bootstrap-lto.mk: Implement slim bootstrap.
* isl.m4 (ISL_CHECK_VERSION): Check link of isl library
for cross_compiling.
+2014-08-19 Alan Modra <amodra@gmail.com>
+
+ * plugins.m4 (AC_PLUGINS): If plugins are enabled, add -ldl to
+ LIBS via AC_SEARCH_LIBS.
+
2014-08-18 Roman Gareev <gareevroman@gmail.com>
* cloog.m4: Remove the path to isllibs from clooglibs.
* isl.m4: Add paths to islinc, isllibs.
+2014-08-14 Alan Modra <amodra@gmail.com>
+
+ * plugins.m4: Test for dlfcn.h or windows.h here to set default
+ for --enable-plugins. Report error if someone tries to enable
+ plugins on a host we don't support.
+
2014-07-26 Uros Bizjak <ubizjak@gmail.com>
PR target/47230
PR target/43538
* mt-gnu: Don't reset CXXFLAGS_FOR_TARGET.
+2013-12-07 Mike Frysinger <vapier@gentoo.org>
+
+ * acinclude.m4: Remove +x file mode.
+
2013-11-29 Marek Polacek <polacek@redhat.com>
* bootstrap-ubsan.mk (POSTSTAGE1_LDFLAGS): Remove -lpthread -ldl.
* config/mh-interix: Remove as unneeded.
* config/picflag.m4 (i[[34567]]86-*-interix3*):
- Change triplet to i[[34567]]86-*-interix[[3-9]]*.
+ Change triplet to i[[34567]]86-*-interix[[3-9]]*.
2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>