+2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * override.m4 (_GCC_AUTOCONF_VERSION): Bump to 2.64.
+
+2009-08-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * override.m4 (AC_DISABLE_OPTION_CHECKING): Define to be
+ empty if not defined, to avoid error with 2.59.
+ (_AC_LANG_IO_PROGRAM): When the Autoconf version is exactly
+ 2.64, avoid per-language instances to drop fopen from test
+ program.
+
+2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * extensions.m4 (AC_USE_SYSTEM_EXTENSIONS): Do not expand
+ for Autoconf 2.62 or newer.
+ * tls.m4 (GCC_CHECK_TLS): Fix m4 quotation.
+ * no-executables.m4 (_AC_COMPILER_EXEEXT): Fix m4 quotation.
+ * override.m4 (m4_copy_force, m4_rename_force): Provide
+ macros if not defined.
+ (AC_PREREQ): Use m4_copy_force.
+
+2009-07-17 Joseph Myers <joseph@codesourcery.com>
+
+ PR other/40784
+ * tls.m4 (GCC_CHECK_TLS): Add extra quoting around argument to
+ AC_LINK_IFELSE.
+
+2009-07-16 Joseph Myers <joseph@codesourcery.com>
+
+ * tls.m4 (GCC_CHECK_TLS): Also test TLS in a shared library when
+ cross-compiling.
+
+2009-06-25 Olivier Hainque <hainque@adacore.com>
+
+ * config/mh-ppc-aix (BOOT_ADAFLAGS): Remove -mminimal-toc.
+
+2009-05-26 Rafael Avila de Espindola <espindola@google.com>
+
+ * plugins.m4: New.
+
+2009-05-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * multi.m4: Save CXX, GFORTRAN and GCJ in config.status.
+ * mt-gnu (CXXFLAGS_FOR_TARGET): Adjust.
+ * bootstrap-O1.mk: New.
+ * bootstrap-O3.mk: New.
+ * bootstrap-debug.mk: New.
+
+2009-02-02 Doug Evans <dje@google.com>
+
+ * tcl.m4 (SC_PATH_TCLCONFIG): Don't exit 0 if tclconfig fails.
+ (SC_PATH_TKCONFIG): Don't exit 0 if tkconfig fails.
+ (SC_LOAD_TCLCONFIG): Quote all uses of TCL_BIN_DIR, it may contain
+ "# no Tcl configs found".
+ (SC_LOAD_TKCONFIG): Similarily for TK_BIN_DIR.
+
+2009-04-09 Jakub Jelinek <jakub@redhat.com>
+
+ * lead-dot.m4: Change copyright header to refer to version
+ 3 of the GNU General Public License and to point readers at the
+ COPYING3 file and the FSF's license web page.
+ * warnings.m4: Likewise.
+
+2009-02-11 Kai Tietz <kai.tietz@onevision.com>
+
+ * mh-cygwin (LDFLAGS): Add linker option to increase stack limit
+ up to 8MB.
+
+2009-01-23 Jie Zhang <jie.zhang@analog.com>
+
+ * tls.m4 (GCC_CHECK_EMUTLS): Define.
+
+2008-12-21 Andrew Pinski <pinskia@gmail.com>
+
+ PR target/38300
+ * unwind_ipinfo.m4: Darwin before 9 does not have _Unwind_GetIPInfo.
+
+2008-11-21 Kai Tietz <kai.tietz@onevision.com>
+
+ Fix PR/25502
+ * mh-mingw (BOOT_CFLAGS): Add -Wno-pedantic-ms-format switch.
+
+2008-11-12 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/27880
+ * unwind_ipinfo.m4 (GCC_CHECK_UNWIND_GETIPINFO): Change from
+ link test to target based test.
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * mt-mips16-compat: New file, taken from mt-mips-elfoabi.
+ * mt-mips-elfoabi: Include mt-mips16-compat.
+ * mt-mips-gnu: New file.
+
+2008-08-03 Alan Modra <amodra@bigpond.net.au>
+
+ * mt-spu (all-ld): Update for ld Makefile changes.
+
+2008-08-02 Keith Seitz <keiths@redhat.com>
+
+ * tcl.m4 (SC_PATH_TCLCONFIG): Add some simple logic to deal
+ with cygwin.
+ (SC_PATH_TKCONFIG): Likewise.
+
+2008-07-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * mh-pa: New, from gcc/config/pa/x-ada.
+ * mh-pa-hpux10: New, from gcc/config/pa/x-ada-hpux10.
+
+2008-07-25 Keith Seitz <keiths@redhat.com>
+
+ * acinclude.m4: Remove libide, libgui, and all the other Tcl
+ functions.
+ * tcl.m4: New file.
+
+2008-07-11 Joseph Myers <joseph@codesourcery.com>
+
+ * mh-mingw (LDFLAGS): Append to rather than replacing previous
+ value.
+
+2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * override.m4: Use m4_version_prereq throughout.
+ (_AC_ARG_VAR_VALIDATE, AC_MSG_FAILURE): Backport from git
+ Autoconf: output pwd along with fatal errors, so the right
+ config.log file is hinted at more prominently.
+ (PARSE_ARGS): Push setting of ac_pwd in this diversion.
+ (_GCC_AUTOCONF_VERSION): New, define to 2.59 if not defined.
+ (_GCC_AUTOCONF_VERSION_CHECK): New macro, require use of Autoconf
+ version _GCC_AUTOCONF_VERSION throughout the tree.
+ (m4_wrap): New override, fix for Posix semantics of m4wrap.
+
+2008-06-11 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tls.m4: Fix typos.
+
+2008-06-08 Joseph Myers <joseph@codesourcery.com>
+
+ PR tree-optimization/36218
+ * mh-mingw (LDFLAGS): Define.
+
+2008-06-05 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR driver/35916
+ * mh-mingw (CFLAGS): Add -D__USE_MINGW_ACCESS.
+
+2008-05-12 Samuel Tardieu <sam@rfc1149.net>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ PR ada/36001
+ * acx.m4: Add optional parameter to ACX_PROG_GNAT.
+
+2008-04-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * override.m4: Apply _AC_ARG_VALIDATE fix to all versions
+ but 2.62.
+
+2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/35457
+
+ * confsubdir.m4: Rename to...
+ * override.m4: ... this. Make sure aclocal always picks it.
+ Add more lenient precious variable check, backported from
+ autoconf trunk.
+
+2008-04-04 Nick Clifton <nickc@redhat.com>
+
+ PR binutils/4334
+ * acx.m4 (ACX_CHECK_CYGWIN_CAT_WORKS): New macro to check that
+ cygwin builds are not running in textmode.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * extensions.m4: New.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * mh-armpic: Remove.
+ * mh-i370pic: Remove.
+ * mh-m68kpic: Remove.
+ * mh-ppcpic: Remove.
+ * mh-sparcpic: Remove.
+ * mh-ia64pic: Remove.
+ * mh-papic: Remove.
+ * mh-s390pic: Remove.
+ * mh-x86pic: Remove.
+
+2008-03-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * proginstall.m4: New file, with fixed AC_PROG_INSTALL.
+
+2008-02-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * mh-ppc-darwin (BOOT_CFLAGS): Use +=, not =.
+
+2008-02-20 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/32009
+ * mh-ppc-darwin (BOOT_CFLAGS): Reenable.
+
+2008-01-08 Jakub Jelinek <jakub@redhat.com>
+
+ * futex.m4: New file.
+
+2007-12-06 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * mt-sde (CFLAGS_FOR_TARGET, CXXFLAGS_FOR_TARGET): Use +=, not =.
+ * mt-mips-elfoabi: Likewise.
+
+2007-10-15 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * tls.m4 (GCC_CHECK_TLS): Rename have_tls to gcc_cv_have_tls.
+ (GCC_CHECK_CC_TLS): Rename have_cc_tls to gcc_cv_have_cc_tls.
+
+2007-10-03 Richard Sandiford <richard@codesourcery.com>
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+2007-10-03 Kazu Hirata <kazu@codesourcery.com>
+
+ Revert:
+ 2007-10-02 Richard Sandiford <richard@codesourcery.com>
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+2007-10-02 Richard Sandiford <richard@codesourcery.com>
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
+ with -minterlink-mips16.
+ (CXXFLAGS_FOR_TARGET): Likewise.
+
+2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * mt-mips-elfoabi: New file.
+
+2007-09-07 Richard Sandiford <richard@codesourcery.com>
+
+ * mt-sde (CFLAGS_FOR_TARGET): Add -mno-gpopt.
+ (CXXFLAGS_FOR_TARGET): Likewise.
+
+2007-09-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ PR target/33281
+ * mh-mingw: New host makefile fragment.
+
+2007-08-18 Paul Brook <paul@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * mt-gnu (CXXFLAGS_FOR_TARGET): Add
+ $(DEBUG_PREFIX_CFLAGS_FOR_TARGET).
+
+2007-08-17 Richard Sandiford <richard@codesourcery.com>
+ Nigel Stephens <nigel@mips.com>
+
+ * mt-sde: New file.
+
+2007-07-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * tls.m4 (GCC_CHECK_CC_TLS): New.
+
+2007-07-05 Sebastian Pop <sebpop@gmail.com>
+
+ PR bootstrap/32622
+ * mh-x86omitfp (BOOT_CFLAGS): Add -fomit-frame-pointer,
+ don't reset its value.
+
+2007-06-27 Mike Stump <mrs@apple.com>
+
+ * acx.m4 (ACX_CHECK_INSTALLED_TARGET_TOOL): Fixup logic for cross
+ builds.
+
+2007-06-20 Mike Stump <mrs@apple.com>
+
+ * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Fix incremental builds.
+ (ACX_HAVE_GCC_FOR_TARGET): Likewise.
+
+2007-06-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * acx.m4 (ACX_CHECK_PROG_VER): Remove duplicate lines.
+
+2007-06-04 Olivier Hainque <hainque@adacore.com>
+
+ * mh-ppc-aix: Add default ADAFLAGS to BOOT_ADAFLAGS.
+
+2007-05-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * confsubdir.m4: Move here from newlib.
+
+2007-05-23 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/32009
+ * mh-ppc-darwin: Temporarily disable.
+
+2007-04-11 Kai Tietz <kai.tietz@onevision.com>
+
+ * stdint.m4: Make template compatible with older cygwin
+ types.h, wrapping each type in a __XXX_t_defined #ifdef.
+
+2007-03-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ * acx.m4 (ACX_BUGURL): Set BUGURL first. Quote $BUGURL first
+ when setting REPORT_BUGS_TEXI.
+
+2007-03-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ * acx.m4 (ACX_BUGURL): Replace "@" with "@@" for
+ REPORT_BUGS_TEXI.
+
+2007-03-23 Joseph Myers <joseph@codesourcery.com>
+
+ * acx.m4 (ACX_PKGVERSION, ACX_BUGURL): Define.
+
+2007-03-07 Andreas Schwab <schwab@suse.de>
+
+ * acx.m4 (GCC_TARGET_TOOL): Expand backquotes outside
+ AC_MSG_RESULT.
+
+2007-02-27 Alan Modra <amodra@bigpond.net.au>
+
+ * mt-spu (all-ld): Depend on all-binutils.
+
+2007-02-18 Alexandre Oliva <aoliva@redhat.com>
+
+ * acx.m4 (NCN_STRICT_CHECK_TOOLS): Mark environment variable as
+ precious. Prefer it over a cached value. Use cached value
+ verbosely.
+ (NCN_STRICT_CHECK_TARGET_TOOLS): Likewise. Don't override
+ environment variable with build-time tools.
+
+2006-12-11 Alan Modra <amodra@bigpond.net.au>
+
+ * mt-spu: New file.
+
+2007-02-09 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * acx.m4 (ACX_CHECK_INSTALLED_TARGET_TOOL): Avoid AC_PATH_PROG
+ with an empty path.
+
+2007-02-07 Bruno Haible <bruno@clisp.org>
+
+ PR libgomp/28468
+ * config/tls.m4 (GCC_CHECK_TLS): Also check whether the libc supports
+ TLS via __thread.
+
+2007-01-31 Daniel Franke <franke.daniel@gmail.com>
+
+ PR libgomp/30546
+ * acx.m4 (ACX_PROG_CHECK_VER): Locate a program and check that its
+ version is acceptable.
+
+2007-01-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * depstand.m4 (ZW_CREATE_DEPDIR): Use mkinstalldirs to make
+ directory.
+
+2007-01-23 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/30541
+ * config/acx.m4 (ACX_PROG_GNAT): Check for gnatmake.
+
+2007-01-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ld-symbolic.m4: New.
+
+2007-01-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * warnings.m4: Use m4_expand_once to clear the AC_SUBST'ed variable.
+ (ACX_PROG_CC_WARNINGS_ARE_ERRORS): Fix typo. Add optional 2nd argument.
+
+2007-01-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * warnings.m4: Add second parameter with name of variable.
+ Always append to the variable if it exists.
+
+2007-01-01 Mike Stump <mrs@apple.com>
+
+ * mh-ppc-darwin: Remove support for building with Apple's gcc-3.1.
+
+2006-12-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * tls.m4 (GCC_CHECK_TLS): Do not test TLS with static linking
+ if static linking doesn't even work.
+
+2006-11-13 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
+
+2006-10-14 Geoffrey Keating <geoffk@apple.com>
+
+ * multi.m4: New file, from automake version 2 branch.
+
+2006-09-18 Tom Tromey <tromey@redhat.com>
+
+ * tls.m4 (GCC_CHECK_TLS): Pass empty argument as "help arg" to
+ GCC_ENABLE.
+
+2006-07-25 Paolo Bonzini <bonzini@gnu.org>
+
+ PR build/26188
+ * stdint.m4: Test for uintptr_t even on systems with uint64_t or uint32_t.
+
+2006-07-21 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/26792
+ * unwind_ipinfo.m4: New.
+
+2006-07-21 David Daney <ddaney@avtrex.com>
+
+ PR libgcj/28426
+ * gxx-include-dir.m4: Use target_alias in path for cross build.
+
+2006-07-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * acx.m4: Support --with-build-libsubdir and AC_SUBST
+ build_libsubdir.
+
+2006-06-13 Richard Earnshaw <rearnsha@arm.com>
+ Alexandre Oliva <aoliva@redhat.com>
+
+ * gettext-sister.m4 (ZW_GNU_GETTEXT_SISTER_DIR): Add optional
+ argument for where to search for NLS config file.
+
+2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * gettext-sister.m4 (ZW_GNU_GETTEXT_SISTER_DIR): Provide some
+ defines otherwise gotten from AM_GNU_GETTEXT. Remove the
+ po/ prefix from CATALOGS.
+
+2006-02-14 Paolo Bonzini <bonzini@gnu.org>
+ Andreas Schwab <schwab@suse.de>
+
+ * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Use correct program name.
+ (ACX_CHECK_INSTALLED_TARGET_TOOL): Likewise, and always set $1.
+
+2006-01-26 Paolo Bonzini <bonzini@gnu.org>
+
+ * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Test $with_build_time_tools.
+ (ACX_PATH_SEP): New.
+ (ACX_TOOL_DIRS): Move here from the gcc directory.
+ (ACX_CHECK_INSTALLED_TARGET_TOOL): New.
+ (GCC_TARGET_TOOL): Do not use a host tool if we found a target tool
+ with a complete path in either $with_build_time_tools or $exec_prefix.
+
+2006-01-02 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/25259
+ * stdint.m4: New.
+
+2005-12-20 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert Ada-related part of the previous change.
+
+ * mt-ppc-aix: Delete.
+
+2005-12-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * mt-ppc-aix, mh-ppc-aix: New.
+
+2005-12-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * acx.m4 (GCC_TARGET_TOOL): New.
+
+2005-09-23 Tom Tromey <tromey@redhat.com>
+
+ * enable.m4: New file.
+ * tls.m4: New file.
+
+2005-08-12 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/acx.m4 (NCN_CHECK_TARGET_TOOL, NCN_STRICT_CHECK_TOOL,
+ NCN_STRICT_CHECK_TARGET_TOOL): Remove.
+ (NCN_STRICT_CHECK_TOOLS, NCN_STRICT_CHECK_TARGET_TOOLS): New,
+ based on the deleted macros.
+
+2005-07-27 Mark Mitchell <mark@codesourcery.com>
+
+ * mt-gnu (CXXFLAGS): Include SYSROOT_CFLAGS_FOR_TARGET.
+
+2005-07-16 Kelley Cook <kcook@gcc.gnu.org>
+
+ * all files: Update FSF address.
+
+2005-06-14 Tom Tromey <tromey@redhat.com>
+
+ PR libgcj/19877:
+ * no-executables.m4: Call real AC_FUNC_MMAP when cache variable
+ is set but not 'no'.
+
+2005-06-13 Zack Weinberg <zack@codesourcery.com>
+
+ * depstand.m4, lead-dot.m4: New files.
+
+2005-05-19 Kelley Cook <kcook@gcc.gnu.org>
+
+ * accross.m4: Delete file.
+
+2005-05-12 Ryota Kunisawa <kunisawa@access.co.jp>
+
+ PR bootstrap/21230
+ * warnings.m4 (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Add
+ double quotes around GCC variable.
+
+2005-04-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * acx.m4 (ACX_PROG_GNAT): Remove stray break.
+
+2005-03-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * gcc-lib-path.m4: Remove.
+
+2005-03-21 Zack Weinberg <zack@codesourcery.com>
+
+ * gxx-include-dir.m4: In all substitutions, leave $(gcc_version)
+ to be expanded by the Makefile.
+
+2005-03-15 Zack Weinberg <zack@codesourcery.com>
+
+ * gcc-version.m4: Delete.
+
+2005-02-28 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/17383
+ * acx.m4 (GCC_TOPLEV_SUBDIRS): Set HOST_SUBDIR if an in-src
+ gcc build is going.
+
2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
* warnings.m4 (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Don't do