+
+ * 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.
+
+
+ PR tree-optimization/36218
+ * config/mh-mingw (LDFLAGS): Define.
+
+
+ PR driver/35916
+ * mh-mingw (CFLAGS): Add -D__USE_MINGW_ACCESS.
+
+
+ PR ada/36001
+ * acx.m4: Add optional parameter to ACX_PROG_GNAT.
+
+
+ * override.m4: Apply _AC_ARG_VALIDATE fix to all versions
+ but 2.62.
+
+
+ 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.
+
+
+ PR binutils/4334
+ * acx.m4 (ACX_CHECK_CYGWIN_CAT_WORKS): New macro to check that
+ cygwin builds are not running in textmode.
+
+
+ * extensions.m4: New.
+
+
+ * 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.
+
+
+ * proginstall.m4: New file, with fixed AC_PROG_INSTALL.
+
+
+ * mh-ppc-darwin (BOOT_CFLAGS): Use +=, not =.
+
+
+ PR bootstrap/32009
+ * mh-ppc-darwin (BOOT_CFLAGS): Reenable.
+
+
+ * futex.m4: New file.
+
+
+ * mt-sde (CFLAGS_FOR_TARGET, CXXFLAGS_FOR_TARGET): Use +=, not =.
+ * mt-mips-elfoabi: Likewise.
+
+
+ * 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.
+
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+
+ Revert:
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+
+ * no-executables.m4 (GCC_TRY_COMPILE_OR_LINK): New function.
+
+
+ * mt-sde (CFLAGS_FOR_TARGET): Replace -fno-optimize-sibling-calls
+ with -minterlink-mips16.
+ (CXXFLAGS_FOR_TARGET): Likewise.
+
+
+ * mt-mips-elfoabi: New file.
+
+
+ * mt-sde (CFLAGS_FOR_TARGET): Add -mno-gpopt.
+ (CXXFLAGS_FOR_TARGET): Likewise.
+
+
+ PR target/33281
+ * mh-mingw: New host makefile fragment.
+
+
+ * mt-gnu (CXXFLAGS_FOR_TARGET): Add
+ $(DEBUG_PREFIX_CFLAGS_FOR_TARGET).
+
+
+ * mt-sde: New file.
+
+
+ * tls.m4 (GCC_CHECK_CC_TLS): New.
+
+
+ PR bootstrap/32622
+ * mh-x86omitfp (BOOT_CFLAGS): Add -fomit-frame-pointer,
+ don't reset its value.
+
+
+ * acx.m4 (ACX_CHECK_INSTALLED_TARGET_TOOL): Fixup logic for cross
+ builds.
+
+
+ * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Fix incremental builds.
+ (ACX_HAVE_GCC_FOR_TARGET): Likewise.
+
+
+ * acx.m4 (ACX_CHECK_PROG_VER): Remove duplicate lines.
+
+
+ * mh-ppc-aix: Add default ADAFLAGS to BOOT_ADAFLAGS.
+
+
+ * confsubdir.m4: Move here from newlib.
+
+
+ PR bootstrap/32009
+ * mh-ppc-darwin: Temporarily disable.
+
+
+ * stdint.m4: Make template compatible with older cygwin
+ types.h, wrapping each type in a __XXX_t_defined #ifdef.
+
+
+ * acx.m4 (ACX_BUGURL): Set BUGURL first. Quote $BUGURL first
+ when setting REPORT_BUGS_TEXI.
+
+
+ * acx.m4 (ACX_BUGURL): Replace "@" with "@@" for
+ REPORT_BUGS_TEXI.
+
+
+ * acx.m4 (ACX_PKGVERSION, ACX_BUGURL): Define.
+
+
+ * acx.m4 (GCC_TARGET_TOOL): Expand backquotes outside
+ AC_MSG_RESULT.
+
+
+ * mt-spu (all-ld): Depend on all-binutils.
+
+
+ * 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.
+
+
+ * mt-spu: New file.
+
+
+ * acx.m4 (ACX_CHECK_INSTALLED_TARGET_TOOL): Avoid AC_PATH_PROG
+ with an empty path.
+
+
+ PR libgomp/28468
+ * config/tls.m4 (GCC_CHECK_TLS): Also check whether the libc supports
+ TLS via __thread.
+
+
+ PR libgomp/30546
+ * acx.m4 (ACX_PROG_CHECK_VER): Locate a program and check that its
+ version is acceptable.
+
+
+ * depstand.m4 (ZW_CREATE_DEPDIR): Use mkinstalldirs to make
+ directory.
+
+
+ PR bootstrap/30541
+ * config/acx.m4 (ACX_PROG_GNAT): Check for gnatmake.
+
+
+ * ld-symbolic.m4: New.
+
+
+ * 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.
+
+
+ * warnings.m4: Add second parameter with name of variable.
+ Always append to the variable if it exists.
+
+
+ * mh-ppc-darwin: Remove support for building with Apple's gcc-3.1.
+
+
+ * tls.m4 (GCC_CHECK_TLS): Do not test TLS with static linking
+ if static linking doesn't even work.
+
+
+ * tls.m4 (GCC_CHECK_TLS): Fall back to a link test.
+
+
+ * multi.m4: New file, from automake version 2 branch.
+
+
+ * tls.m4 (GCC_CHECK_TLS): Pass empty argument as "help arg" to
+ GCC_ENABLE.
+
+
+ PR build/26188
+ * stdint.m4: Test for uintptr_t even on systems with uint64_t or uint32_t.
+
+
+ PR target/26792
+ * unwind_ipinfo.m4: New.
+
+
+ PR libgcj/28426
+ * gxx-include-dir.m4: Use target_alias in path for cross build.
+
+
+ * acx.m4: Support --with-build-libsubdir and AC_SUBST
+ build_libsubdir.
+
+
+ * gettext-sister.m4 (ZW_GNU_GETTEXT_SISTER_DIR): Add optional
+ argument for where to search for NLS config file.
+
+
+ * gettext-sister.m4 (ZW_GNU_GETTEXT_SISTER_DIR): Provide some
+ defines otherwise gotten from AM_GNU_GETTEXT. Remove the
+ po/ prefix from CATALOGS.
+
+
+ * acx.m4 (NCN_STRICT_CHECK_TARGET_TOOLS): Use correct program name.
+ (ACX_CHECK_INSTALLED_TARGET_TOOL): Likewise, and always set $1.
+
+
+ * 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.
+
+
+ PR target/25259
+ * stdint.m4: New.
+
+
+ Revert Ada-related part of the previous change.
+
+ * mt-ppc-aix: Delete.
+
+
+ * mt-ppc-aix, mh-ppc-aix: New.
+
+
+ * acx.m4 (GCC_TARGET_TOOL): New.
+
+
+ * enable.m4: New file.
+ * tls.m4: New file.
+
+
+ * 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.
+
+
+ * mt-gnu (CXXFLAGS): Include SYSROOT_CFLAGS_FOR_TARGET.
+
+
+ * all files: Update FSF address.
+
+
+ PR libgcj/19877:
+ * no-executables.m4: Call real AC_FUNC_MMAP when cache variable
+ is set but not 'no'.
+
+
+ * depstand.m4, lead-dot.m4: New files.
+
+
+ * accross.m4: Delete file.
+
+
+ PR bootstrap/21230
+ * warnings.m4 (ACX_PROG_CC_WARNING_ALMOST_PEDANTIC): Add
+ double quotes around GCC variable.
+
+
+ * acx.m4 (ACX_PROG_GNAT): Remove stray break.
+
- * config/gcc-lib-path.m4: Remove.
+ * gcc-lib-path.m4: Remove.