diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2021-01-09 06:43:11 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2021-01-09 06:51:51 -0800 |
| commit | 50ad1254d5030d0804cbf89c758359ae202e8d55 (patch) | |
| tree | d99205ba73874f43469734356f4f2d71ff8e428b /configure.ac | |
| parent | a9fd212a2416406f8503efe9e449718d0becfcb2 (diff) | |
GCC: Pass --plugin to AR and RANLIB
Detect GCC LTO plugin. Pass --plugin to AR and RANLIB to support LTO
build.
* Makefile.tpl (AR): Add @AR_PLUGIN_OPTION@
(RANLIB): Add @RANLIB_PLUGIN_OPTION@.
* configure.ac: Include config/gcc-plugin.m4.
AC_SUBST AR_PLUGIN_OPTION and RANLIB_PLUGIN_OPTION.
* libtool.m4 (_LT_CMD_OLD_ARCHIVE): Pass --plugin to AR and
RANLIB if possible.
* Makefile.in: Regenerated.
* configure: Likewise.
config/
* gcc-plugin.m4 (GCC_PLUGIN_OPTION): New.
libiberty/
* Makefile.in (AR): Add @AR_PLUGIN_OPTION@
(RANLIB): Add @RANLIB_PLUGIN_OPTION@.
(configure_deps): Depend on ../config/gcc-plugin.m4.
* aclocal.m4: Include ../config/gcc-plugin.m4.
* configure.ac: AC_SUBST AR_PLUGIN_OPTION and
RANLIB_PLUGIN_OPTION.
* configure: Regenerated.
zlib/
* configure: Regenerated.
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index d16a2757689..7c4bdff0fad 100644 --- a/configure.ac +++ b/configure.ac @@ -23,6 +23,7 @@ m4_include(config/acx.m4) m4_include(config/override.m4) m4_include(config/proginstall.m4) m4_include(config/elf.m4) +m4_include(config/gcc-plugin.m4) m4_include([libtool.m4]) m4_include([ltoptions.m4]) m4_include([ltsugar.m4]) @@ -3376,6 +3377,20 @@ AC_SUBST(CXX) AC_SUBST(CFLAGS) AC_SUBST(CXXFLAGS) +GCC_PLUGIN_OPTION(PLUGIN_OPTION) +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 +AC_SUBST(AR_PLUGIN_OPTION) +AC_SUBST(RANLIB_PLUGIN_OPTION) + # Target tools. AC_ARG_WITH([build-time-tools], [AS_HELP_STRING([--with-build-time-tools=PATH], |