diff options
author | H.J. Lu <hjl.tools@gmail.com> | 2021-11-13 06:11:41 -0800 |
---|---|---|
committer | H.J. Lu <hjl.tools@gmail.com> | 2021-12-15 14:18:10 -0800 |
commit | bf8cdd35117dea2049abbeebcdf14de11b323ef7 (patch) | |
tree | 2a9b15300ca8bc1b3497086f2e0010a2fd9306c7 /libiberty/configure | |
parent | 807ad4bc854caea407aaa09993e4a3220290b0f0 (diff) |
Sync with binutils: GCC: Pass --plugin to AR and RANLIB
Sync with binutils for building binutils with LTO:
50ad1254d50 GCC: Pass --plugin to AR and RANLIB
Detect GCC LTO plugin. Pass --plugin to AR and RANLIB to support LTO
build.
ChangeLog:
* 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.
* configure.ac: AC_SUBST AR_PLUGIN_OPTION and
RANLIB_PLUGIN_OPTION.
* aclocal.m4: Regenerated.
* configure: Likewise.
zlib/
* configure: Regenerated.
Diffstat (limited to 'libiberty/configure')
-rwxr-xr-x | libiberty/configure | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libiberty/configure b/libiberty/configure index 0a797255c70..6dd1d119b88 100755 --- a/libiberty/configure +++ b/libiberty/configure @@ -645,6 +645,8 @@ CPPFLAGS LDFLAGS CFLAGS CC +RANLIB_PLUGIN_OPTION +AR_PLUGIN_OPTION RANLIB AR host_os @@ -2935,6 +2937,41 @@ else fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -plugin option" >&5 +$as_echo_n "checking for -plugin option... " >&6; } + +plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll" +plugin_option= +for plugin in $plugin_names; do + plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin` + if test x$plugin_so = x$plugin; then + plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin` + fi + if test x$plugin_so != x$plugin; then + plugin_option="--plugin $plugin_so" + break + fi +done +if test -n "$plugin_option"; then + PLUGIN_OPTION="$plugin_option" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_option" >&5 +$as_echo "$plugin_option" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + +if test -n "$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 + # Add --enable-multilib to configure. # Default to --enable-multilib # Check whether --enable-multilib was given. |