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authorMartin Liska <mliska@suse.cz>2022-01-21 17:10:07 +0100
committerMartin Liska <mliska@suse.cz>2022-01-31 09:46:44 +0100
commitc99a6eb01536d18e700a3c6935714a0fa0c96340 (patch)
treee4be1bab051d6cc0578a1a0ad18f43c37fb76d6b /libitm/acinclude.m4
parent625f16c798757dcbfdded841f01d7c566d15c55c (diff)
downloadgcc-c99a6eb01536d18e700a3c6935714a0fa0c96340.tar.gz
Add mold detection for libs.
libatomic/ChangeLog: * acinclude.m4: Detect *_ld_is_mold and use it. * configure: Regenerate. libgomp/ChangeLog: * acinclude.m4: Detect *_ld_is_mold and use it. * configure: Regenerate. libitm/ChangeLog: * acinclude.m4: Detect *_ld_is_mold and use it. * configure: Regenerate. libstdc++-v3/ChangeLog: * acinclude.m4: Detect *_ld_is_mold and use it. * configure: Regenerate.
Diffstat (limited to 'libitm/acinclude.m4')
-rw-r--r--libitm/acinclude.m46
1 files changed, 6 insertions, 0 deletions
diff --git a/libitm/acinclude.m4 b/libitm/acinclude.m4
index 8efbee90a32..9fd12e6ee7d 100644
--- a/libitm/acinclude.m4
+++ b/libitm/acinclude.m4
@@ -210,6 +210,7 @@ dnl LD (as a side effect of testing)
dnl Sets:
dnl with_gnu_ld
dnl libitm_ld_is_gold (possibly)
+dnl libitm_ld_is_mold (possibly)
dnl libitm_gnu_ld_version (possibly)
dnl
dnl The last will be a single integer, e.g., version 1.23.45.0.67.89 will
@@ -242,8 +243,11 @@ AC_DEFUN([LIBITM_CHECK_LINKER_FEATURES], [
# Start by getting the version number. I think the libtool test already
# does some of this, but throws away the result.
libitm_ld_is_gold=no
+ libitm_ld_is_mold=no
if $LD --version 2>/dev/null | grep 'GNU gold'> /dev/null 2>&1; then
libitm_ld_is_gold=yes
+ elif $LD --version 2>/dev/null | grep 'mold' >/dev/null 2>&1; then
+ libitm_ld_is_mold=yes
fi
changequote(,)
ldver=`$LD --version 2>/dev/null |
@@ -399,6 +403,8 @@ if test $enable_symvers != no && test $libitm_shared_libgcc = yes; then
enable_symvers=gnu
elif test $libitm_ld_is_gold = yes ; then
enable_symvers=gnu
+ elif test $libitm_ld_is_mold = yes ; then
+ enable_symvers=gnu
else
# The right tools, the right setup, but too old. Fallbacks?
AC_MSG_WARN(=== Linker version $libitm_gnu_ld_version is too old for)