Hello.
The patch detects ld.mold linker and use it for
comdat_group=yes and gcc_cv_ld_hidden=yes.
Tested locally, I'm going to install it.
Martin
gcc/ChangeLog:
* configure.ac: Detect ld_is_mold and use it for
comdat_group=yes and gcc_cv_ld_hidden=yes.
* configure: Regenerate.
---
gcc/configure | 18 ++++++++++++++++++
gcc/configure.ac | 16 ++++++++++++++++
2 files changed, 34 insertions(+)
diff --git a/gcc/configure b/gcc/configure
index 3b228c3d9dc..bd4d4721868 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -23236,6 +23236,20 @@ fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_is_gold" >&5
$as_echo "$ld_is_gold" >&6; }
+# Check to see if we are using mold instead of ld
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using mold"
>&5
+$as_echo_n "checking whether we are using mold... " >&6; }
+ld_is_mold=no
+if test x$gcc_cv_ld != x; then
+ if $gcc_cv_ld --version 2>/dev/null | sed 1q \
+ | grep "mold" > /dev/null; then
+ ld_is_mold=yes
+ fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_is_mold" >&5
+$as_echo "$ld_is_mold" >&6; }
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking gold linker with split stack support as
non default" >&5
$as_echo_n "checking gold linker with split stack support as non default... "
>&6; }
# Check to see if default ld is not gold, but gold is
@@ -24118,6 +24132,8 @@ else
gcc_cv_ld_hidden=yes
if test x"$ld_is_gold" = xyes; then
:
+ elif test x"$ld_is_mold" = xyes; then
+ :
elif echo "$ld_ver" | grep GNU > /dev/null; then
if test 0"$ld_date" -lt 20020404; then
if test -n "$ld_date"; then
@@ -25197,6 +25213,8 @@ $as_echo "$gcc_cv_as_comdat_group_group" >&6; }
fi
if test x"$ld_is_gold" = xyes; then
comdat_group=yes
+elif test x"$ld_is_mold" = xyes; then
+ comdat_group=yes
elif test $in_tree_ld = yes ; then
comdat_group=no
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o
"$gcc_cv_gld_major_version" -gt 2 \
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 472d1c8c341..1171c946e6e 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2671,6 +2671,18 @@ if test x$gcc_cv_ld != x; then
fi
AC_MSG_RESULT($ld_is_gold)
+# Check to see if we are using mold instead of ld
+AC_MSG_CHECKING(whether we are using mold)
+ld_is_mold=no
+if test x$gcc_cv_ld != x; then
+ if $gcc_cv_ld --version 2>/dev/null | sed 1q \
+ | grep "mold" > /dev/null; then
+ ld_is_mold=yes
+ fi
+fi
+AC_MSG_RESULT($ld_is_mold)
+
+
AC_MSG_CHECKING(gold linker with split stack support as non default)
# Check to see if default ld is not gold, but gold is
# available and has support for split stack. If gcc was configured
@@ -3069,6 +3081,8 @@ else
gcc_cv_ld_hidden=yes
if test x"$ld_is_gold" = xyes; then
:
+ elif test x"$ld_is_mold" = xyes; then
+ :
elif echo "$ld_ver" | grep GNU > /dev/null; then
if test 0"$ld_date" -lt 20020404; then
if test -n "$ld_date"; then
@@ -3538,6 +3552,8 @@ else
fi
if test x"$ld_is_gold" = xyes; then
comdat_group=yes
+elif test x"$ld_is_mold" = xyes; then
+ comdat_group=yes
elif test $in_tree_ld = yes ; then
comdat_group=no
if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o
"$gcc_cv_gld_major_version" -gt 2 \
--
2.34.1
