diff options
Diffstat (limited to 'gcc/configure')
| -rwxr-xr-x | gcc/configure | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/configure b/gcc/configure index d1a68a84370..46c52854dfc 100755 --- a/gcc/configure +++ b/gcc/configure @@ -23093,6 +23093,29 @@ $as_echo "#define HAVE_LD_DEMANGLE 1" >>confdefs.h $as_echo "$gcc_cv_ld_demangle" >&6; } fi +if test -f ../lto-plugin/Makefile ; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking linker plugin support" >&5 +$as_echo_n "checking linker plugin support... " >&6; } + gcc_cv_lto_plugin=no + if test $in_tree_ld = yes -a x"$ORIGINAL_PLUGIN_LD_FOR_TARGET=" = x"$gcc_cv_ld"; then + if test x"$ld_is_gold" = xyes; then + gcc_cv_lto_plugin=yes + elif test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 21 -o "$gcc_cv_gld_major_version" -gt 2; then \ + gcc_cv_lto_plugin=yes + fi + # Check if the linker supports --plugin-opt option + elif $ORIGINAL_PLUGIN_LD_FOR_TARGET --help 2>/dev/null | grep plugin-opt > /dev/null; then + gcc_cv_lto_plugin=yes + fi + if test x"$gcc_cv_lto_plugin" = xyes; then + +$as_echo "#define HAVE_LTO_PLUGIN 1" >>confdefs.h + + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_lto_plugin" >&5 +$as_echo "$gcc_cv_lto_plugin" >&6; } +fi + case "$target" in # All TARGET_ABI_OSF targets. alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*) |