diff options
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index 0eb2d8bddee..8d6d1649fa4 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -3127,6 +3127,28 @@ if test x"$demangler_in_ld" = xyes; then AC_MSG_RESULT($gcc_cv_ld_demangle) fi +if test x"$linker_plugin_in_ld" = xyes; then + AC_MSG_CHECKING(linker support) + gcc_cv_ld_plugin=no + if test x"$ld_is_gold" = xyes; then + gcc_cv_ld_plugin=yes + else if test $in_tree_ld = yes; then + if test "$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_ld_plugin=yes + fi + elif test x$PLUGIN_LD != x -a x"$gnu_ld" = xyes; then + # Check if the GNU linker supports --plugin-opt option + if $gcc_cv_ld --help 2>/dev/null | grep no-demangle > /dev/null; then + gcc_cv_ld_plugin=yes + fi + fi + if test x"$gcc_cv_ld_plugin" = xyes; then + AC_DEFINE(HAVE_LD_PLUGIN, 1, +[Define if your linker supports plugin.]) + fi + AC_MSG_RESULT($gcc_cv_ld_plugin) +fi + case "$target" in # All TARGET_ABI_OSF targets. alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*) |