configure.ac: Check for COMDAT support.

[gcc.git] / gcc / cp / cp-objcp-common.h

diff --git a/gcc/cp/cp-objcp-common.h b/gcc/cp/cp-objcp-common.h
index 1599080e896f9269ad976a9c92fc004c4138b3a3..a6ab3832a8fa8fb35b943f9fe425e373ef3a54f3 100644 (file)
--- a/gcc/cp/cp-objcp-common.h
+++ b/gcc/cp/cp-objcp-common.h
@@ -92,6 +92,8 @@ extern tree objcp_tsubst_copy_and_build (tree, tree, tsubst_flags_t,
 #define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL cxx_warn_unused_global_decl
 #undef LANG_HOOKS_WRITE_GLOBALS
 #define LANG_HOOKS_WRITE_GLOBALS lhd_do_nothing
+#undef LANG_HOOKS_COMDAT_GROUP
+#define LANG_HOOKS_COMDAT_GROUP cxx_comdat_group
 
 #undef LANG_HOOKS_FUNCTION_INIT
 #define LANG_HOOKS_FUNCTION_INIT cxx_push_function_context