1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c
index 439ef4c..ade78b2 100644
--- a/gcc/tree-inline.c
+++ b/gcc/tree-inline.c
@@ -3315,6 +3315,18 @@ copy_forbidden (struct function *fun, tree fndecl)
 	goto fail;
       }
 
+  tree fs_opts;
+  fs_opts = DECL_FUNCTION_SPECIFIC_OPTIMIZATION (fun->decl);
+  if (fs_opts)
+    {
+      struct cl_optimization *os = TREE_OPTIMIZATION (fs_opts);
+      if (!os->x_optimize)
+	{
+	  reason = G_("function %q+F compiled without optimizations");
+	  goto fail;
+	}
+    }
+
  fail:
   fun->cannot_be_copied_reason = reason;
   fun->cannot_be_copied_set = true;