diff --git a/tccgen.c b/tccgen.c
index 8af8f691..a48ca2b7 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -2985,6 +2985,9 @@ static void post_type(CType *type, AttributeDef *ad)
 
     if (tok == '(') {
         /* function declaration */
+        if ((type->t & VT_STATIC) && local_stack) {
+            error("Function without file scope cannot be static");
+        }
         next();
         l = 0;
         first = NULL;