Complain for static fct declared w/o file scope

Error out on static function without file scope and give an explaination
to the user

This is a rewrite of e9406c09a3212ab3f120412a6bbdacb0cdd25deb but
considering problems raised about static local function pointers in
632ee5a54076d417971ae7fa8a0c154441a71499.

1 files changed, 4 insertions, 0 deletions

diff --git a/tccgen.c b/tccgen.c
index 7144ccd..8464e64 100644
--- a/tccgen.c
+++ b/tccgen.c
@@ -5423,6 +5423,10 @@ ST_FUNC void decl(int l)
         while (1) { /* iterate thru each declaration */
             type = btype;
             type_decl(&type, &ad, &v, TYPE_DIRECT);
+            if (((type.t & (VT_STATIC|VT_FUNC)) == (VT_STATIC|VT_FUNC))
+                && (l == VT_LOCAL)) {
+                error("Function without file scope cannot be static");
+            }
 #if 0
             {
                 char buf[500];