From 27301b30a8e809379b08d5dfe0be7ecb0fa6e45b Mon Sep 17 00:00:00 2001
From: Richard Stallman <rms@gnu.org>
Date: Sat, 18 Apr 1992 17:24:48 +0000
Subject: [PATCH] *** empty log message ***

From-SVN: r777
---
 gcc/c-decl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index 0a12aac86dc..c1b44fe4622 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -4266,6 +4266,10 @@ parmlist_tags_warning ()
   for (elt = current_binding_level->tags; elt; elt = TREE_CHAIN (elt))
     {
       enum tree_code code = TREE_CODE (TREE_VALUE (elt));
+      /* An anonymous union parm type is meaningful as a GNU extension.
+	 So don't warn for that.  */
+      if (code == UNION_TYPE && !pedantic)
+	continue;
       if (TREE_PURPOSE (elt) != 0)
 	warning ("`%s %s' declared inside parameter list",
 		 (code == RECORD_TYPE ? "struct"
-- 
2.30.2