From 3c9675679a3326ed57d41190ac3f536073500ff8 Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Mon, 28 Oct 1996 17:17:00 -0500
Subject: [PATCH] (signed_or_unsigned_type): If already right signedness,
 return.

From-SVN: r13055
---
 gcc/c-typeck.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gcc/c-typeck.c b/gcc/c-typeck.c
index 7014040c7ce..fa647dbce60 100644
--- a/gcc/c-typeck.c
+++ b/gcc/c-typeck.c
@@ -776,7 +776,8 @@ signed_or_unsigned_type (unsignedp, type)
      int unsignedp;
      tree type;
 {
-  if (! INTEGRAL_TYPE_P (type))
+  if (! INTEGRAL_TYPE_P (type)
+      || TREE_UNSIGNED (type) == unsignedp)
     return type;
   if (TYPE_PRECISION (type) == TYPE_PRECISION (signed_char_type_node))
     return unsignedp ? unsigned_char_type_node : signed_char_type_node;
-- 
2.30.2