From 64c97308acdef9001fe6ca8a2832617fbdcf4296 Mon Sep 17 00:00:00 2001
From: "Markus F.X.J. Oberhumer" <markus@oberhumer.com>
Date: Fri, 24 Jun 2005 11:45:04 +0000
Subject: [PATCH] Portability fix for gcc -ftrapv option.

committer: mfx <mfx> 1119613504 +0000
---
 src/bele.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/bele.h b/src/bele.h
index 7830fd88..51e26a6c 100644
--- a/src/bele.h
+++ b/src/bele.h
@@ -170,8 +170,8 @@ inline void set_le32(void *bb, unsigned v)
 
 inline int sign_extend(int v, int bits)
 {
-    const int sign_bit = 1 << (bits - 1);
-    v |= -(v & sign_bit);
+    const unsigned sign_bit = 1u << (bits - 1);
+    v |= 0u - (v & sign_bit);
     return v;
 }