From 9d18bbb3cf3a99744e679a081499b92504cabadf Mon Sep 17 00:00:00 2001
From: Stefan Fritsch <sf@apache.org>
Date: Sun, 21 Apr 2013 21:25:59 +0000
Subject: Fix amd64 assembler version of apr_atomic_xchgptr()
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PR: 51851
Submitted by: Mattias Engdegård <mattiase acm org>


git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1470348 13f79535-47bb-0310-9956-ffa450edef68
---
 atomic/unix/ia32.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'atomic')

diff --git a/atomic/unix/ia32.c b/atomic/unix/ia32.c
index 3826f9275..63f48a753 100644
--- a/atomic/unix/ia32.c
+++ b/atomic/unix/ia32.c
@@ -117,7 +117,7 @@ APR_DECLARE(void*) apr_atomic_xchgptr(volatile void **mem, void *with)
 #elif APR_SIZEOF_VOIDP == 8
     asm volatile ("xchgq %q2, %1"
                   : "=a" (prev), "+m" (*mem)
-                  : "r" ((unsigned long)with));
+                  : "0" (with));
 #else
 #error APR_SIZEOF_VOIDP value not supported
 #endif
-- 
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