From 36241ceda45016ced5a5c4b29d9dea2d361be64e Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Fri, 30 Jan 2004 22:59:34 +0000
Subject: [PATCH] Added memory constraint to avoid miscompilation of the
 unaligned_mmap function (with help from Paul Streitman).

---
 dlls/ntdll/virtual.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/ntdll/virtual.c b/dlls/ntdll/virtual.c
index 9e55dbc862c..9458113deb0 100644
--- a/dlls/ntdll/virtual.c
+++ b/dlls/ntdll/virtual.c
@@ -912,7 +912,8 @@ static void *unaligned_mmap( void *addr, size_t length, unsigned int prot,
                              "popl %%ebx"
                              : "=a" (ret)
                              : "0" (90), /* SYS_mmap */
-                               "g" (&args) );
+                               "g" (&args)
+                             : "memory" );
         if (ret < 0 && ret > -4096)
         {
             errno = -ret;