1 files changed, 2 insertions, 2 deletions
diff --git a/winsup/cygwin/winbase.h b/winsup/cygwin/winbase.h
index 177de7aef..8e2ea99d5 100644
--- a/winsup/cygwin/winbase.h
+++ b/winsup/cygwin/winbase.h
@@ -19,7 +19,7 @@ ilockincr (long *m)
 	movl	$1,%0\n\
 	lock	xadd %0,%1\n\
 	inc	%0\n\
-	": "=r" (__res), "=m" (*m): "m" (*m): "cc");
+	": "=&r" (__res), "=m" (*m): "m" (*m): "cc");
   return __res;
 }
 
@@ -31,7 +31,7 @@ ilockdecr (long *m)
 	movl	$0xffffffff,%0\n\
 	lock	xadd %0,%1\n\
 	dec	%0\n\
-	": "=r" (__res), "=m" (*m): "m" (*m): "cc");
+	": "=&r" (__res), "=m" (*m): "m" (*m): "cc");
   return __res;
 }