X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FSupport%2Fregexec.c;h=bd5e72d4c522074587a39c5093e65007af660e09;hb=fcc00a10e321ec6181ad37ce3afe0d3cb78ad313;hp=007861675ba10816eb7e39254714b1035812a592;hpb=ad3ea3d85f164dc1b2746950e378334197d8688d;p=oota-llvm.git

diff --git a/lib/Support/regexec.c b/lib/Support/regexec.c
index 007861675ba..bd5e72d4c52 100644
--- a/lib/Support/regexec.c
+++ b/lib/Support/regexec.c
@@ -69,7 +69,7 @@
 #define	SETUP(v)	((v) = 0)
 #define	onestate	long
 #define	INIT(o, n)	((o) = (unsigned long)1 << (n))
-#define	INC(o)		((o) <<= 1)
+#define	INC(o)		((o) = (unsigned long)(o) << 1)
 #define	ISSTATEIN(v, o)	(((v) & (o)) != 0)
 /* some abbreviations; note that some of these know variable names! */
 /* do "if I'm here, I can also be there" etc without branches */