Use wider type for overflow check on LLP64 platforms like Win64, found by clang-cl...

llvm-svn: 230684

diff --git a/llvm/lib/Support/regcomp.c b/llvm/lib/Support/regcomp.c
index b796929..ebde64f 100644 (file)
--- a/llvm/lib/Support/regcomp.c
+++ b/llvm/lib/Support/regcomp.c
@@ -1422,7 +1422,7 @@ enlarge(struct parse *p, sopno size)
        if (p->ssize >= size)
                return;
 
-       if ((unsigned long)size > SIZE_MAX / sizeof(sop)) {
+       if ((uintptr_t)size > SIZE_MAX / sizeof(sop)) {
                SETERROR(REG_ESPACE);
                return;
        }
@@ -1443,7 +1443,7 @@ static void
 stripsnug(struct parse *p, struct re_guts *g)
 {
        g->nstates = p->slen;
-       if ((unsigned long)p->slen > SIZE_MAX / sizeof(sop)) {
+       if ((uintptr_t)p->slen > SIZE_MAX / sizeof(sop)) {
                g->strip = p->strip;
                SETERROR(REG_ESPACE);
                return;