qbe

commit 956154e06e9130e75cac30a18dddfa04bda347ba
parent 06c2e75a76a4827e14c7e70b7c35bb434f22c8d5
Author: Quentin Carbonneaux <quentin.carbonneaux@yale.edu>
Date:   Fri, 26 Feb 2016 13:55:13 -0500

dirty fix bogus bsiter()

Diffstat:
M
lisc/util.c
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/lisc/util.c b/lisc/util.c
@@ -328,15 +328,16 @@ bsiter(BSet *bs, uint *elt)
 {
 	uint i;
 
-	for (i = *elt; i < bsmax(bs); i++) {
+	for (i=*elt;; i++) {
 		while (i < bsmax(bs) && !bs->t[i/NBit])
 			i = (i + NBit) & -NBit;
+		if (i >= bsmax(bs))
+			return 0;
 		if (bshas(bs, i)) {
 			*elt = i;
 			return 1;
 		}
 	}
-	return 0;
 }
 
 void