From: Guido van Rossum <guido@python.org>
Date: Tue, 24 Mar 1998 04:19:22 +0000 (+0000)
Subject: Check for boundary errors in [r]find -- find("x", "", 2) should return -1.
X-Git-Tag: v1.5.1~321
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=031c6315e23d41e253c914eceffd30afe8a0f2cd;p=python

Check for boundary errors in [r]find -- find("x", "", 2) should return -1.
---

diff --git a/Modules/stropmodule.c b/Modules/stropmodule.c
index 1821db84a6..e9e9039397 100644
--- a/Modules/stropmodule.c
+++ b/Modules/stropmodule.c
@@ -349,7 +349,7 @@ strop_find(self, args)
 	if (i < 0)
 		i = 0;
 
-	if (n == 0)
+	if (n == 0 && i <= last)
 		return PyInt_FromLong((long)i);
 
 	last -= n;
@@ -394,7 +394,7 @@ strop_rfind(self, args)
 	if (i < 0)
 		i = 0;
 
-	if (n == 0)
+	if (n == 0 && i <= last)
 		return PyInt_FromLong((long)last);
 
 	for (j = last-n; j >= i; --j)