From: Jeremy Hylton <jeremy@alum.mit.edu>
Date: Tue, 23 Apr 2002 20:01:20 +0000 (+0000)
Subject: Clarify return value of PyLong_AsLongLong().
X-Git-Tag: v2.3c1~5817
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c4ad0bcbe5891f0e0df297b28d211696aad5d1ba;p=python

Clarify return value of PyLong_AsLongLong().

The function is documented to return -1 on error.  If res was < 0, it
returned res.  It wasn't clear that the invariant was res < 0 iff res
== -1.
---

diff --git a/Objects/longobject.c b/Objects/longobject.c
index f11c016294..cbc9f68ca5 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -696,7 +696,7 @@ PyLong_AsLongLong(PyObject *vv)
 
 	/* Plan 9 can't handle LONG_LONG in ? : expressions */
 	if (res < 0)
-		return (LONG_LONG)res;
+		return (LONG_LONG)-1;
 	else
 		return bytes;
 }