diff --git a/Objects/longobject.c b/Objects/longobject.c
index 4bf89d9..b7836f7 100644
--- a/Objects/longobject.c
+++ b/Objects/longobject.c
@@ -355,10 +355,10 @@
 	/* In case the compiler is faking it. */
 	return PyLong_FromLong( (long)ival );
 #else
-	if( ival <= (LONG_LONG)LONG_MAX ) {
+	if ((LONG_LONG)LONG_MIN <= ival && ival <= (LONG_LONG)LONG_MAX) {
 		return PyLong_FromLong( (long)ival );
 	}
-	else if( ival <= (unsigned LONG_LONG)ULONG_MAX ) {
+	else if (0 <= ival && ival <= (unsigned LONG_LONG)ULONG_MAX) {
 		return PyLong_FromUnsignedLong( (unsigned long)ival );
 	}
 	else {