reachableroots: fix memleak of integer objects at includepath loop
In the first visit loop, val is decref-ed correctly after PySet_Add().
Let's do the same for the includepath loop.
--- a/mercurial/parsers.c Fri Aug 14 12:31:56 2015 +0900
+++ b/mercurial/parsers.c Fri Aug 14 12:36:41 2015 +0900
@@ -1232,6 +1232,7 @@
if (val == NULL)
goto bail;
PySet_Add(reachable, val);
+ Py_DECREF(val);
}
Py_DECREF(p);
}