[pypy-commit] pypy virtual-arguments: and yet another one

[fijal]

Author: Maciej Fijalkowski <fijall at gmail.com>
Branch: virtual-arguments
Changeset: r56164:1512d5e642b9
Date: 2012-07-18 16:19 +0200
http://bitbucket.org/pypy/pypy/changeset/1512d5e642b9/

Log:	and yet another one

diff --git a/pypy/interpreter/baseobjspace.py b/pypy/interpreter/baseobjspace.py
--- a/pypy/interpreter/baseobjspace.py
+++ b/pypy/interpreter/baseobjspace.py
@@ -873,6 +873,7 @@
     @jit.unroll_safe
     def _unpackiterable_known_length_jitlook(self, w_iterator,
                                              expected_length):
+        assert expected_length >= 0
         items = [None] * expected_length
         idx = 0
         while True: