[issue18594] C accelerator for collections.Counter is slow

[Roundup Robot]

Roundup Robot added the comment:

New changeset e4cec1116e5c by Raymond Hettinger in branch '3.3':
Issue #18594:  Make the C code more closely match the pure python code.
http://hg.python.org/cpython/rev/e4cec1116e5c

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue18594>
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