JohnLangford/vowpal_wabbit — pull request #60 by petricek (2012-11-16 01:41:19+00:00)
Title: honor --compressed for cache file

VW bombs when you try to reuse a compressed cache file without specifying -d.

To replicate:

vw --noop -d data.gz --cache_file cache --compressed
vw --cache_file cache --compressed
--> cache version too long, cache file is probably invalid