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[Bug middle-end/50335] ICE in psct_dynamic_dim, at graphite-poly.h:659


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50335

--- Comment #8 from sebpop at gmail dot com <sebpop at gmail dot com> 2011-12-06 18:40:43 UTC ---
Hi Maxim,

Thanks for pointing me to this problem.

I would recommend that you disable the code in loop flattening by
early returning false in flatten_all_loops.  I'm pre-approving you to
commit such a patch (as I am not allowed to commit anything to gcc
due to my new employer's legal policies, although emailing or giving
instructions via a phone call to somebody of what to do seems to
be fine for now ;-)

Vladimir Kargov will take over where I left the patches to make graphite
work with ISL and once these are committed to gcc, we will be able to
implement loop flattening with ISL, by calling isl_map_flatten_range.

Sebastian


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