------- Comment #8 from spop at gcc dot gnu dot org  2008-12-19 01:35 -------
Subject: Re:  [graphite] segfaulting code when compiled with -fgraphite
-fgraphite-identity

>  The patch will prevent the scop from being transformed if the number of
> iterations cannot be analyzed, and it will no longer ignore chrec_unknown. I
> will run some more tests to make sure it does not break anything else. The
> patch is below:
[...]
> +  if (nit == chrec_dont_know)
> +    return NULL_TREE;

Replace this test with

if (chrec_contains_undetermined (nit))

With this change the patch looks good.
Please apply to trunk and branch.

Sebastian


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38492

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