[Bug tree-optimization/20256] Perfect nest transformation not conservative enough

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-06-10 21:41 -------
(In reply to comment #5)
> On the mainline we get a different ICE:

After:
2005-06-10  Daniel Berlin  <dberlin@dberlin.org>

        * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
        and access function against chrec_dont_know.

We are back to the ICE in comment #4.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20256