[Bug tree-optimization/84399] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84399

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Feb 16 08:16:17 2018
New Revision: 257723

URL: https://gcc.gnu.org/viewcvs?rev=257723&root=gcc&view=rev
Log:
2018-02-16  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/84399
        * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p):
        For operands we can analyze at their definition make sure we can
        analyze them at each use as well.

        * gcc.dg/graphite/pr84399.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr84399.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite-scop-detection.c
    trunk/gcc/testsuite/ChangeLog