[Bug tree-optimization/68823] [6/7 Regression][graphite] tramp3d-v4 compiled with -floop-nest-optimize crashes

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68823

--- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Sep 15 07:03:02 2017
New Revision: 252780

URL: https://gcc.gnu.org/viewcvs?rev=252780&root=gcc&view=rev
Log:
2017-09-15  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/68823
        * graphite-scop-detection.c (build_alias_set): If we have a
        possible dependence check whether we can handle them by just
        looking at the DRs DR_ACCESS_FNs.
        (build_scops): If build_alias_set fails, fail the SCOP.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite-scop-detection.c