[Bug tree-optimization/84204] [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=84204

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Oct 18 08:51:32 2018
New Revision: 265262

URL: https://gcc.gnu.org/viewcvs?rev=265262&root=gcc&view=rev
Log:
2018-10-18  Richard Biener  <rguenther@suse.de>

        PR middle-end/87087
        Revert
        2018-02-07  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/84204
        * tree-chrec.c (chrec_fold_plus_1): Remove size limiting in
        this place.

        * gcc.dg/torture/pr87087.c: New testcase.
        * gcc.dg/graphite/pr84204.c: XFAIL.
        * gcc.dg/graphite/pr85935.c: Likewise.

Added:
    branches/gcc-8-branch/gcc/testsuite/gcc.dg/torture/pr87087.c
Modified:
    branches/gcc-8-branch/gcc/ChangeLog
    branches/gcc-8-branch/gcc/testsuite/ChangeLog
    branches/gcc-8-branch/gcc/testsuite/gcc.dg/graphite/pr84204.c
    branches/gcc-8-branch/gcc/testsuite/gcc.dg/graphite/pr85935.c
    branches/gcc-8-branch/gcc/tree-chrec.c