[Bug tree-optimization/60979] [4.9 Regression] ICE: in gimple_redirect_edge_and_branch_force, at tree-cfg.c:5544, w/ -O -ftree-loop-linear or -fgraphite-identity

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60979

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Apr 28 13:13:50 2014
New Revision: 209859

URL: http://gcc.gnu.org/viewcvs?rev=209859&root=gcc&view=rev
Log:
2014-04-28  Richard Biener  <rguent...@suse.de>

    PR tree-optimization/60979
    * graphite-scop-detection.c (scopdet_basic_block_info): Reject
    SCOPs that end in a block with a successor with abnormal
    predecessors.

    * gcc.dg/graphite/pr60979.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr60979.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite-scop-detection.c
    trunk/gcc/testsuite/ChangeLog