[Bug middle-end/64083] [5 Regression] ICE: in fix_loop_structure, at loop-init.c:252 compiling Linux Kernel

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Nov 27 09:57:00 GMT 2014


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64083

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Nov 27 09:57:13 2014
New Revision: 218115

URL: https://gcc.gnu.org/viewcvs?rev=218115&root=gcc&view=rev
Log:
2014-11-27  Richard Biener  <rguenther@suse.de>

    PR tree-optimization/64083
    * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
    forcibly mark loop for removal the wrong way.

    * gcc.dg/torture/pr64083.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr64083.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-threadupdate.c



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