[Bug tree-optimization/71477] [7 Regression] gcc ICE at -O3 on valid code on x86_64-linux-gnu with “seg fault”

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71477

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Jun 10 07:30:45 2016
New Revision: 237287

URL: https://gcc.gnu.org/viewcvs?rev=237287&root=gcc&view=rev
Log:
2016-06-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/71477
        * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.

        * gcc.dg/torture/pr71477.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr71477.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgloop.c
    trunk/gcc/testsuite/ChangeLog