[Bug tree-optimization/71595] [7 Regression] ICE on valid code at -O2 and -O3 on x86_64-linux-gnu: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704
msebor at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Fri Jul 1 23:19:00 GMT 2016
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71595
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |msebor at gcc dot gnu.org
Known to fail| |7.0
--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
The ICE was introduced in r236874:
r236874 | hubicka | 2016-05-30 06:40:33 -0400 (Mon, 30 May 2016) | 10 lines
* predict.h (force_edge_cold): Declare.
* predict.c (force_edge_cold): New function.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
updating.
(canonicalize_loop_induction_variables): Fix formating.
* gcc.dg/tree-ssa/cunroll-12.c: New testcase.
* gcc.dg/tree-ssa/cunroll-13.c: New testcase.
* gcc.dg/tree-ssa/cunroll-14.c: New testcase.
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