[Bug tree-optimization/79390] [7 Regression] 10% performance drop in SciMark2 LU after r242550

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79390

--- Comment #24 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Apr 12 09:41:02 2017
New Revision: 246869

URL: https://gcc.gnu.org/viewcvs?rev=246869&root=gcc&view=rev
Log:
2017-04-12  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/79390
        * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
        threading case even more.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-ssa-split-paths.c