[Bug tree-optimization/77544] [6 Regression] segfault at -O0 - infinite loop in simplification

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77544

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Sep 15 12:35:13 2016
New Revision: 240164

URL: https://gcc.gnu.org/viewcvs?rev=240164&root=gcc&view=rev
Log:
2016-09-15  Richard Biener  <rguenther@suse.de>

        PR middle-end/77544
        * fold-const.c (split_tree): Do not split constant ~X.

        * c-c++-common/torture/pr77544.c: New testcase.

Added:
    trunk/gcc/testsuite/c-c++-common/torture/pr77544.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog