[Bug tree-optimization/58364] [4.8/4.9 Regression] likely wrong code bug

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58364

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Sep  9 17:09:59 2013
New Revision: 202409

URL: http://gcc.gnu.org/viewcvs?rev=202409&root=gcc&view=rev
Log:
    PR tree-optimization/58364
    * tree-ssa-reassoc.c (init_range_entry): For BIT_NOT_EXPR on
    BOOLEAN_TYPE, only invert in_p and continue with arg0 if
    the current range can't be an unconditional true or false.

    * gcc.c-torture/execute/pr58364.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr58364.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-reassoc.c