r230596 - in /trunk/gcc: ChangeLog ifcvt.c test...

[jakub@gcc.gnu.org]

Author: jakub
Date: Thu Nov 19 08:49:59 2015
New Revision: 230596

URL: https://gcc.gnu.org/viewcvs?rev=230596&root=gcc&view=rev
Log:
	PR rtl-optimization/68376
	* ifcvt.c (noce_try_abs): Disable one_cmpl optimization if
	encountering x <= 0 ? ~x : x or x > 0 ? ~x : x.

	* gcc.c-torture/execute/pr68376-1.c: New test.
	* gcc.c-torture/execute/pr68376-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68376-1.c
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68376-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ifcvt.c
    trunk/gcc/testsuite/ChangeLog