r261913 - in /branches/gcc-7-branch/gcc: Change...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Jun 22 20:29:34 2018
New Revision: 261913

URL: https://gcc.gnu.org/viewcvs?rev=261913&root=gcc&view=rev
Log:
	Backported from mainline
	2018-03-05  Jakub Jelinek  <jakub@redhat.com>

	PR target/84700
	* combine.c (combine_simplify_rtx): Don't try to simplify if
	if_then_else_cond returned non-NULL, but either true_rtx or false_rtx
	are equal to x.

	* gcc.target/powerpc/pr84700.c: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/gcc.target/powerpc/pr84700.c
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/combine.c
    branches/gcc-7-branch/gcc/cp/ChangeLog
    branches/gcc-7-branch/gcc/testsuite/ChangeLog