r239907 - in /branches/gcc-6-branch/gcc: Change...

[ppalka@gcc.gnu.org]

Author: ppalka
Date: Wed Aug 31 19:06:22 2016
New Revision: 239907

URL: https://gcc.gnu.org/viewcvs?rev=239907&root=gcc&view=rev
Log:
Fix folding of VECTOR_CST comparisons

gcc/ChangeLog:

	Backport from mainline
	2016-08-27  Patrick Palka  <ppalka@gcc.gnu.org>

	PR tree-optimization/71077
	PR tree-optimization/68542
	* fold-const.c (fold_relational_const): Fix folding of
	VECTOR_CST comparisons that have a scalar boolean result type.

gcc/testsuite/ChangeLog:

	Backport from mainline
	2016-08-27  Patrick Palka  <ppalka@gcc.gnu.org>

	PR tree-optimization/71077
	* gcc.target/i386/pr71077.c: New test.


Added:
    branches/gcc-6-branch/gcc/testsuite/gcc.target/i386/pr71077.c
Modified:
    branches/gcc-6-branch/gcc/ChangeLog
    branches/gcc-6-branch/gcc/fold-const.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog