r246369 - in /branches/gcc-5-branch/gcc: Change...

[marxin@gcc.gnu.org]

Author: marxin
Date: Wed Mar 22 12:28:50 2017
New Revision: 246369

URL: https://gcc.gnu.org/viewcvs?rev=246369&root=gcc&view=rev
Log:
Backport r245869

2017-03-22  Martin Liska  <mliska@suse.cz>

	Backport from mainline
	2017-03-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79803
	* tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
	assert.
	(pass_loop_prefetch::execute): Disabled optimization if an
	assumption about L1 cache size is not met.
2017-03-22  Martin Liska  <mliska@suse.cz>

	Backport from mainline
	2017-03-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79803
	* gcc.dg/tree-ssa/pr79803.c: New test.

Added:
    branches/gcc-5-branch/gcc/testsuite/gcc.dg/tree-ssa/pr79803.c
Modified:
    branches/gcc-5-branch/gcc/ChangeLog
    branches/gcc-5-branch/gcc/testsuite/ChangeLog
    branches/gcc-5-branch/gcc/tree-ssa-loop-prefetch.c