r218150 - in /branches/gcc-4_9-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Nov 28 13:32:57 2014
New Revision: 218150

URL: https://gcc.gnu.org/viewcvs?rev=218150&root=gcc&view=rev
Log:
	Backported from mainline
	2014-10-31  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/63659
	* ree.c (update_reg_equal_equiv_notes): New function.
	(combine_set_extension, transform_ifelse): Use it.

	* gcc.c-torture/execute/pr63659.c: New test.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.c-torture/execute/pr63659.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/ree.c
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog