r238757 - in /trunk/gcc: ChangeLog simplify-rtx...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Jul 26 14:11:21 2016
New Revision: 238757

URL: https://gcc.gnu.org/viewcvs?rev=238757&root=gcc&view=rev
Log:
2016-07-26  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/71984
	* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
	for VOIDmode.

	* gcc.dg/torture/pr71984.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr71984.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/simplify-rtx.c
    trunk/gcc/testsuite/ChangeLog