r208203 - in /trunk/gcc: ChangeLog cse.c doc/tm...

[law@gcc.gnu.org]

Author: law
Date: Thu Feb 27 19:02:18 2014
New Revision: 208203

URL: http://gcc.gnu.org/viewcvs?rev=208203&root=gcc&view=rev
Log:
	PR rtl-optimization/49847
	* cse.c (fold_rtx) Handle case where cc0 setter and cc0 user
	are in different blocks.
	* doc/tm.texi (Condition Code Status): Update documention for
	relative locations of cc0-setter and cc0-user.

	 PR rtl-optimization/49847
	 * g++.dg/pr49847.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/pr49847.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cse.c
    trunk/gcc/doc/tm.texi
    trunk/gcc/testsuite/ChangeLog