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r231821 - in /trunk/gcc: ChangeLog cse.c testsu...

From: law at gcc dot gnu dot org
To: gcc-cvs at gcc dot gnu dot org
Date: Fri, 18 Dec 2015 17:17:15 -0000
Subject: r231821 - in /trunk/gcc: ChangeLog cse.c testsu...

Author: law
Date: Fri Dec 18 17:17:14 2015
New Revision: 231821

URL: https://gcc.gnu.org/viewcvs?rev=231821&root=gcc&view=rev
Log:
[PATCH] [PR rtl-optimization/49847] Fix ICE in CSE due to cc0-setter and cc0-user in different blocks

	PR rtl-optimization/49847
	* cse.c (record_jump_equiv): Handle fold_rtx returning NULL_RTX.

	PR rtl-optimization/49847
	* g++.dg/pr49847-2.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/pr49847-2.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cse.c
    trunk/gcc/testsuite/ChangeLog

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