r168879 - in /branches/gcc-4_4-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Sun Jan 16 22:56:10 2011
New Revision: 168879

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168879
Log:
	Backport from mainline
	2010-12-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/45852
	* expr.c (store_expr): Ignore alt_rtl if equal to target,
	but has side-effects.

	* gcc.target/i386/pr45852.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.target/i386/pr45852.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/expr.c
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog