r183869 - in /trunk/gcc: ChangeLog loop-unswitc...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Feb  3 11:55:29 2012
New Revision: 183869

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183869
Log:
	PR rtl-optimization/52092
	* loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
	on get_iv_value result.

	* gcc.c-torture/compile/pr52092.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr52092.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/loop-unswitch.c
    trunk/gcc/testsuite/ChangeLog