r196478 - in /trunk/gcc: ifcvt.c testsuite/gcc....

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Mar  5 22:25:43 2013
New Revision: 196478

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196478
Log:
	PR rtl-optimization/56484
	* ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
	lifetimes of hard registers on small register class machines.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr56484.c
Modified:
    trunk/gcc/ifcvt.c