r167141 - in /trunk/gcc: ChangeLog sel-sched-ir...

[amonakov@gcc.gnu.org]

Author: amonakov
Date: Thu Nov 25 10:05:00 2010
New Revision: 167141

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167141
Log:
	PR rtl-optimization/46585
	* sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
	(vinsn_init): Skip initialization of dependencies for local NOPs.
	(vinsn_delete): Don't try to free regsets for local NOPs.
        (setup_nop_and_exit_insns): Change definition of nop_pattern.

testsuite:
	* gcc.dg/pr46585.c: New.


Added:
    trunk/gcc/testsuite/gcc.dg/pr46585.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sel-sched-ir.c
    trunk/gcc/testsuite/ChangeLog