r206456 - in /trunk/gcc: ChangeLog cfgcleanup.c...

[jakub@gcc.gnu.org]

Author: jakub
Date: Thu Jan  9 07:21:21 2014
New Revision: 206456

URL: http://gcc.gnu.org/viewcvs?rev=206456&root=gcc&view=rev
Log:
	PR rtl-optimization/59724
	* ifcvt.c (cond_exec_process_if_block): Don't call
	flow_find_head_matching_sequence with 0 longest_match.
	* cfgcleanup.c (flow_find_head_matching_sequence): Count even
	non-active insns if !stop_after.
	(try_head_merge_bb): Revert 2014-01-07 changes.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgcleanup.c
    trunk/gcc/ifcvt.c