r130539 - in /trunk/gcc: ChangeLog cfgrtl.c tes...

[spark@gcc.gnu.org]

Author: spark
Date: Fri Nov 30 17:02:43 2007
New Revision: 130539

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=130539
Log:
gcc/testsuite/ChangeLog:

2007-11-30  Martin Michlmayr <tbm@cyrius.com>

	PR rtl-optimization/34171
	* gcc.dg/pr34171.c: New testcase.

gcc/ChangeLog:

2007-11-30  Seongbae Park <seongbae.park@gmail.com>

	PR rtl-optimization/34171
	* cfgrtl.c (update_bb_for_insn_chain): New function,
	refactored from update_bb_for_insn.
	(update_bb_for_insn): Call update_bb_for_insn.
	(rtl_merge_blocks, try_redirect_by_replacing_jump):
	Replace a loop with update_bb_for_insn_chain call.
	(cfg_layout_merge_blocks): Add a call to
	update_bb_for_insn_chain. Replace the for loop
	with a call to update_bb_for_insn_chain.


Added:
    trunk/gcc/testsuite/gcc.dg/pr34171.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgrtl.c
    trunk/gcc/testsuite/ChangeLog