r149082 - in /trunk/gcc: ChangeLog config/i386/...

[carrot@gcc.gnu.org]

Author: carrot
Date: Tue Jun 30 06:51:29 2009
New Revision: 149082

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=149082
Log:
	* tree-ssa-sink.c (statement_sink_location): Stop sinking expression
	if the target bb post dominates from bb.

	* config/i386/i386.c (memory_address_length): Check existence of base
	register before using it.

	* gcc.dg/tree-ssa/ssa-sink-5.c: New testcase.


Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-sink-5.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-sink.c