r173656 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed May 11 12:53:43 2011
New Revision: 173656

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173656
Log:
	PR debug/48159
	* tree-ssa.c (reset_debug_uses): New function.
	* tree-flow.h (reset_debug_uses): New prototype.
	* tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
	* tree-loop-distribution.c (generate_loops_for_partition): Call
	reset_debug_uses on the stmts that will be removed.  Keep around
	all debug stmts, don't count them as bits in partition bitmap.
	(generate_builtin): Don't count debug stmts or labels as bits in
	partition bitmap.

	* gcc.dg/pr48159-1.c: New test.
	* gcc.dg/pr48159-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr48159-1.c
    trunk/gcc/testsuite/gcc.dg/pr48159-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-data-ref.c
    trunk/gcc/tree-flow.h
    trunk/gcc/tree-loop-distribution.c
    trunk/gcc/tree-ssa.c