r126338 - in /trunk/gcc: ChangeLog testsuite/Ch...

[dberlin@gcc.gnu.org]

Author: dberlin
Date: Wed Jul  4 22:11:14 2007
New Revision: 126338

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126338
Log:
2007-07-04  Daniel Berlin  <dberlin@dberlin.org>

	PR tree-optimization/32604
	PR tree-optimization/32606
	
	* tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
	(compute_antic_safe): Removed.
	(ANTIC_SAFE_LOADS): Ditto.
	(compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
	(execute_pre): Don't call compute_antic_safe.
	(vuse_equiv): New function.
	(make_values_for_stmt): Use it
	* tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
	not always true.


Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr32606.c
    trunk/gcc/testsuite/gfortran.fortran-torture/execute/pr32604.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-pre.c
    trunk/gcc/tree-ssa-sccvn.c