r167609 - in /trunk/gcc: ChangeLog sese.c tests...

[spop@gcc.gnu.org]

Author: spop
Date: Wed Dec  8 23:01:40 2010
New Revision: 167609

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167609
Log:
Fix PR45230, PR45231, and PR45370: fold_stmt_inplace after replace_exp.

2010-12-08  Richard Guenther  <rguenther@suse.de>
	    Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/45230
	PR tree-optimization/45231
	PR tree-optimization/45370
	* sese.c (rename_uses): Returns a bool.  Call
	recompute_tree_invariant_for_addr_expr only on the RHS of a
	GIMPLE_ASSIGN.
	(graphite_copy_stmts_from_block): Call fold_stmt_inplace when
	rename_uses returns true.
	* tree-ssa-copy.c (replace_exp): Add a comment about calling
	fold_stmt_inplace after replace_exp.

	* gcc.dg/graphite/id-pr45230-1.c: New.
	* gcc.dg/graphite/id-pr45231.c: New.
	* gfortran.dg/graphite/id-pr45370.f90: New.

Added:
    trunk/gcc/testsuite/gcc.dg/graphite/id-pr45230-1.c
    trunk/gcc/testsuite/gcc.dg/graphite/id-pr45231.c
    trunk/gcc/testsuite/gfortran.dg/graphite/id-pr45370.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sese.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-copy.c