r204454 - in /trunk/gcc: ChangeLog gimplify.c t...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Nov  6 13:08:06 2013
New Revision: 204454

URL: http://gcc.gnu.org/viewcvs?rev=204454&root=gcc&view=rev
Log:
2013-11-06  Richard Biener  <rguenther@suse.de>

	* tree.c (drop_tree_overflow): New function.
	* tree.h (drop_tree_overflow): Declare.
	* gimplify.c (gimplify_expr): Drop TREE_OVERFLOW.
	* tree-vrp.c (range_int_cst_singleton_p): Use
	is_overflow_infinity instead of testing TREE_OVERFLOW.
	(extract_range_from_assert): Likewise.
	(zero_nonzero_bits_from_vr): Likewise.
	(extract_range_basic): Likewise.
	(register_new_assert_for): Use drop_tree_overflow.
	(vrp_visit_phi_node): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimplify.c
    trunk/gcc/tree-vrp.c
    trunk/gcc/tree.c
    trunk/gcc/tree.h