r126199 - in /trunk/gcc: ChangeLog tree-ssa.c

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Jul  2 12:13:39 2007
New Revision: 126199

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=126199
Log:
2007-07-02  Richard Guenther  <rguenther@suse.de>

	* tree-ssa.c (useless_type_conversion_p): Document
	future intent as defining the middle-end type system.
	Re-structure to call langhook last, group by type class,
	mark questionable parts.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa.c