r114782 - in /trunk/gcc: ChangeLog tree-ssa-loo...

[rakdver@gcc.gnu.org]

Author: rakdver
Date: Mon Jun 19 18:32:20 2006
New Revision: 114782

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=114782
Log:
	* tree-ssa-loop-niter.c (implies_ge_p): New function.
	(derive_constant_upper_bound): Handle OP0 - CST in unsigned types
	correctly.


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