------- Comment #8 from rakdver at gcc dot gnu dot org 2006-03-29 01:41 ------- Subject: Bug 25985
Author: rakdver Date: Wed Mar 29 01:41:27 2006 New Revision: 112484 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=112484 Log: PR tree-optimization/25985 * tree-ssa-loop-niter.c (number_of_iterations_le, number_of_iterations_ne): Make comments more precise. (number_of_iterations_cond): Add only_exit argument. Use the fact that signed variables do not overflow only when only_exit is true. (loop_only_exit_p): New. (number_of_iterations_exit): Pass result of loop_only_exit_p to number_of_iterations_cond. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-ssa-loop-niter.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25985
