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r148625 - in /branches/gcc-4_3-branch/gcc: Chan...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 17 Jun 2009 19:45:53 -0000
- Subject: r148625 - in /branches/gcc-4_3-branch/gcc: Chan...
Author: rguenth
Date: Wed Jun 17 19:45:52 2009
New Revision: 148625
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148625
Log:
2009-06-17 Richard Guenther <rguenther@suse.de>
Backport from mainline
2009-03-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/39455
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
mismatches for POINTER_TYPE_P (type).
(number_of_iterations_le): Likewise.
* gcc.dg/pr39455.c: New test.
2009-05-19 Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/40087
* tree-ssa-loop-niter.c (number_of_iterations_ne_max,
number_of_iterations_ne): Rename never_infinite argument.
(number_of_iterations_lt_to_ne, number_of_iterations_lt,
number_of_iterations_le): Handle pointer-type ivs when
exit_must_be_taken is false.
(number_of_iterations_cond): Do not always assume that
exit_must_be_taken if the control variable is a pointer.
* gcc.dg/tree-ssa/pr40087.c: New test.
Added:
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/pr39455.c
branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/tree-ssa/pr40087.c
Modified:
branches/gcc-4_3-branch/gcc/ChangeLog
branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
branches/gcc-4_3-branch/gcc/tree-ssa-loop-niter.c