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[Bug tree-optimization/15911] VRP/DOM does not like TRUTH_AND_EXPR
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Oct 2006 20:11:21 -0000
- Subject: [Bug tree-optimization/15911] VRP/DOM does not like TRUTH_AND_EXPR
- References: <bug-15911-1008@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #31 from rguenth at gcc dot gnu dot org 2006-10-22 20:11 -------
Subject: Bug 15911
Author: rguenth
Date: Sun Oct 22 20:11:09 2006
New Revision: 117960
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117960
Log:
2006-10-22 Jeff Law <law@redhat.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/15911
* tree-vrp.c (extract_code_and_val_from_cond): New function.
(register_edge_assert_for_1): Likewise.
(register_edge_assert_for): Handle &&/&/||/| in conditionals.
(find_conditional_asserts): Adjust for new function signature.
(find_assert_locations): Likewise.
* gcc.dg/tree-ssa/vrp30.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp30.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15911