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[Bug rtl-optimization/55611] Operand swapping for commutative operators
- From: "glisse at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 12 Mar 2013 13:04:28 +0000
- Subject: [Bug rtl-optimization/55611] Operand swapping for commutative operators
- Auto-submitted: auto-generated
- References: <bug-55611-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55611
Marc Glisse <glisse at gcc dot gnu.org> changed:
What |Removed |Added
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Attachment #28931|0 |1
is obsolete| |
--- Comment #4 from Marc Glisse <glisse at gcc dot gnu.org> 2013-03-12 13:04:28 UTC ---
Created attachment 29652
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29652
Use tree code to determine the canonical order (2)
With this slight tweak to simplify_associative_operation it now passes
bootstrap+testsuite on x86_64-linux-gnu, both in this order and the reverse
order. I am not sure it is the best way to break the infinite recursion, but it
seems to work.