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[Bug tree-optimization/15991] phi nodes with identical arguments still remain at t50.tailc
- From: "dnovillo at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Jun 2004 17:59:11 -0000
- Subject: [Bug tree-optimization/15991] phi nodes with identical arguments still remain at t50.tailc
- References: <20040614235849.15991.kazu@cs.umass.edu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From dnovillo at redhat dot com 2004-06-17 17:59 -------
Subject: Re: phi nodes with identical
arguments still remain at t50.tailc
On Thu, 2004-06-17 at 13:47, cvs-commit at gcc dot gnu dot org wrote:
> PR tree-optimization/15991
> * tree-cfg.c (tree_block_label): Export.
> * tree-flow-inline.h (bsi_after_labels): New function.
> * tree-flow.h (bsi_after_labels, tree_block_label): Declare.
> * tree-ssa.c (propagate_into_addr): New function.
> (replace_immediate_uses): Handle propagation of pointer constants.
> (raise_value): Do not restrict propagation of pointer constants.
> * tree-ssanames.c (duplicate_ssa_name): New function.
> * tree.h (duplicate_ssa_name): Declare.
>
Did you also add a test case? Or was there one present already?
Thanks. Diego.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15991