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r180737 - in /trunk/gcc: ChangeLog tree-ssa-tai...
- From: vries at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 01 Nov 2011 12:42:02 -0000
- Subject: r180737 - in /trunk/gcc: ChangeLog tree-ssa-tai...
Author: vries
Date: Tue Nov 1 12:42:01 2011
New Revision: 180737
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180737
Log:
2011-11-01 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/50908
* tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
before update_vuses, test for 1 predecessor rather than two.
(delete_block_update_dominator_info): New function, part of it factored
out of ...
(replace_block_by): Use delete_block_update_dominator_info. Call
update_vuses after deleting bb1 and updating dominator info, instead of
before.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/tree-ssa-tail-merge.c