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Fix PR43464: copyprop should maintain loop close phi nodes with multiple arguments.
authorspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 31 Mar 2010 18:37:41 +0000 (18:37 +0000)
committerMasaki Muranaka <monaka@monami-software.com>
Sun, 23 May 2010 05:15:54 +0000 (14:15 +0900)
2010-03-30  Richard Guenther  <rguenther@suse.de>
    Zdenek Dvorak  <ook@ucw.cz>
    Sebastian Pop  <sebastian.pop@amd.com>

PR middle-end/43464
* tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
with multiple arguments.
(execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157889 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog.graphite

index 3cfb29b..6ce22cb 100644 (file)
@@ -1,3 +1,12 @@
+2010-03-30  Richard Guenther  <rguenther@suse.de>
+           Zdenek Dvorak  <ook@ucw.cz>
+           Sebastian Pop  <sebastian.pop@amd.com>
+
+       PR middle-end/43464
+       * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
+       with multiple arguments.
+       (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
+
 2010-03-23  Sebastian Pop  <sebastian.pop@amd.com>
 
        * graphite-dependences.c (print_pddr): Call print_pdr with an