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re PR tree-optimization/30159 (gcc.c-torture/execute/20010422-1.c is miscompiled) 

2006-12-12  Andrew Macleod  <amacleod@redhat.com>

	PR tree-optimization/30159
	* tree-ssa-coalesce.c (coalesce_ssa_name): Process single ssa_name 
	functions in case a default_def coalesce is required.

From-SVN: r119792
This commit is contained in:
Andrew MacLeod 2006-12-12 15:50:06 +00:00 committed by Andrew Macleod
parent c2431a6272
commit 0d70045091
2 changed files with 7 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,9 @@
2006-12-12 Andrew Macleod <amacleod@redhat.com>
PR tree-optimization/30159
* tree-ssa-coalesce.c (coalesce_ssa_name): Process single ssa_name
functions in case a default_def coalesce is required.
2006-12-12 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/11953

2
gcc/tree-ssa-coalesce.c
View File

@ -1284,7 +1284,7 @@ coalesce_ssa_name (void)
partition_view_bitmap (map, used_in_copies, true);
BITMAP_FREE (used_in_copies);
if (num_var_partitions (map) <= 1)
if (num_var_partitions (map) < 1)
{
delete_coalesce_list (cl);
return map;