diff options
| author | Richard Guenther <rguenther@suse.de> | 2010-12-06 12:53:38 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2010-12-06 12:53:38 +0000 |
| commit | bbb9d2fd5c8f15120726b3da90f539dc25f509f5 (patch) | |
| tree | 902219551516779dc5bb68148baa49a73d5f026b /gcc/tree-ssa-copyrename.c | |
| parent | 6b7fb143ae06d180ae7723c41664db4a1f1d11d0 (diff) | |
| download | gcc-bbb9d2fd5c8f15120726b3da90f539dc25f509f5.zip gcc-bbb9d2fd5c8f15120726b3da90f539dc25f509f5.tar.gz gcc-bbb9d2fd5c8f15120726b3da90f539dc25f509f5.tar.bz2 | |
re PR tree-optimization/46806 (-O3 implies 0 <= 8 <= 7)
2010-12-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/46806
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
coalesce different types.
* g++.dg/torture/20100825.C: New testcase.
From-SVN: r167490
Diffstat (limited to 'gcc/tree-ssa-copyrename.c')
| -rw-r--r-- | gcc/tree-ssa-copyrename.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/tree-ssa-copyrename.c b/gcc/tree-ssa-copyrename.c index 41d43a6..abee6b9 100644 --- a/gcc/tree-ssa-copyrename.c +++ b/gcc/tree-ssa-copyrename.c @@ -226,11 +226,11 @@ copy_rename_partition_coalesce (var_map map, tree var1, tree var2, FILE *debug) ign2 = false; } - /* Don't coalesce if the two variables aren't type compatible. */ - if (!types_compatible_p (TREE_TYPE (root1), TREE_TYPE (root2))) + /* Don't coalesce if the two variables are not of the same type. */ + if (TREE_TYPE (root1) != TREE_TYPE (root2)) { if (debug) - fprintf (debug, " : Incompatible types. No coalesce.\n"); + fprintf (debug, " : Different types. No coalesce.\n"); return false; } |