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See: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37220
2008-06-28 Andrew Jenner <andrew@codesourcery.com>
* regrename.c (build_def_use): Don't copy RTX.
---
gcc/regrename.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: gcc-4.3.2-RC-20080819/gcc/regrename.c
===================================================================
--- gcc-4.3.2-RC-20080819.orig/gcc/regrename.c
+++ gcc-4.3.2-RC-20080819/gcc/regrename.c
@@ -813,7 +813,7 @@ build_def_use (basic_block bb)
OP_IN, 0);
for (i = 0; i < recog_data.n_dups; i++)
- *recog_data.dup_loc[i] = copy_rtx (old_dups[i]);
+ *recog_data.dup_loc[i] = old_dups[i];
for (i = 0; i < n_ops; i++)
*recog_data.operand_loc[i] = old_operands[i];
if (recog_data.n_dups)
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