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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/tree-ssa-pre.c5
2 files changed, 7 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9fdf2c52f33..07b3b40eaed 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2008-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (phi_translate_set): Add constants to phi
+ translation cache.
+
2008-10-16 Joseph Myers <joseph@codesourcery.com>
PR c/33192
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c
index 84c884b060c..f57500e62ac 100644
--- a/gcc/tree-ssa-pre.c
+++ b/gcc/tree-ssa-pre.c
@@ -1745,9 +1745,8 @@ phi_translate_set (bitmap_set_t dest, bitmap_set_t set, basic_block pred,
pre_expr translated;
translated = phi_translate (expr, set, NULL, pred, phiblock);
- /* Don't add constants or empty translations to the cache, since
- we won't look them up that way, or use the result, anyway. */
- if (translated && !value_id_constant_p (get_expr_value_id (translated)))
+ /* Don't add empty translations to the cache */
+ if (translated)
phi_trans_add (expr, translated, pred);
if (translated != NULL)
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