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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/fwprop.c3
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cd1e85d..adedaa7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2007-02-22 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/30841
+ * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
+
2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_frexp): New.
diff --git a/gcc/fwprop.c b/gcc/fwprop.c
index 1ab3e52..6ce9183 100644
--- a/gcc/fwprop.c
+++ b/gcc/fwprop.c
@@ -324,7 +324,8 @@ propagate_rtx_1 (rtx *px, rtx old, rtx new, bool can_appear)
/* Dismiss transformation that we do not want to carry on. */
if (!valid_ops
|| new_op0 == op0
- || GET_MODE (new_op0) != GET_MODE (op0))
+ || !(GET_MODE (new_op0) == GET_MODE (op0)
+ || GET_MODE (new_op0) == VOIDmode))
return true;
canonicalize_address (new_op0);