PR rtl-optimization/47958 is fixed now.  I checked in this patch
to add a testcase.

H.J.
---
Index: gcc.dg/torture/pr47958-1.c
===================================================================
--- gcc.dg/torture/pr47958-1.c  (revision 0)
+++ gcc.dg/torture/pr47958-1.c  (revision 0)
@@ -0,0 +1,13 @@
+/* { dg-do assemble } */
+
+void (*foo[6][6]) (int);
+void bar (hdR)
+    int hdR;
+{ }
+void xxx ()
+{
+    unsigned int i, j;
+    for (i = 0; i < 6; ++i)
+       for (j = 0; j < 6; ++j)
+            foo [i][j] = bar;
+}
Index: ChangeLog
===================================================================
--- ChangeLog   (revision 176913)
+++ ChangeLog   (working copy)
@@ -1,3 +1,8 @@
+2011-07-28  H.J. Lu  <hongjiu...@intel.com>
+
+       PR rtl-optimization/47958
+       * gcc.dg/torture/pr47958-1.c: New.
+
 2011-07-29  Wei Guozhi  <car...@google.com>
 
        PR rtl-optimization/49799

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