Index: gcc/tree-vrp.c
===================================================================
--- gcc/tree-vrp.c	(revision 176224)
+++ gcc/tree-vrp.c	(working copy)
@@ -7353,6 +7353,8 @@ simplify_conversion_using_ranges (gimple
   double_int innermin, innermax, middlemin, middlemax;
 
   finaltype = TREE_TYPE (gimple_assign_lhs (stmt));
+  if (!INTEGRAL_TYPE_P (finaltype))
+    return false;
   middleop = gimple_assign_rhs1 (stmt);
   def_stmt = SSA_NAME_DEF_STMT (middleop);
   if (!is_gimple_assign (def_stmt)
Index: gcc/testsuite/gcc.dg/torture/20110713-1.c
===================================================================
--- gcc/testsuite/gcc.dg/torture/20110713-1.c	(revision 0)
+++ gcc/testsuite/gcc.dg/torture/20110713-1.c	(revision 0)
@@ -0,0 +1,8 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target ilp32 } */
+
+void *
+test (unsigned long long x, unsigned long long y)
+{
+    return (void *) (unsigned int) (x / y);
+}