Fix bootstrap-lto

gcc/

2012-09-03  Andi Kleen <ak@linux.intel.com>

	* tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
	addr_offset always.

From-SVN: r190905

gcc/ChangeLog

+2012-09-03  Andi Kleen <ak@linux.intel.com>
+
+	* tree-ssa-sccvn.c (vn_reference_fold_indirect): Initialize
+	addr_offset always.
+
 2012-09-03  Andrew Pinski  <apinski@cavium.com>
 
 	PR tree-opt/53395

gcc/tree-ssa-sccvn.c

@@ -1007,7 +1007,7 @@ vn_reference_fold_indirect (VEC (vn_reference_op_s, heap) **ops,
   vn_reference_op_t op = &VEC_index (vn_reference_op_s, *ops, i);
   vn_reference_op_t mem_op = &VEC_index (vn_reference_op_s, *ops, i - 1);
   tree addr_base;
-  HOST_WIDE_INT addr_offset;
+  HOST_WIDE_INT addr_offset = 0;
 
   /* The only thing we have to do is from &OBJ.foo.bar add the offset
      from .foo.bar to the preceding MEM_REF offset and replace the