tree-ssa-structalias.c (handle_ptr_arith): Return false when we can't handle the…

tree-ssa-structalias.c (handle_ptr_arith): Return false when we can't handle the pointer arithmetic.

2006-12-11  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-structalias.c (handle_ptr_arith): Return false when we
	can't handle the pointer arithmetic.

From-SVN: r119763

gcc/ChangeLog

+2006-12-11  Daniel Berlin  <dberlin@dberlin.org>
+
+	* tree-ssa-structalias.c (handle_ptr_arith): Return false when we
+	can't handle the pointer arithmetic.
+
 2006-12-11  Diego Novillo  <dnovillo@redhat.com>
 
 	* doc/tree-ssa.texi: Update documentation for virtual operands

gcc/tree-ssa-structalias.c

@@ -2871,6 +2871,8 @@ handle_ptr_arith (VEC (ce_s, heap) *lhsc, tree expr)
     {
       rhsoffset = TREE_INT_CST_LOW (op1) * BITS_PER_UNIT;
     }
+  else
+    return false;
 
 
   for (i = 0; VEC_iterate (ce_s, lhsc, i, c); i++)