tree.c (recompute_tree_invariant_for_addr_expr): Assert that the argument is an ADDR_EXPR.

	* tree.c (recompute_tree_invariant_for_addr_expr): Assert that the
	argument is an ADDR_EXPR.

From-SVN: r228870

gcc/ChangeLog

+2015-10-16  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* tree.c (recompute_tree_invariant_for_addr_expr): Assert that the
+	argument is an ADDR_EXPR.
+
 2015-10-16  Richard Biener  <rguenther@suse.de>
 
 	* gimple-fold.c (gimple_fold_builtin_memory_op): Use gimple_build

gcc/tree.c

@@ -4248,6 +4248,8 @@ recompute_tree_invariant_for_addr_expr (tree t)
   tree node;
   bool tc = true, se = false;
 
+  gcc_assert (TREE_CODE (t) == ADDR_EXPR);
+
   /* We started out assuming this address is both invariant and constant, but
      does not have side effects.  Now go down any handled components and see if
      any of them involve offsets that are either non-constant or non-invariant.