class.c (build_base_path): Use build_address directly.

class.c (build_base_path): Use build_address directly.

        * class.c (build_base_path): Use build_address directly.
        * typeck.c (build_unary_op): Don't lower &a.b to pointer
        arithmetic directly.
        * typeck2.c (store_init_value): Don't assume !TREE_CONSTANT
        means !initializer_constant_valid_p.

        * g++.dg/other/offsetof1.C: Use __builtin_offsetof.

From-SVN: r86795