except.c (process_start_catch_block_old): Call start_decl_1 for catch parm.

except.c (process_start_catch_block_old): Call start_decl_1 for catch parm.

	* except.c (process_start_catch_block_old): Call start_decl_1 for
	catch parm.
	* decl.c (start_decl_1): Avoid duplicate error.
	* init.c (expand_default_init): Only perform the initialization if
	it will do something.
	* parse.y (base_class): Check for invalid base class.

From-SVN: r21353