* decl.c (reshape_init): Fix typo.

	* cp-tree.h (operator_name_info_t): Add arity.
	* lex.c (init_operators): Initialize it.
	* mangle.c (write_conversion_operator_name): New function.
	(write_unqualified_name): Use it.
	(write_template_args): Accept template arguments as a TREE_LIST.
	(write_expression): Adjust handling of qualified names to match
	specification.

	* g++.dg/init/array6.C: New test.

	* g++.dg/abi/mangle13.C: Likewise.
	* g++.dg/abi/mangle14.C: Likewise.
	* g++.dg/abi/mangle15.C: Likewise.

From-SVN: r58185