mangle.c (write_encoding): Pass write_function_type the FUNCTION_DECL for the function being encoded.
* mangle.c (write_encoding): Pass write_function_type the
FUNCTION_DECL for the function being encoded.
(write_function_type): Pass it along to write_bare_function_type.
(write_bare_function_type): Pass it along to write_method_parms.
(write_method_parms): Don't mangle the compiler-generated
parameters to a constructor or destructor.