cp:
PR c++/4361
* cp-tree.h (CLASSTYPE_METHOD_VEC): Document where templated
conversion operators go.
(struct lang_decl_flags): Add template_conv_p and unused
bitfields.
(DECL_TEMPLATE_CONV_FN_P): New macro.
* call.c (build_user_type_conversion_1): Don't check second type
conversion of overload set first.
* class.c (add_method): Make sure templated conversion operators
all end up on slot 2.
* lex.c (do_identifier): A conversion operator token might be
satisfied by a templated conversion operator.
* mangle.c (struct globals) Add internal_mangling_p member.
(write_template_param): Do internal mangling, if needed.
(mangle_conv_op_name_for_type): Request internal mangling.
* pt.c (check_explicit_specialization): Use
CLASSTYPE_FIRST_CONVERSION_SLOT.
(template_parm_this_level_p): New function.
(push_template_decl_real): Determine DECL_TEMPLATE_CONV_FN_P.
* search.c (lookup_fn_fields_1): Template conversions will be on
the first slot.
* typeck.c (build_component_ref): Preserve the type of an
conversion operator name on the overload type.
(build_x_function_call): Retrieve the conversion operator name.
testsuite:
* g++.dg/template/conv1.C: New test.
* g++.dg/template/conv2.C: New test.
* g++.dg/template/conv3.C: New test.
* g++.dg/template/conv4.C: New test.
From-SVN: r50889
