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30 lines
835 B
Mathematica
30 lines
835 B
Mathematica
%---------------------------------------------------------------------------%
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% vim: ts=4 sw=4 et ft=mercury
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%---------------------------------------------------------------------------%
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:- module pack_args_copy.
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:- interface.
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:- import_module io.
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:- pred main(io::di, io::uo) is det.
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%---------------------------------------------------------------------------%
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%---------------------------------------------------------------------------%
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:- implementation.
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:- type enum ---> aa ; bb ; cc ; dd.
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:- type enum(T) ---> aa ; bb ; cc ; dd.
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:- type struct(T)
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---> struct(enum(T), enum, T, enum(T), enum(T)).
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%---------------------------------------------------------------------------%
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main(!IO) :-
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S0 = struct(aa, bb, "string", cc, dd),
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copy(S0, S),
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io.write_line(S0, !IO),
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io.write_line(S, !IO).
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