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https://github.com/Mercury-Language/mercury.git
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ecb5e4a9e6
tests/declarative_debugger/*.m:
tests/exceptions/*.m:
tests/general/*.m:
tests/grade_subdirs/*.m:
tests/purity/*.m:
tests/submodules/*.m:
tests/typeclasses/*.m:
Update programming style.
tests/declarative_debugger/*.inp:
Update line numbers in breakpoint commands.
tests/declarative_debugger/*.exp:
Update expected line numbers.
tests/exceptions/Mercury.options:
tests/general/Mercury.options:
Disable some warnings that are irrelevant to the test.
68 lines
1.3 KiB
Mathematica
68 lines
1.3 KiB
Mathematica
%---------------------------------------------------------------------------%
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% vim: ts=4 sw=4 et ft=mercury
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%---------------------------------------------------------------------------%
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:- module info.
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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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:- implementation.
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:- import_module int.
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:- import_module list.
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main(!IO) :-
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( if
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info.last([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], A),
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info.last([101, 112, 103, 104, 105, 106, 107, 108], B)
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then
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q(0, "lala", C, D),
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q(1, "lala", E, F),
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io.write(A, !IO),
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io.write(B, !IO),
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io.write(C, !IO),
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io.write(D, !IO),
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io.write(E, !IO),
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io.write(F, !IO)
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else
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true
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).
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:- pred q(int::in, T::in, t(t(t(T)))::out, int::out) is det.
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q(N, X, Y, M) :-
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( if N = 0 then
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Y = f(N, X),
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M = 2
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else
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M = fproc(N),
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Y = t(t(t(X)))
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).
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:- pred last(list(T)::in, t(T)::out) is semidet.
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info.last([H], t(H)).
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info.last([_ , H2 | T], L) :-
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info.last([H2 | T], L).
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:- type t(T)
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---> t(T).
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:- func f(int, T) = t(t(t(T))).
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f(_, X) = Y :-
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Z = t(t(t(X))),
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Y = Z.
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:- func fproc(int) = int.
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:- pragma foreign_proc("C", fproc(X::in) = (Y::out),
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[will_not_call_mercury, thread_safe, promise_pure],
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"
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Y = X + 1;
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").
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