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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.
43 lines
695 B
Mathematica
43 lines
695 B
Mathematica
%---------------------------------------------------------------------------%
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% vim: ts=4 sw=4 et ft=mercury
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%---------------------------------------------------------------------------%
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%
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% Test tracking the origin of a sub-term from a failed if-then-else condition.
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:- module failed_cond.
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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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main(!IO) :-
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p(X),
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write(X, !IO),
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nl(!IO).
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:- type t
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---> a
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; b
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; c.
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:- pred p(t::out) is det.
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p(Y) :- X = c, q(X, Y).
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:- pred q(t::in, t::out) is det.
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q(X, Y) :-
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( if r(X) then
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Y = a
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else
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Y = b
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).
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:- pred r(t::in) is semidet.
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r(a).
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