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37 lines
864 B
Mathematica
37 lines
864 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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% This is a regression test:
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% the compiler used to generate code for this in the hlc.gc grade
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% which had undefined behaviour according to ANSI/ISO C,
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% and which would in practice fail on some systems
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% (e.g. alpha*-dec-osf3.2 with egcs-1.1.2).
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%
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:- module setjmp_test.
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:- interface.
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:- import_module io.
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:- pred main(io::di, io::uo) is cc_multi.
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:- implementation.
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:- import_module std_util.
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main(!IO) :-
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( if p(X) then
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print("X = ", !IO),
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print(X, !IO),
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nl(!IO)
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else
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print("no", !IO)
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).
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:- pragma inline(p/1).
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:- pred p(int).
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:- mode p(out) is nondet.
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p(1) :- semidet_fail.
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p(2) :- semidet_succeed.
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p(3) :- semidet_fail.
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