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https://github.com/Mercury-Language/mercury.git
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c0524841a2
Fix a test failure in spf grades.
tests/hard_coded/backend_external.m:
tests/hard_coded/from_int_uint32.m:
tests/hard_coded/parse_number_from_io.m:
tests/hard_coded/remove_file.m:
tests/hard_coded/uint_arith.m:
As above.
tests/hard_coded/parse_number_from_io.exp4:
Alternative expected output for spf grades.
74 lines
1.9 KiB
Mathematica
74 lines
1.9 KiB
Mathematica
%---------------------------------------------------------------------------%
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% vim: ft=mercury ts=4 sw=4 et wm=0 tw=0
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%---------------------------------------------------------------------------%
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%
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% Test conversion of Mercury ints to unsigned 32-bit integers.
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%
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% The .exp file is for when int is 64-bit.
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% The .exp2 file is for when int is 32-bit.
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%
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%---------------------------------------------------------------------------%
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:- module from_int_uint32.
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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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:- import_module uint32.
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:- import_module list.
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:- import_module string.
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%---------------------------------------------------------------------------%
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main(!IO) :-
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list.foldl(do_test, numbers, !IO).
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:- pred do_test(string::in, io::di, io::uo) is det.
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do_test(IntStr, !IO) :-
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io.format("from_int(%s) = ", [s(IntStr)], !IO),
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( if
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string.to_int(IntStr, Int),
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uint32.from_int(Int, UInt32)
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then
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io.format("%s\n", [s(uint32_to_string(UInt32))], !IO)
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else
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io.write_string("<<out-of-range>>\n", !IO)
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).
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:- func numbers = list(string).
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numbers = [
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"-9223372036854775808",
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"-2147483648",
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"-32768",
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"-128",
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"-1",
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"0",
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"1",
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"2",
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"8",
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"10",
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"16",
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"127",
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"32767",
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% The next two will only work on machines where 'int' is 64-bit.
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"2147483647", % INT32_MAX
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"2147483648", % INT32_MAX + 1
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"4294967295", % UINT32_MAX
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"4294967296", % UINT32_MAX + 1
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"9223372036854775807"
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].
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%---------------------------------------------------------------------------%
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:- end_module from_int_uint32.
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%---------------------------------------------------------------------------%
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