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61 lines
2.4 KiB
PHP
61 lines
2.4 KiB
PHP
/* Test signbit.
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Copyright (C) 1997-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include "libm-test-driver.c"
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static const struct test_f_i_data signbit_test_data[] =
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{
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TEST_f_b (signbit, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, minus_zero, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, plus_infty, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, minus_infty, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, qnan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, -qnan_value, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, snan_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, -snan_value, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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/* signbit (x) != 0 for x < 0. */
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TEST_f_b (signbit, -1, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, -min_value, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, -min_subnorm_value, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, -max_value, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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/* signbit (x) == 0 for x >= 0. */
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TEST_f_b (signbit, 1, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, min_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, min_subnorm_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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TEST_f_b (signbit, max_value, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
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};
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static void
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signbit_test (void)
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{
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ALL_RM_TEST (signbit, 1, signbit_test_data, RUN_TEST_LOOP_f_b_tg, END);
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}
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static void
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do_test (void)
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{
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signbit_test ();
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}
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/*
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* Local Variables:
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* mode:c
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* End:
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*/
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