316 lines
6.6 KiB
C
316 lines
6.6 KiB
C
/* $NetBSD: t_asin.c,v 1.1 2011/09/17 18:08:35 jruoho Exp $ */
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/*-
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* Copyright (c) 2011 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jukka Ruohonen.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <atf-c.h>
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#include <math.h>
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/*
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* asin(3)
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*/
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ATF_TC(asin_nan);
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ATF_TC_HEAD(asin_nan, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(NaN) == NaN");
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}
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ATF_TC_BODY(asin_nan, tc)
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{
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#ifndef __vax__
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const double x = 0.0L / 0.0L;
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if (isnan(asin(x)) == 0)
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atf_tc_fail_nonfatal("asin(NaN) != NaN");
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#endif
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}
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ATF_TC(asin_inf_neg);
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ATF_TC_HEAD(asin_inf_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(-Inf) == NaN");
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}
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ATF_TC_BODY(asin_inf_neg, tc)
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{
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#ifndef __vax__
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const double x = -1.0L / 0.0L;
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if (isnan(asin(x)) == 0)
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atf_tc_fail_nonfatal("asin(-Inf) != NaN");
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#endif
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}
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ATF_TC(asin_inf_pos);
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ATF_TC_HEAD(asin_inf_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(+Inf) == NaN");
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}
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ATF_TC_BODY(asin_inf_pos, tc)
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{
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#ifndef __vax__
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const double x = 1.0L / 0.0L;
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if (isnan(asin(x)) == 0)
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atf_tc_fail_nonfatal("asin(+Inf) != NaN");
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#endif
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}
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ATF_TC(asin_range);
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ATF_TC_HEAD(asin_range, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(x) == NaN, x < -1, x > 1");
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}
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ATF_TC_BODY(asin_range, tc)
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{
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#ifndef __vax__
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const double x[] = { -1.1, -1.000000001, 1.1, 1.000000001 };
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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if (isnan(asin(x[i])) == 0)
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atf_tc_fail_nonfatal("asin(%f) != NaN", x[i]);
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}
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#endif
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}
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ATF_TC(asin_sin);
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ATF_TC_HEAD(asin_sin, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(sin(x)) == x");
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}
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ATF_TC_BODY(asin_sin, tc)
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{
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#ifndef __vax__
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const double x[] = { 0.0, 1.0, M_PI / 2, M_PI / 3, M_PI / 6 };
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const double eps = 1.0e-40;
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double y;
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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y = asin(sin(x[i]));
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if (fabs(y - x[i]) > eps)
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atf_tc_fail_nonfatal("asin(sin(%0.03f)) != %0.03f",
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x[i], x[i]);
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}
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#endif
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}
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ATF_TC(asin_zero_neg);
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ATF_TC_HEAD(asin_zero_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(-0.0) == -0.0");
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}
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ATF_TC_BODY(asin_zero_neg, tc)
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{
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#ifndef __vax__
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const double x = -0.0L;
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double y = asin(x);
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if (fabs(y) > 0.0 || signbit(y) == 0)
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atf_tc_fail_nonfatal("asin(-0.0) != -0.0");
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#endif
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}
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ATF_TC(asin_zero_pos);
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ATF_TC_HEAD(asin_zero_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asin(+0.0) == +0.0");
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}
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ATF_TC_BODY(asin_zero_pos, tc)
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{
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#ifndef __vax__
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const double x = 0.0L;
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double y = asin(x);
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if (fabs(y) > 0.0 || signbit(y) != 0)
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atf_tc_fail_nonfatal("asin(+0.0) != +0.0");
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#endif
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}
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/*
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* asinf(3)
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*/
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ATF_TC(asinf_nan);
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ATF_TC_HEAD(asinf_nan, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(NaN) == NaN");
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}
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ATF_TC_BODY(asinf_nan, tc)
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{
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#ifndef __vax__
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const float x = 0.0L / 0.0L;
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if (isnan(asinf(x)) == 0)
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atf_tc_fail_nonfatal("asinf(NaN) != NaN");
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#endif
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}
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ATF_TC(asinf_inf_neg);
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ATF_TC_HEAD(asinf_inf_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(-Inf) == NaN");
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}
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ATF_TC_BODY(asinf_inf_neg, tc)
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{
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#ifndef __vax__
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const float x = -1.0L / 0.0L;
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if (isnan(asinf(x)) == 0)
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atf_tc_fail_nonfatal("asinf(-Inf) != NaN");
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#endif
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}
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ATF_TC(asinf_inf_pos);
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ATF_TC_HEAD(asinf_inf_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(+Inf) == NaN");
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}
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ATF_TC_BODY(asinf_inf_pos, tc)
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{
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#ifndef __vax__
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const float x = 1.0L / 0.0L;
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if (isnan(asinf(x)) == 0)
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atf_tc_fail_nonfatal("asinf(+Inf) != NaN");
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#endif
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}
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ATF_TC(asinf_range);
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ATF_TC_HEAD(asinf_range, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(x) == NaN, x < -1, x > 1");
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}
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ATF_TC_BODY(asinf_range, tc)
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{
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#ifndef __vax__
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const float x[] = { -1.1, -1.0000001, 1.1, 1.0000001 };
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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if (isnan(asinf(x[i])) == 0)
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atf_tc_fail_nonfatal("asinf(%f) != NaN", x[i]);
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}
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#endif
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}
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ATF_TC(asinf_sinf);
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ATF_TC_HEAD(asinf_sinf, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(sinf(x)) == x");
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}
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ATF_TC_BODY(asinf_sinf, tc)
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{
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#ifndef __vax__
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const float x[] = { 0.0, 1.0, M_PI / 2, M_PI / 3, M_PI / 6 };
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const float eps = 1.0e-6;
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float y;
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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y = asinf(sinf(x[i]));
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if (fabsf(y - x[i]) > eps)
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atf_tc_fail_nonfatal("asinf(sinf(%0.03f)) != %0.03f",
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x[i], x[i]);
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}
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#endif
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}
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ATF_TC(asinf_zero_neg);
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ATF_TC_HEAD(asinf_zero_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(-0.0) == -0.0");
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}
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ATF_TC_BODY(asinf_zero_neg, tc)
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{
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#ifndef __vax__
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const float x = -0.0L;
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float y = asinf(x);
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if (fabsf(y) > 0.0 || signbit(y) == 0)
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atf_tc_fail_nonfatal("asinf(-0.0) != -0.0");
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#endif
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}
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ATF_TC(asinf_zero_pos);
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ATF_TC_HEAD(asinf_zero_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test asinf(+0.0) == +0.0");
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}
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ATF_TC_BODY(asinf_zero_pos, tc)
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{
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#ifndef __vax__
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const float x = 0.0L;
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float y = asinf(x);
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if (fabsf(y) > 0.0 || signbit(y) != 0)
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atf_tc_fail_nonfatal("asinf(+0.0) != +0.0");
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#endif
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, asin_nan);
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ATF_TP_ADD_TC(tp, asin_inf_neg);
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ATF_TP_ADD_TC(tp, asin_inf_pos);
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ATF_TP_ADD_TC(tp, asin_range);
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ATF_TP_ADD_TC(tp, asin_sin);
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ATF_TP_ADD_TC(tp, asin_zero_neg);
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ATF_TP_ADD_TC(tp, asin_zero_pos);
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ATF_TP_ADD_TC(tp, asinf_nan);
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ATF_TP_ADD_TC(tp, asinf_inf_neg);
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ATF_TP_ADD_TC(tp, asinf_inf_pos);
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ATF_TP_ADD_TC(tp, asinf_range);
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ATF_TP_ADD_TC(tp, asinf_sinf);
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ATF_TP_ADD_TC(tp, asinf_zero_neg);
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ATF_TP_ADD_TC(tp, asinf_zero_pos);
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return atf_no_error();
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}
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