291 lines
6.2 KiB
C
291 lines
6.2 KiB
C
/* $NetBSD: t_sinh.c,v 1.4 2011/10/18 14:16:42 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 <sys/cdefs.h>
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__RCSID("$NetBSD: t_sinh.c,v 1.4 2011/10/18 14:16:42 jruoho Exp $");
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#include <atf-c.h>
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#include <math.h>
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#include <stdio.h>
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/*
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* sinh(3)
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*/
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ATF_TC(sinh_def);
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ATF_TC_HEAD(sinh_def, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test the definition of sinh(3)");
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}
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ATF_TC_BODY(sinh_def, tc)
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{
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#ifndef __vax__
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const double x[] = { 0.005, 0.05, 0.0, 1.0, 10.0, 20.0 };
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const double eps = 1.0e-4;
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double y, z;
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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y = sinh(x[i]);
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z = (exp(x[i]) - exp(-x[i])) / 2;
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(void)fprintf(stderr,
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"sinh(%0.03f) = %f\n(exp(%0.03f) - "
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"exp(-%0.03f)) / 2 = %f\n", x[i], y, x[i], x[i], z);
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if (fabs(y - z) > eps)
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atf_tc_fail_nonfatal("sinh(%0.03f) != %0.03f\n",
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x[i], z);
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}
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#endif
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}
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ATF_TC(sinh_nan);
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ATF_TC_HEAD(sinh_nan, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinh(NaN) == NaN");
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}
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ATF_TC_BODY(sinh_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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ATF_CHECK(isnan(x) != 0);
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ATF_CHECK(isnan(sinh(x)) != 0);
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#endif
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}
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ATF_TC(sinh_inf_neg);
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ATF_TC_HEAD(sinh_inf_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinh(-Inf) == -Inf");
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}
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ATF_TC_BODY(sinh_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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double y = sinh(x);
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ATF_CHECK(isinf(y) != 0);
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ATF_CHECK(signbit(y) != 0);
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#endif
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}
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ATF_TC(sinh_inf_pos);
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ATF_TC_HEAD(sinh_inf_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinh(+Inf) == +Inf");
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}
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ATF_TC_BODY(sinh_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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double y = sinh(x);
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ATF_CHECK(isinf(y) != 0);
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ATF_CHECK(signbit(y) == 0);
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#endif
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}
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ATF_TC(sinh_zero_neg);
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ATF_TC_HEAD(sinh_zero_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinh(-0.0) == -0.0");
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}
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ATF_TC_BODY(sinh_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 = sinh(x);
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if (fabs(y) > 0.0 || signbit(y) == 0)
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atf_tc_fail_nonfatal("sinh(-0.0) != -0.0");
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#endif
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}
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ATF_TC(sinh_zero_pos);
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ATF_TC_HEAD(sinh_zero_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinh(+0.0) == +0.0");
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}
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ATF_TC_BODY(sinh_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 = sinh(x);
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if (fabs(y) > 0.0 || signbit(y) != 0)
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atf_tc_fail_nonfatal("sinh(+0.0) != +0.0");
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#endif
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}
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/*
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* sinhf(3)
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*/
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ATF_TC(sinhf_def);
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ATF_TC_HEAD(sinhf_def, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test the definition of sinhf(3)");
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}
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ATF_TC_BODY(sinhf_def, tc)
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{
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#ifndef __vax__
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const float x[] = { 0.005, 0.05, 0.0, 1.0, 10.0, 20.0 };
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const float eps = 1.0e-2;
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float y, z;
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size_t i;
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for (i = 0; i < __arraycount(x); i++) {
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y = sinhf(x[i]);
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z = (expf(x[i]) - expf(-x[i])) / 2;
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(void)fprintf(stderr,
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"sinhf(%0.03f) = %f\n(expf(%0.03f) - "
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"expf(-%0.03f)) / 2 = %f\n", x[i], y, x[i], x[i], z);
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if (fabsf(y - z) > eps)
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atf_tc_fail_nonfatal("sinhf(%0.03f) != %0.03f\n",
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x[i], z);
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}
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#endif
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}
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ATF_TC(sinhf_nan);
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ATF_TC_HEAD(sinhf_nan, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinhf(NaN) == NaN");
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}
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ATF_TC_BODY(sinhf_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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ATF_CHECK(isnan(x) != 0);
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ATF_CHECK(isnan(sinhf(x)) != 0);
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#endif
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}
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ATF_TC(sinhf_inf_neg);
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ATF_TC_HEAD(sinhf_inf_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinhf(-Inf) == -Inf");
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}
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ATF_TC_BODY(sinhf_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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float y = sinhf(x);
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ATF_CHECK(isinf(y) != 0);
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ATF_CHECK(signbit(y) != 0);
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#endif
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}
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ATF_TC(sinhf_inf_pos);
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ATF_TC_HEAD(sinhf_inf_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinhf(+Inf) == +Inf");
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}
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ATF_TC_BODY(sinhf_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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float y = sinhf(x);
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ATF_CHECK(isinf(y) != 0);
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ATF_CHECK(signbit(y) == 0);
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#endif
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}
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ATF_TC(sinhf_zero_neg);
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ATF_TC_HEAD(sinhf_zero_neg, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinhf(-0.0) == -0.0");
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}
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ATF_TC_BODY(sinhf_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 = sinhf(x);
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if (fabsf(y) > 0.0 || signbit(y) == 0)
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atf_tc_fail_nonfatal("sinhf(-0.0) != -0.0");
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#endif
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}
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ATF_TC(sinhf_zero_pos);
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ATF_TC_HEAD(sinhf_zero_pos, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Test sinhf(+0.0) == +0.0");
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}
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ATF_TC_BODY(sinhf_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 = sinhf(x);
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if (fabsf(y) > 0.0 || signbit(y) != 0)
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atf_tc_fail_nonfatal("sinhf(+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, sinh_def);
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ATF_TP_ADD_TC(tp, sinh_nan);
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ATF_TP_ADD_TC(tp, sinh_inf_neg);
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ATF_TP_ADD_TC(tp, sinh_inf_pos);
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ATF_TP_ADD_TC(tp, sinh_zero_neg);
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ATF_TP_ADD_TC(tp, sinh_zero_pos);
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ATF_TP_ADD_TC(tp, sinhf_def);
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ATF_TP_ADD_TC(tp, sinhf_nan);
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ATF_TP_ADD_TC(tp, sinhf_inf_neg);
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ATF_TP_ADD_TC(tp, sinhf_inf_pos);
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ATF_TP_ADD_TC(tp, sinhf_zero_neg);
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ATF_TP_ADD_TC(tp, sinhf_zero_pos);
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return atf_no_error();
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}
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