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Unified Diff: gcc/mpfr/tests/tacos.c

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/mpfr/tests/tacos.c
diff --git a/gcc/mpfr/tests/tacos.c b/gcc/mpfr/tests/tacos.c
deleted file mode 100644
index 40c2016069846f8bf464ee9c2d7761fb7e5f349e..0000000000000000000000000000000000000000
--- a/gcc/mpfr/tests/tacos.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/* Test file for mpfr_acos.
-
-Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-Contributed by Mathieu Dutour.
-
-This file is part of the GNU MPFR Library.
-
-The GNU MPFR Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation; either version 2.1 of the License, or (at your
-option) any later version.
-
-The GNU MPFR Library is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
-License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with the GNU MPFR Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
-MA 02110-1301, USA. */
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "mpfr-test.h"
-
-#define TEST_FUNCTION mpfr_acos
-#include "tgeneric.c"
-
-static void
-special (void)
-{
- mpfr_t x, y;
- int inex1, inex2;
-
- mpfr_init2 (x, 32);
- mpfr_init2 (y, 32);
-
- mpfr_set_str_binary (x, "0.10001000001001011000100001E-6");
- mpfr_acos (y, x, GMP_RNDN);
- mpfr_set_str_binary (x, "1.10001111111111110001110110001");
- if (mpfr_cmp (x, y))
- {
- printf ("Error in mpfr_acos (1)\n");
- exit (1);
- }
-
- mpfr_set_str_binary (x, "-0.01101011110111100111010011001011");
- mpfr_acos (y, x, GMP_RNDZ);
- mpfr_set_str_binary (x, "10.0000000101111000011101000101");
- if (mpfr_cmp (x, y))
- {
- printf ("Error in mpfr_acos (2)\n");
- mpfr_print_binary (y); printf ("\n");
- exit (1);
- }
-
- mpfr_set_prec (x, 2);
- mpfr_set_ui (x, 0, GMP_RNDN);
- inex1 = mpfr_acos (x, x, GMP_RNDN); /* Pi/2 */
- inex2 = mpfr_const_pi (x, GMP_RNDN);
- if (inex1 != inex2)
- {
- printf ("Error in mpfr_acos (3) for prec=2\n");
- exit (1);
- }
-
- mpfr_clear (y);
- mpfr_clear (x);
-}
-
-static void
-special_overflow (void)
-{
- mpfr_t x, y;
- mp_exp_t emin, emax;
-
- emin = mpfr_get_emin ();
- emax = mpfr_get_emax ();
-
- set_emin (-125);
- set_emax (128);
- mpfr_init2 (x, 24);
- mpfr_init2 (y, 48);
- mpfr_set_str_binary (x, "0.101100100000000000110100E0");
- mpfr_acos (y, x, GMP_RNDN);
- if (mpfr_cmp_str (y, "0.110011010100101111000100111010111011010000001001E0",
- 2, GMP_RNDN))
- {
- printf("Special Overflow error.\n");
- mpfr_dump (y);
- exit (1);
- }
- mpfr_clear (y);
- mpfr_clear (x);
- set_emin (emin);
- set_emax (emax);
-}
-
-int
-main (void)
-{
- mpfr_t x, y;
- int r;
-
- tests_start_mpfr ();
-
- special_overflow ();
- special ();
-
- mpfr_init (x);
- mpfr_init (y);
-
- MPFR_SET_NAN(x);
- mpfr_acos (y, x, GMP_RNDN);
- if (mpfr_nan_p(y) == 0)
- {
- printf ("Error: acos(NaN) != NaN\n");
- exit (1);
- }
-
- mpfr_set_ui (x, 2, GMP_RNDN);
- mpfr_acos (y, x, GMP_RNDN);
- if (mpfr_nan_p(y) == 0)
- {
- printf ("Error: acos(2) != NaN\n");
- exit (1);
- }
-
- mpfr_set_si (x, -2, GMP_RNDN);
- mpfr_acos (y, x, GMP_RNDN);
- if (mpfr_nan_p(y) == 0)
- {
- printf ("Error: acos(-2) != NaN\n");
- exit (1);
- }
-
- /* acos (1) = 0 */
- mpfr_set_ui (x, 1, GMP_RNDN);
- mpfr_acos (y, x, GMP_RNDN);
- if (mpfr_cmp_ui (y, 0) || mpfr_sgn (y) < 0)
- {
- printf ("Error: acos(1) != +0.0\n");
- exit (1);
- }
-
- /* acos (0) = Pi/2 */
- for (r = 0; r < GMP_RND_MAX; r++)
- {
- mpfr_set_ui (x, 0, GMP_RNDN); /* exact */
- mpfr_acos (y, x, (mp_rnd_t) r);
- mpfr_const_pi (x, (mp_rnd_t) r);
- mpfr_div_2exp (x, x, 1, GMP_RNDN); /* exact */
- if (mpfr_cmp (x, y))
- {
- printf ("Error: acos(0) != Pi/2 for rnd=%s\n",
- mpfr_print_rnd_mode ((mp_rnd_t) r));
- exit (1);
- }
- }
-
- /* acos (-1) = Pi */
- for (r = 0; r < GMP_RND_MAX; r++)
- {
- mpfr_set_si (x, -1, GMP_RNDN); /* exact */
- mpfr_acos (y, x, (mp_rnd_t) r);
- mpfr_const_pi (x, (mp_rnd_t) r);
- if (mpfr_cmp (x, y))
- {
- printf ("Error: acos(1) != Pi for rnd=%s\n",
- mpfr_print_rnd_mode ((mp_rnd_t) r));
- exit (1);
- }
- }
-
- test_generic (2, 100, 7);
-
- mpfr_clear (x);
- mpfr_clear (y);
-
- data_check ("data/acos", mpfr_acos, "mpfr_acos");
- bad_cases (mpfr_acos, mpfr_cos, "mpfr_acos", 0, -40, 2, 4, 128, 800, 30);
-
- tests_end_mpfr ();
- return 0;
-}
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