mirror of
https://github.com/vale981/arb
synced 2025-03-06 09:51:39 -05:00
99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/*=============================================================================
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This file is part of ARB.
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ARB is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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ARB 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with ARB; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2014 Fredrik Johansson
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******************************************************************************/
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#include "mag.h"
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int main()
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{
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slong iter;
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flint_rand_t state;
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flint_printf("add....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 100000; iter++)
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{
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fmpr_t x, y, z, z2, w;
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mag_t xb, yb, zb;
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fmpr_init(x);
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fmpr_init(y);
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fmpr_init(z);
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fmpr_init(z2);
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fmpr_init(w);
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mag_init(xb);
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mag_init(yb);
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mag_init(zb);
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mag_randtest_special(xb, state, 100);
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mag_randtest_special(yb, state, 100);
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mag_get_fmpr(x, xb);
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mag_get_fmpr(y, yb);
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fmpr_add(z, x, y, MAG_BITS + 10, FMPR_RND_DOWN);
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if (fmpr_is_nan(z))
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fmpr_pos_inf(z);
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fmpr_mul_ui(z2, z, 1025, MAG_BITS, FMPR_RND_UP);
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fmpr_mul_2exp_si(z2, z2, -10);
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mag_add(zb, xb, yb);
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mag_get_fmpr(w, zb);
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MAG_CHECK_BITS(xb)
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MAG_CHECK_BITS(yb)
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MAG_CHECK_BITS(zb)
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if (!(fmpr_cmpabs(z, w) <= 0 && fmpr_cmpabs(w, z2) <= 0))
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{
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flint_printf("FAIL\n\n");
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flint_printf("x = "); fmpr_print(x); flint_printf("\n\n");
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flint_printf("y = "); fmpr_print(y); flint_printf("\n\n");
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flint_printf("z = "); fmpr_print(z); flint_printf("\n\n");
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flint_printf("w = "); fmpr_print(w); flint_printf("\n\n");
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abort();
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}
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fmpr_clear(x);
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fmpr_clear(y);
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fmpr_clear(z);
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fmpr_clear(z2);
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fmpr_clear(w);
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mag_clear(xb);
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mag_clear(yb);
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mag_clear(zb);
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}
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flint_randclear(state);
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flint_cleanup();
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flint_printf("PASS\n");
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return EXIT_SUCCESS;
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}
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