mirror of
https://github.com/vale981/arb
synced 2025-03-05 17:31:38 -05:00
6bf072eb59
This will allow us to not loose the julia session on error. See also https://github.com/wbhart/flint2/pull/243
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/*
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Copyright (C) 2014 Fredrik Johansson
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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 it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version. See <http://www.gnu.org/licenses/>.
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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("fast_mul_2exp_si....");
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fflush(stdout);
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flint_randinit(state);
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for (iter = 0; iter < 100000 * arb_test_multiplier(); iter++)
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{
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fmpr_t x, y, z;
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mag_t xb, yb;
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slong e;
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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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mag_init(xb);
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mag_init(yb);
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mag_randtest(xb, state, 15);
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e = n_randint(state, 10000) - n_randint(state, 10000);
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mag_get_fmpr(x, xb);
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mag_fast_mul_2exp_si(yb, xb, e);
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fmpr_mul_2exp_si(y, x, e);
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mag_get_fmpr(z, yb);
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MAG_CHECK_BITS(yb)
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if (!fmpr_equal(z, y))
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{
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flint_printf("FAIL\n\n");
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flint_printf("x = "); fmpr_printd(x, 15); flint_printf("\n\n");
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flint_printf("y = "); fmpr_printd(y, 15); flint_printf("\n\n");
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flint_printf("z = "); fmpr_printd(z, 15); flint_printf("\n\n");
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flint_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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mag_clear(xb);
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mag_clear(yb);
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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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