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53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
/* Copyright (C) 1992-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <stdlib.h>
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#include <stdio.h>
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int
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main (void)
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{
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int i1, i2;
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int j1, j2;
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/* The C standard says that "If rand is called before any calls to
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srand have been made, the same sequence shall be generated as
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when srand is first called with a seed value of 1." */
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i1 = rand();
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i2 = rand();
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srand (1);
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j1 = rand();
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j2 = rand();
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if (i1 < 0 || i2 < 0 || j1 < 0 || j2 < 0) {
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puts ("Test FAILED!");
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}
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if (j1 == i1 && j2 == i2)
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{
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puts ("Test succeeded.");
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return 0;
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}
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else
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{
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if (j1 != i1)
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printf ("%d != %d\n", j1, i1);
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if (j2 != i2)
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printf ("%d != %d\n", j2, i2);
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puts ("Test FAILED!");
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return 1;
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}
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}
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