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math/test-math-isinff.cc
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Test for bug 19439. Copyright (C) 2016-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C 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 C 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 C Library; if not, see <https://www.gnu.org/licenses/>. */ #define _GNU_SOURCE 1 #include <math.h> #include <stdio.h> #include <stdlib.h> static int do_test (void) { /* Verify that isinff, isinfl, isnanf, and isnanlf are defined in the header under C++11 and can be called. Without the header fix this test will not compile. */ if (isinff (1.0f) || !isinff (INFINITY) || isinfl (1.0L) || !isinfl (INFINITY) || isnanf (2.0f) || !isnanf (NAN) || isnanl (2.0L) || !isnanl (NAN) ) { printf ("FAIL: Failed to call is* functions.\n"); exit (1); } printf ("PASS: Able to call isinff, isinfl, isnanf, and isnanl.\n"); exit (0); } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"