| 1 | /* Test for the C++ implementation of iscanonical. |
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| 2 | Copyright (C) 2017-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #define _GNU_SOURCE 1 |
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| 20 | #include <math.h> |
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| 21 | #include <stdio.h> |
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| 22 | |
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| 23 | static int errors; |
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| 24 | |
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| 25 | template <class T> |
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| 26 | static void |
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| 27 | check_type () |
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| 28 | { |
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| 29 | T val = 0; |
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| 30 | |
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| 31 | /* Check if iscanonical is available in C++ mode (bug 22235). */ |
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| 32 | if (iscanonical (val) == 0) |
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| 33 | errors++; |
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| 34 | } |
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| 35 | |
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| 36 | static int |
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| 37 | do_test (void) |
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| 38 | { |
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| 39 | check_type<float> (); |
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| 40 | check_type<double> (); |
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| 41 | check_type<long double> (); |
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| 42 | #if __HAVE_DISTINCT_FLOAT128 |
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| 43 | check_type<_Float128> (); |
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| 44 | #endif |
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| 45 | return errors != 0; |
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| 46 | } |
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| 47 | |
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| 48 | #include <support/test-driver.c> |
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| 49 | |
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