projects / thirdparty / gcc.git / blame
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| aa118a03 | 1 | // Copyright (C) 2009-2014 Free Software Foundation, Inc. |
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2 | // |
| 3 | // This file is part of the GNU ISO C++ Library. This library is free | |
| 4 | // software; you can redistribute it and/or modify it under the | |
| 5 | // terms of the GNU General Public License as published by the | |
| 6 | // Free Software Foundation; either version 3, or (at your option) | |
| 7 | // any later version. | |
| 8 | ||
| 9 | // This library is distributed in the hope that it will be useful, | |
| 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | // GNU General Public License for more details. | |
| 13 | ||
| 14 | // You should have received a copy of the GNU General Public License along | |
| 15 | // with this library; see the file COPYING3. If not see | |
| 16 | // <http://www.gnu.org/licenses/>. | |
| 17 | ||
| 02ebbe2f | 18 | // { dg-require-effective-target dfp } |
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19 | |
| 20 | // ISO/IEC TR 24733 3.2.2.4 Conversion to integral type (decimal32). | |
| 21 | // ISO/IEC TR 24733 3.2.3.4 Conversion to integral type (decimal64). | |
| 22 | // ISO/IEC TR 24733 3.2.4.4 Conversion to integral type (decimal128). | |
| 23 | ||
| 24 | #include <decimal/decimal> | |
| 25 | #include <climits> | |
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26 | #include <testsuite_hooks.h> |
| 27 | ||
| 28 | // Use extension to replace implicit long long conversion with function call. | |
| 29 | #define LONGLONG(X) decimal_to_long_long(X) | |
| 30 | ||
| 31 | using namespace std::decimal; | |
| 32 | ||
| 33 | void | |
| 34 | conversion_to_integral_32 (void) | |
| 35 | { | |
| 36 | #undef MAXVAL | |
| 37 | #define MAXVAL 999999LL | |
| ef859c9d | 38 | bool test __attribute__((unused)) = true; |
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39 | decimal32 a, b (1), c (-1), d (MAXVAL), e (-MAXVAL); |
| 40 | long long ll; | |
| 41 | ||
| 42 | ll = LONGLONG (a); VERIFY (ll == 0LL); | |
| 43 | ll = LONGLONG (b); VERIFY (ll == 1LL); | |
| 44 | ll = LONGLONG (c); VERIFY (ll == -1LL); | |
| 45 | ll = LONGLONG (d); VERIFY (ll == MAXVAL); | |
| 46 | ll = LONGLONG (e); VERIFY (ll == -MAXVAL); | |
| 47 | } | |
| 48 | ||
| 49 | void | |
| 50 | conversion_to_integral_64 (void) | |
| 51 | { | |
| 52 | #undef MAXVAL | |
| 53 | #define MAXVAL 999999999999999LL | |
| ef859c9d | 54 | bool test __attribute__((unused)) = true; |
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55 | decimal64 a, b (1), c (-1), d (MAXVAL), e (-MAXVAL); |
| 56 | long long ll; | |
| 57 | ||
| 58 | ll = LONGLONG (a); VERIFY (ll == 0LL); | |
| 59 | ll = LONGLONG (b); VERIFY (ll == 1LL); | |
| 60 | ll = LONGLONG (c); VERIFY (ll == -1LL); | |
| 61 | ll = LONGLONG (d); VERIFY (ll == MAXVAL); | |
| 62 | ll = LONGLONG (e); VERIFY (ll == -MAXVAL); | |
| 63 | } | |
| 64 | ||
| 65 | void | |
| 66 | conversion_to_integral_128 (void) | |
| 67 | { | |
| 68 | #undef MAXVAL | |
| 69 | #define MAXVAL LONG_LONG_MAX | |
| ef859c9d | 70 | bool test __attribute__((unused)) = true; |
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71 | decimal128 a, b (1), c (-1), d (MAXVAL), e (-MAXVAL); |
| 72 | long long ll; | |
| 73 | ||
| 74 | ll = LONGLONG (a); VERIFY (ll == 0LL); | |
| 75 | ll = LONGLONG (b); VERIFY (ll == 1LL); | |
| 76 | ll = LONGLONG (c); VERIFY (ll == -1LL); | |
| 77 | ll = LONGLONG (d); VERIFY (ll == MAXVAL); | |
| 78 | ll = LONGLONG (e); VERIFY (ll == -MAXVAL); | |
| 79 | } | |
| 80 | ||
| 81 | int | |
| 82 | main () | |
| 83 | { | |
| 84 | conversion_to_integral_32 (); | |
| 85 | conversion_to_integral_64 (); | |
| 86 | conversion_to_integral_128 (); | |
| 87 | } |