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| 1 // { dg-options "-std=gnu++0x" } | |
| 2 // 2008-06-15 Paolo Carlini <paolo.carlini@oracle.com> | |
| 3 | |
| 4 // Copyright (C) 2008, 2009 Free Software Foundation, Inc. | |
| 5 // | |
| 6 // This file is part of the GNU ISO C++ Library. This library is free | |
| 7 // software; you can redistribute it and/or modify it under the | |
| 8 // terms of the GNU General Public License as published by the | |
| 9 // Free Software Foundation; either version 3, or (at your option) | |
| 10 // any later version. | |
| 11 | |
| 12 // This library is distributed in the hope that it will be useful, | |
| 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 // GNU General Public License for more details. | |
| 16 | |
| 17 // You should have received a copy of the GNU General Public License along | |
| 18 // with this library; see the file COPYING3. If not see | |
| 19 // <http://www.gnu.org/licenses/>. | |
| 20 | |
| 21 // 21.4 Numeric Conversions [string.conversions] | |
| 22 | |
| 23 #include <string> | |
| 24 #include <limits> | |
| 25 #include <stdexcept> | |
| 26 #include <testsuite_hooks.h> | |
| 27 | |
| 28 void | |
| 29 test01() | |
| 30 { | |
| 31 #ifdef _GLIBCXX_USE_C99 | |
| 32 | |
| 33 bool test __attribute__((unused)) = false; | |
| 34 using namespace std; | |
| 35 | |
| 36 try | |
| 37 { | |
| 38 wstring one; | |
| 39 stof(one); | |
| 40 } | |
| 41 catch(std::invalid_argument) | |
| 42 { | |
| 43 test = true; | |
| 44 } | |
| 45 catch(...) | |
| 46 { | |
| 47 } | |
| 48 VERIFY( test ); | |
| 49 | |
| 50 test = false; | |
| 51 try | |
| 52 { | |
| 53 wstring one(L"a"); | |
| 54 stof(one); | |
| 55 } | |
| 56 catch(std::invalid_argument) | |
| 57 { | |
| 58 test = true; | |
| 59 } | |
| 60 catch(...) | |
| 61 { | |
| 62 } | |
| 63 VERIFY( test ); | |
| 64 | |
| 65 float f1 = 0.0f; | |
| 66 size_t idx1 = 0; | |
| 67 try | |
| 68 { | |
| 69 wstring one(L"2.0a"); | |
| 70 f1 = stof(one, &idx1); | |
| 71 } | |
| 72 catch(...) | |
| 73 { | |
| 74 test = false; | |
| 75 } | |
| 76 VERIFY( test ); | |
| 77 VERIFY( f1 == 2.0f ); | |
| 78 VERIFY( idx1 == 3 ); | |
| 79 | |
| 80 test = false; | |
| 81 try | |
| 82 { | |
| 83 wstring one(L"1e"); | |
| 84 one.append(2 * numeric_limits<float>::max_exponent10, L'9'); | |
| 85 f1 = stof(one); | |
| 86 } | |
| 87 catch(std::out_of_range) | |
| 88 { | |
| 89 test = true; | |
| 90 } | |
| 91 catch(...) | |
| 92 { | |
| 93 } | |
| 94 VERIFY( test ); | |
| 95 VERIFY( f1 == 2.0f ); | |
| 96 | |
| 97 try | |
| 98 { | |
| 99 long double ld0 = numeric_limits<float>::max() / 100.0; | |
| 100 wstring one(to_wstring(ld0)); | |
| 101 stof(one); | |
| 102 } | |
| 103 catch(...) | |
| 104 { | |
| 105 test = false; | |
| 106 } | |
| 107 VERIFY( test ); | |
| 108 | |
| 109 if ((numeric_limits<long double>::max() / 10000.0L) | |
| 110 > numeric_limits<float>::max()) | |
| 111 { | |
| 112 test = false; | |
| 113 f1 = -1.0f; | |
| 114 try | |
| 115 { | |
| 116 long double ld1 = numeric_limits<float>::max(); | |
| 117 ld1 *= 100.0; | |
| 118 wstring one(to_wstring(ld1)); | |
| 119 f1 = stof(one); | |
| 120 } | |
| 121 catch(std::out_of_range) | |
| 122 { | |
| 123 test = true; | |
| 124 } | |
| 125 catch(...) | |
| 126 { | |
| 127 } | |
| 128 VERIFY( test ); | |
| 129 VERIFY( f1 == -1.0f ); | |
| 130 } | |
| 131 | |
| 132 #endif | |
| 133 } | |
| 134 | |
| 135 int main() | |
| 136 { | |
| 137 test01(); | |
| 138 return 0; | |
| 139 } | |
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Chromium Code Reviews
Issue 3050029:
[gcc] GCC 4.5.0=>4.5.1 (Closed)
Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git