//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // XFAIL: with_system_cxx_lib=x86_64-apple-darwin11 // XFAIL: with_system_cxx_lib=x86_64-apple-darwin12 // <string> // float stof(const string& str, size_t *idx = 0); // float stof(const wstring& str, size_t *idx = 0); #include <string> #include <cmath> #include <cassert> int main() { assert(std::stof("0") == 0); assert(std::stof(L"0") == 0); assert(std::stof("-0") == 0); assert(std::stof(L"-0") == 0); assert(std::stof("-10") == -10); assert(std::stof(L"-10.5") == -10.5); assert(std::stof(" 10") == 10); assert(std::stof(L" 10") == 10); size_t idx = 0; assert(std::stof("10g", &idx) == 10); assert(idx == 2); idx = 0; assert(std::stof(L"10g", &idx) == 10); assert(idx == 2); idx = 0; try { assert(std::stof("1.e60", &idx) == INFINITY); assert(false); } catch (const std::out_of_range&) { assert(idx == 0); } try { assert(std::stof(L"1.e60", &idx) == INFINITY); assert(false); } catch (const std::out_of_range&) { assert(idx == 0); } idx = 0; try { assert(std::stof("1.e360", &idx) == INFINITY); assert(false); } catch (const std::out_of_range&) { assert(idx == 0); } try { assert(std::stof(L"1.e360", &idx) == INFINITY); assert(false); } catch (const std::out_of_range&) { assert(idx == 0); } try { assert(std::stof("INF", &idx) == INFINITY); assert(idx == 3); } catch (const std::out_of_range&) { assert(false); } idx = 0; try { assert(std::stof(L"INF", &idx) == INFINITY); assert(idx == 3); } catch (const std::out_of_range&) { assert(false); } idx = 0; try { assert(std::isnan(std::stof("NAN", &idx))); assert(idx == 3); } catch (const std::out_of_range&) { assert(false); } idx = 0; try { assert(std::isnan(std::stof(L"NAN", &idx))); assert(idx == 3); } catch (const std::out_of_range&) { assert(false); } idx = 0; try { std::stof("", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } try { std::stof(L"", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } try { std::stof(" - 8", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } try { std::stof(L" - 8", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } try { std::stof("a1", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } try { std::stof(L"a1", &idx); assert(false); } catch (const std::invalid_argument&) { assert(idx == 0); } }