| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03 |
| // UNSUPPORTED: !libc++ && c++11 |
| // UNSUPPORTED: !libc++ && c++14 |
| |
| // The roundtrip test uses to_chars, which requires functions in the dylib |
| // that were introduced in Mac OS 10.15. |
| // |
| // XFAIL: with_system_cxx_lib=macosx10.14 |
| // XFAIL: with_system_cxx_lib=macosx10.13 |
| // XFAIL: with_system_cxx_lib=macosx10.12 |
| // XFAIL: with_system_cxx_lib=macosx10.11 |
| // XFAIL: with_system_cxx_lib=macosx10.10 |
| // XFAIL: with_system_cxx_lib=macosx10.9 |
| |
| // <charconv> |
| |
| // from_chars_result from_chars(const char* first, const char* last, |
| // Integral& value, int base = 10) |
| |
| #include <charconv> |
| #include "test_macros.h" |
| #include "charconv_test_helpers.h" |
| |
| template <typename T> |
| struct test_basics : roundtrip_test_base<T> |
| { |
| using roundtrip_test_base<T>::test; |
| |
| void operator()() |
| { |
| test(0); |
| test(42); |
| test(32768); |
| test(0, 10); |
| test(42, 10); |
| test(32768, 10); |
| test(0xf, 16); |
| test(0xdeadbeaf, 16); |
| test(0755, 8); |
| |
| for (int b = 2; b < 37; ++b) |
| { |
| using xl = std::numeric_limits<T>; |
| |
| test(1, b); |
| test(-1, b); |
| test(xl::lowest(), b); |
| test((xl::max)(), b); |
| test((xl::max)() / 2, b); |
| } |
| } |
| }; |
| |
| template <typename T> |
| struct test_signed : roundtrip_test_base<T> |
| { |
| using roundtrip_test_base<T>::test; |
| |
| void operator()() |
| { |
| test(-1); |
| test(-12); |
| test(-1, 10); |
| test(-12, 10); |
| test(-21734634, 10); |
| test(-2647, 2); |
| test(-0xcc1, 16); |
| |
| for (int b = 2; b < 37; ++b) |
| { |
| using xl = std::numeric_limits<T>; |
| |
| test(0, b); |
| test(xl::lowest(), b); |
| test((xl::max)(), b); |
| } |
| } |
| }; |
| |
| int main(int, char**) |
| { |
| run<test_basics>(integrals); |
| run<test_signed>(all_signed); |
| |
| return 0; |
| } |