diff options
Diffstat (limited to 'libstdc++-v3/include')
| -rw-r--r-- | libstdc++-v3/include/bits/basic_string.h | 5 | ||||
| -rw-r--r-- | libstdc++-v3/include/bits/basic_string.tcc | 25 | ||||
| -rw-r--r-- | libstdc++-v3/include/bits/char_traits.h | 4 | ||||
| -rw-r--r-- | libstdc++-v3/include/std/utility | 4 |
4 files changed, 28 insertions, 10 deletions
diff --git a/libstdc++-v3/include/bits/basic_string.h b/libstdc++-v3/include/bits/basic_string.h index 7df39685ad3..674fe0963eb 100644 --- a/libstdc++-v3/include/bits/basic_string.h +++ b/libstdc++-v3/include/bits/basic_string.h @@ -5130,7 +5130,10 @@ _GLIBCXX_END_NAMESPACE_CXX11 */ _CharT* data() noexcept - { return _M_data(); } + { + _M_leak(); + return _M_data(); + } #endif /** diff --git a/libstdc++-v3/include/bits/basic_string.tcc b/libstdc++-v3/include/bits/basic_string.tcc index 41b7fa196b0..d185a54aaf0 100644 --- a/libstdc++-v3/include/bits/basic_string.tcc +++ b/libstdc++-v3/include/bits/basic_string.tcc @@ -1597,8 +1597,21 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Inhibit implicit instantiations for required instantiations, // which are defined via explicit instantiations elsewhere. -#if _GLIBCXX_EXTERN_TEMPLATE > 0 && __cplusplus <= 201402L +#if _GLIBCXX_EXTERN_TEMPLATE > 0 + // The explicit instantiations definitions in src/c++11/string-inst.cc + // are compiled as C++14, so the new C++17 members aren't instantiated. + // Until those definitions are compiled as C++17 suppress the declaration, + // so C++17 code will implicitly instantiate std::string and std::wstring + // as needed. +# if __cplusplus <= 201402L extern template class basic_string<char>; +# elif ! _GLIBCXX_USE_CXX11_ABI + // Still need to prevent implicit instantiation of the COW empty rep, + // to ensure the definition in libstdc++.so is unique (PR 86138). + extern template basic_string<char>::size_type + basic_string<char>::_Rep::_S_empty_rep_storage[]; +# endif + extern template basic_istream<char>& operator>>(basic_istream<char>&, string&); @@ -1613,7 +1626,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION getline(basic_istream<char>&, string&); #ifdef _GLIBCXX_USE_WCHAR_T +# if __cplusplus <= 201402L extern template class basic_string<wchar_t>; +# elif ! _GLIBCXX_USE_CXX11_ABI + extern template basic_string<wchar_t>::size_type + basic_string<wchar_t>::_Rep::_S_empty_rep_storage[]; +# endif + extern template basic_istream<wchar_t>& operator>>(basic_istream<wchar_t>&, wstring&); @@ -1626,8 +1645,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION extern template basic_istream<wchar_t>& getline(basic_istream<wchar_t>&, wstring&); -#endif -#endif +#endif // _GLIBCXX_USE_WCHAR_T +#endif // _GLIBCXX_EXTERN_TEMPLATE > 0 _GLIBCXX_END_NAMESPACE_VERSION } // namespace std diff --git a/libstdc++-v3/include/bits/char_traits.h b/libstdc++-v3/include/bits/char_traits.h index 3ecc30e46cb..791608ad3db 100644 --- a/libstdc++-v3/include/bits/char_traits.h +++ b/libstdc++-v3/include/bits/char_traits.h @@ -143,8 +143,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { return !eq_int_type(__c, eof()) ? __c : to_int_type(char_type()); } }; -#define __cpp_lib_constexpr_char_traits 201611 - template<typename _CharT> _GLIBCXX14_CONSTEXPR int char_traits<_CharT>:: @@ -217,6 +215,8 @@ namespace std _GLIBCXX_VISIBILITY(default) _GLIBCXX_BEGIN_NAMESPACE_VERSION #if __cplusplus > 201402 +#define __cpp_lib_constexpr_char_traits 201611 + /** * @brief Determine whether the characters of a NULL-terminated * string are known at compile time. diff --git a/libstdc++-v3/include/std/utility b/libstdc++-v3/include/std/utility index 978acb747e9..847e5184c5b 100644 --- a/libstdc++-v3/include/std/utility +++ b/libstdc++-v3/include/std/utility @@ -75,10 +75,6 @@ #include <bits/move.h> #include <initializer_list> -#if __cplusplus > 201402L -#include <exception> -#endif - namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION |