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    dnes 02:00 | Nová verze

    Byla vydána nová verze 3.27.0 FreeRDP, tj. svobodné implementace protokolu RDP (Remote Desktop Protocol). Opraveno bylo 5 zranitelností.

    Ladislav Hagara | Komentářů: 0
    včera 23:11 | Komunita

    Řídící výbor GCC schválil záměr do GCC začlenit backend WebAssembly.

    Ladislav Hagara | Komentářů: 2
    14.6. 21:00 | Nová verze

    Po 9 týdnech vývoje od vydání Linuxu 7.0 oznámil Linus Torvalds vydání Linuxu 7.1. Přehled novinek a vylepšení na LWN.net: první a druhá polovina začleňovacího okna a časem také na Linux Kernel Newbies.

    Ladislav Hagara | Komentářů: 0
    14.6. 13:33 | Zajímavý software

    Cheat Engine (Wikipedie) je s verzí 7.7 k dispozici už také pro Linux. Jedná se o proprietární skener/debugger paměti používaný především k cheatování v počítačových hrách.

    Ladislav Hagara | Komentářů: 0
    13.6. 15:22 | IT novinky

    Vláda USA nařídila společnosti Anthropic pozastavit přístup k modelům Fable 5 a Mythos 5 pro všechny cizince, včetně zaměstnanců Anthropicu.

    Ladislav Hagara | Komentářů: 7
    13.6. 02:22 | Nová verze

    Společnost Murena představila (YouTube) novou verzi 4.0 mobilního operačního systému /e/OS (Wikipedie) založeného na Androidu a LineageOS bez aplikací a služeb od Googlu.

    Ladislav Hagara | Komentářů: 0
    12.6. 16:33 | Bezpečnostní upozornění

    V Arch User Repository (AUR) bylo kompromitováno přes 400 opomíjených balíčků (jejich seznam). Útočník do nich začlenil škodlivý npm balíček atomic-lockfile, který krade citlivá data uživatelů. Publikována byla předběžná analýza spouštěného malwaru deps.

    Ladislav Hagara | Komentářů: 14
    12.6. 11:33 | Nová verze

    Homebrew, správce balíčků nejen pro macOS, byl vydán ve verzi 6.0.0 (seznam změn). Hlavními novinkami jsou bezpečnostní mechanismus tap trust kvůli důvěryhodnosti závislostí, vylepšení sandboxingu na Linuxu, interní JSON API nebo zlepšení výkonu.

    |🇵🇸 | Komentářů: 0
    12.6. 03:33 | Bezpečnostní upozornění

    Byla nalezena a 9. června opravena kritická zranitelnost ve FreeBSD v Kernel TLS (KTLS). Pojmenována byla Bumsrakete (FreeBSD-SA-26:26.ktls, CVE-2026-45257). Lokální neprivilegovaný uživatel může přepisovat soubory, ke kterým má právo pouze pro čtení. Přepsáním setuid binárky a jejím spuštěním může získat roota. Na všech verzích od verze 13.0 vydané v dubnu 2021.

    Ladislav Hagara | Komentářů: 2
    11.6. 14:11 | Komunita

    Vývojáři open source operačního systému ReactOS (Wikipedie), jehož cílem je kompletní binární kompatibilita s aplikacemi a ovladači pro Windows, se na síti 𝕏 pochlubili, že ReactOS zvládne počítačovou hru Half-Life.

    Ladislav Hagara | Komentářů: 5
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    Příspěvek
    26.7.2020 22:38 LK
    Rozbalit Rozbalit vše Rozbite G++

    Nazdar, na PC mam rozbite g++ - tusite, kde moze byt problem? Najmensi reproducer:

    $ cat /tmp/a.cpp 
    #include <string>
    
    int main() {
      return 0;
    }

    Vystup:

    $ g++ /tmp/a.cpp 
    In file included from /usr/include/c++/9/bits/stl_iterator.h:66,
                     from /usr/include/c++/9/bits/stl_algobase.h:67,
                     from /usr/include/c++/9/bits/char_traits.h:39,
                     from /usr/include/c++/9/string:40,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/ptr_traits.h:144:14: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
      144 |       static _GLIBCXX20_CONSTEXPR pointer
          |              ^~~~~~~~~~~~~~~~~~~~
    In file included from /usr/include/c++/9/ext/new_allocator.h:33,
                     from /usr/include/x86_64-linux-gnu/c++/8/bits/c++allocator.h:33,
                     from /usr/include/c++/9/bits/allocator.h:46,
                     from /usr/include/c++/9/string:41,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/new:125:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      125 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc)
          | ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/new:127:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      127 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc)
          | ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/new:139:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      139 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
          | ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/new:141:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      141 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
          | ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/new:173:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      173 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
          | ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/new:175:1: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      175 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT
          | ^~~~~~~~~~~~~~~~~~
    In file included from /usr/include/x86_64-linux-gnu/c++/8/bits/c++allocator.h:33,
                     from /usr/include/c++/9/bits/allocator.h:46,
                     from /usr/include/c++/9/string:41,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/ext/new_allocator.h:79:7: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
       79 |       _GLIBCXX20_CONSTEXPR
          |       ^~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/ext/new_allocator.h:82:7: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
       82 |       _GLIBCXX20_CONSTEXPR
          |       ^~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/ext/new_allocator.h:86:2: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
       86 |  _GLIBCXX20_CONSTEXPR
          |  ^~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/ext/new_allocator.h:101:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      101 |       _GLIBCXX_NODISCARD pointer
          |       ^~~~~~~~~~~~~~~~~~
    In file included from /usr/include/c++/9/string:41,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/allocator.h:137:7: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
      137 |       _GLIBCXX20_CONSTEXPR
          |       ^~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/allocator.h:140:7: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
      140 |       _GLIBCXX20_CONSTEXPR
          |       ^~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/allocator.h:150:2: error: ‘_GLIBCXX20_CONSTEXPR’ does not name a type
      150 |  _GLIBCXX20_CONSTEXPR
          |  ^~~~~~~~~~~~~~~~~~~~
    In file included from /usr/include/c++/9/ext/alloc_traits.h:36,
                     from /usr/include/c++/9/bits/basic_string.h:40,
                     from /usr/include/c++/9/string:55,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/alloc_traits.h:304:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      304 |       _GLIBCXX_NODISCARD static pointer
          |       ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/alloc_traits.h:319:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      319 |       _GLIBCXX_NODISCARD static pointer
          |       ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/alloc_traits.h:442:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      442 |       _GLIBCXX_NODISCARD static pointer
          |       ^~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/alloc_traits.h:456:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
      456 |       _GLIBCXX_NODISCARD static pointer
          |       ^~~~~~~~~~~~~~~~~~
    In file included from /usr/include/c++/9/string:55,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/basic_string.h:1030:7: error: ‘_GLIBCXX_NODISCARD’ does not name a type
     1030 |       _GLIBCXX_NODISCARD bool
          |       ^~~~~~~~~~~~~~~~~~
    In file included from /usr/include/c++/9/bits/basic_string.h:40,
                     from /usr/include/c++/9/string:55,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<char>, char>’:
    /usr/include/c++/9/bits/basic_string.h:80:24:   required from ‘class std::__cxx11::basic_string<char>’
    /usr/include/c++/9/bits/basic_string.h:6504:68:   required from here
    /usr/include/c++/9/ext/alloc_traits.h:66:23: error: no members matching ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::_Base_type {aka std::allocator_traits<std::allocator<char> >}::allocate’ in ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<char> >’}
       66 |     using _Base_type::allocate;
          |                       ^~~~~~~~
    /usr/include/c++/9/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>’:
    /usr/include/c++/9/bits/basic_string.h:80:24:   required from ‘class std::__cxx11::basic_string<wchar_t>’
    /usr/include/c++/9/bits/basic_string.h:6610:68:   required from here
    /usr/include/c++/9/ext/alloc_traits.h:66:23: error: no members matching ‘__gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>::_Base_type {aka std::allocator_traits<std::allocator<wchar_t> >}::allocate’ in ‘__gnu_cxx::__alloc_traits<std::allocator<wchar_t>, wchar_t>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<wchar_t> >’}
    /usr/include/c++/9/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<char16_t>, char16_t>’:
    /usr/include/c++/9/bits/basic_string.h:80:24:   required from ‘class std::__cxx11::basic_string<char16_t>’
    /usr/include/c++/9/bits/basic_string.h:6784:41:   required from here
    /usr/include/c++/9/ext/alloc_traits.h:66:23: error: no members matching ‘__gnu_cxx::__alloc_traits<std::allocator<char16_t>, char16_t>::_Base_type {aka std::allocator_traits<std::allocator<char16_t> >}::allocate’ in ‘__gnu_cxx::__alloc_traits<std::allocator<char16_t>, char16_t>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<char16_t> >’}
    /usr/include/c++/9/ext/alloc_traits.h: In instantiation of ‘struct __gnu_cxx::__alloc_traits<std::allocator<char32_t>, char32_t>’:
    /usr/include/c++/9/bits/basic_string.h:80:24:   required from ‘class std::__cxx11::basic_string<char32_t>’
    /usr/include/c++/9/bits/basic_string.h:6799:41:   required from here
    /usr/include/c++/9/ext/alloc_traits.h:66:23: error: no members matching ‘__gnu_cxx::__alloc_traits<std::allocator<char32_t>, char32_t>::_Base_type {aka std::allocator_traits<std::allocator<char32_t> >}::allocate’ in ‘__gnu_cxx::__alloc_traits<std::allocator<char32_t>, char32_t>::_Base_type’ {aka ‘struct std::allocator_traits<std::allocator<char32_t> >’}
    In file included from /usr/include/c++/9/string:55,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = char*]’:
    /usr/include/c++/9/bits/basic_string.h:553:73:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
    /usr/include/c++/9/bits/basic_string.h:6548:20:   required from here
    /usr/include/c++/9/bits/basic_string.h:193:49: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<char*>’
      193 |  return std::pointer_traits<pointer>::pointer_to(*_M_local_buf);
          |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() [with _CharT = wchar_t; _Traits = std::char_traits<wchar_t>; _Alloc = std::allocator<wchar_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = wchar_t*]’:
    /usr/include/c++/9/bits/basic_string.h:553:73:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = wchar_t; _Traits = std::char_traits<wchar_t>; _Alloc = std::allocator<wchar_t>]’
    /usr/include/c++/9/bits/basic_string.h:6651:22:   required from here
    /usr/include/c++/9/bits/basic_string.h:193:49: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<wchar_t*>’
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = char16_t*]’:
    /usr/include/c++/9/bits/basic_string.h:512:41:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’
    /usr/include/c++/9/bits/basic_string.h:6839:49:   required from here
    /usr/include/c++/9/bits/basic_string.h:193:49: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<char16_t*>’
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = char32_t*]’:
    /usr/include/c++/9/bits/basic_string.h:512:41:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’
    /usr/include/c++/9/bits/basic_string.h:6844:49:   required from here
    /usr/include/c++/9/bits/basic_string.h:193:49: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<char32_t*>’
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer = const char*]’:
    /usr/include/c++/9/bits/basic_string.h:222:26:   required from ‘bool std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_is_local() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
    /usr/include/c++/9/bits/basic_string.h:555:12:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>]’
    /usr/include/c++/9/bits/basic_string.h:6548:20:   required from here
    /usr/include/c++/9/bits/basic_string.h:203:55: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<const char*>’
      203 |  return std::pointer_traits<const_pointer>::pointer_to(*_M_local_buf);
          |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() const [with _CharT = wchar_t; _Traits = std::char_traits<wchar_t>; _Alloc = std::allocator<wchar_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer = const wchar_t*]’:
    /usr/include/c++/9/bits/basic_string.h:222:26:   required from ‘bool std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_is_local() const [with _CharT = wchar_t; _Traits = std::char_traits<wchar_t>; _Alloc = std::allocator<wchar_t>]’
    /usr/include/c++/9/bits/basic_string.h:555:12:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = wchar_t; _Traits = std::char_traits<wchar_t>; _Alloc = std::allocator<wchar_t>]’
    /usr/include/c++/9/bits/basic_string.h:6651:22:   required from here
    /usr/include/c++/9/bits/basic_string.h:203:55: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<const wchar_t*>’
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() const [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer = const char16_t*]’:
    /usr/include/c++/9/bits/basic_string.h:222:26:   required from ‘bool std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_is_local() const [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>]’
    /usr/include/c++/9/bits/basic_string.h:555:12:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>]’
    /usr/include/c++/9/bits/basic_string.h:6839:49:   required from here
    /usr/include/c++/9/bits/basic_string.h:203:55: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<const char16_t*>’
    /usr/include/c++/9/bits/basic_string.h: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_local_data() const [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::const_pointer = const char32_t*]’:
    /usr/include/c++/9/bits/basic_string.h:222:26:   required from ‘bool std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_is_local() const [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>]’
    /usr/include/c++/9/bits/basic_string.h:555:12:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&) [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>]’
    /usr/include/c++/9/bits/basic_string.h:6844:49:   required from here
    /usr/include/c++/9/bits/basic_string.h:203:55: error: ‘pointer_to’ is not a member of ‘std::pointer_traits<const char32_t*>’
    In file included from /usr/include/c++/9/string:56,
                     from /tmp/a.cpp:1:
    /usr/include/c++/9/bits/basic_string.tcc: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_create(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type) [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = char16_t*; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’:
    /usr/include/c++/9/bits/basic_string.tcc:219:14:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct(_InIterator, _InIterator, std::forward_iterator_tag) [with _FwdIterator = const char16_t*; _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>]’
    /usr/include/c++/9/bits/basic_string.h:247:11:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct_aux(_InIterator, _InIterator, std::__false_type) [with _InIterator = const char16_t*; _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>]’
    /usr/include/c++/9/bits/basic_string.h:266:4:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct(_InIterator, _InIterator) [with _InIterator = const char16_t*; _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>]’
    /usr/include/c++/9/bits/basic_string.h:513:9:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char16_t; _Traits = std::char_traits<char16_t>; _Alloc = std::allocator<char16_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’
    /usr/include/c++/9/bits/basic_string.h:6839:49:   required from here
    /usr/include/c++/9/bits/basic_string.tcc:153:37: error: ‘allocate’ is not a member of ‘std::__cxx11::basic_string<char16_t>::_Alloc_traits’ {aka ‘__gnu_cxx::__alloc_traits<std::allocator<char16_t>, char16_t>’}
      153 |       return _Alloc_traits::allocate(_M_get_allocator(), __capacity + 1);
          |              ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    /usr/include/c++/9/bits/basic_string.tcc: In instantiation of ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_create(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type) [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::pointer = char32_t*; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’:
    /usr/include/c++/9/bits/basic_string.tcc:219:14:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct(_InIterator, _InIterator, std::forward_iterator_tag) [with _FwdIterator = const char32_t*; _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>]’
    /usr/include/c++/9/bits/basic_string.h:247:11:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct_aux(_InIterator, _InIterator, std::__false_type) [with _InIterator = const char32_t*; _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>]’
    /usr/include/c++/9/bits/basic_string.h:266:4:   required from ‘void std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::_M_construct(_InIterator, _InIterator) [with _InIterator = const char32_t*; _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>]’
    /usr/include/c++/9/bits/basic_string.h:513:9:   required from ‘std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::basic_string(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type, const _Alloc&) [with _CharT = char32_t; _Traits = std::char_traits<char32_t>; _Alloc = std::allocator<char32_t>; std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type = long unsigned int]’
    /usr/include/c++/9/bits/basic_string.h:6844:49:   required from here
    /usr/include/c++/9/bits/basic_string.tcc:153:37: error: ‘allocate’ is not a member of ‘std::__cxx11::basic_string<char32_t>::_Alloc_traits’ {aka ‘__gnu_cxx::__alloc_traits<std::allocator<char32_t>, char32_t>’}
    
    

    Detaily: Ubuntu 20.04.1 LTS (focal) "g++ --version" vracia "g++ (Ubuntu 9.3.0-10ubuntu2) 9.3.0" (+GNU reci)

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