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When wchar_t is a real type, users shouldn't see unsigned short machinery #2164

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merged 14 commits into from
Jun 16, 2022
Merged

When wchar_t is a real type, users shouldn't see unsigned short machinery #2164

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ccad7a6
When wchar_t is a real type, users shouldn't see unsigned short machi…
fsb4000 Aug 28, 2021
72cb217
restore stl/inc/xlocale
fsb4000 Aug 28, 2021
eb8a530
restore unsigned short counterparts for stl build.
fsb4000 Aug 28, 2021
66d8468
restore stl/inc/xlocale again :(
fsb4000 Aug 28, 2021
2abc5bd
delete ushistream, ushostream, ushfilebuf from iosfwd
fsb4000 Sep 4, 2021
f4b449e
`codecvt<unsigned short, char, mbstate_t>` needs to be visible only w…
fsb4000 Sep 4, 2021
6e54ab2
define _ENFORCE_FACET_SPECIALIZATIONS to 0
fsb4000 Sep 4, 2021
194bc76
Merge branch 'main' into fix216
fsb4000 Sep 26, 2021
89fb732
Merge branch 'microsoft:main' into fix216
fsb4000 Nov 21, 2021
e45aae1
Merge branch 'microsoft:main' into fix216
fsb4000 Jan 26, 2022
5a87544
Merge branch 'main' into fix216 and fix conflicts
fsb4000 May 7, 2022
66473ac
Merge branch 'main' into fix216
fsb4000 Jun 9, 2022
4af010a
collaps `#if defined(_NATIVE_WCHAR_T_DEFINED) && defined(_CRTBLD)` to…
fsb4000 Jun 9, 2022
3077469
remove `unsigned short` from `asserts`
fsb4000 Jun 9, 2022
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44 changes: 22 additions & 22 deletions stl/inc/fstream
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Original file line number Diff line number Diff line change
Expand Up @@ -63,9 +63,9 @@ _INLINE_VAR constexpr bool _Is_any_path = _Is_any_of_v<_Ty
_CRTIMP2_PURE FILE* __CLRCALL_PURE_OR_CDECL _Fiopen(const char*, ios_base::openmode, int);
_CRTIMP2_PURE FILE* __CLRCALL_PURE_OR_CDECL _Fiopen(const wchar_t*, ios_base::openmode, int);

#ifdef _NATIVE_WCHAR_T_DEFINED
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I've never given it any thought before, but seriously who put defined in the name of a macro so we have to query if MEOW_DEFINED is defined??!? This is even worse that putting not in the name of a boolean condition. (No change requested.)

#ifdef _CRTBLD
_CRTIMP2_PURE FILE* __CLRCALL_PURE_OR_CDECL _Fiopen(const unsigned short*, ios_base::openmode, int);
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

template <class _Elem>
bool _Fgetc(_Elem& _Ch, FILE* _File) { // get an element from a C stream
Expand Down Expand Up @@ -94,7 +94,7 @@ inline bool _Fgetc(wchar_t& _Wchar, FILE* _File) { // get a wchar_t element from
}
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
template <>
inline bool _Fgetc(unsigned short& _Wchar, FILE* _File) { // get an unsigned short element from a C stream
wint_t _Meta;
Expand All @@ -105,7 +105,7 @@ inline bool _Fgetc(unsigned short& _Wchar, FILE* _File) { // get an unsigned sho
return true;
}
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

template <class _Elem>
bool _Fputc(_Elem _Ch, FILE* _File) { // put an element to a C stream
Expand All @@ -122,12 +122,12 @@ inline bool _Fputc(wchar_t _Wchar, FILE* _File) { // put a wchar_t element to a
return _CSTD fputwc(_Wchar, _File) != WEOF;
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
template <>
inline bool _Fputc(unsigned short _Wchar, FILE* _File) { // put an unsigned short element to a C stream
return _CSTD fputwc(_Wchar, _File) != WEOF;
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

template <class _Elem>
bool _Ungetc(const _Elem&, FILE*) { // put back an arbitrary element to a C stream (always fail)
Expand All @@ -154,12 +154,12 @@ inline bool _Ungetc(const wchar_t& _Wchar, FILE* _File) { // put back a wchar_t
return _CSTD ungetwc(_Wchar, _File) != WEOF;
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
template <>
inline bool _Ungetc(const unsigned short& _Wchar, FILE* _File) { // put back an unsigned short element to a C stream
return _CSTD ungetwc(_Wchar, _File) != WEOF;
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

template <class _Elem, class _Traits>
class basic_filebuf : public basic_streambuf<_Elem, _Traits> { // stream buffer associated with a C stream
Expand Down Expand Up @@ -353,7 +353,7 @@ public:
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
basic_filebuf* open(
const unsigned short* _Filename, ios_base::openmode _Mode, int _Prot = ios_base::_Default_open_prot) {
// in standard as const std::filesystem::path::value_type *; _Prot is an extension
Expand All @@ -377,7 +377,7 @@ public:
return open(_Filename, static_cast<ios_base::openmode>(_Mode));
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

basic_filebuf* close() {
basic_filebuf* _Ans;
Expand Down Expand Up @@ -842,7 +842,7 @@ public:
const _Ty& _Path, ios_base::openmode _Mode = ios_base::in, int _Prot = ios_base::_Default_open_prot)
: basic_ifstream(_Path.c_str(), _Mode, _Prot) {} // _Prot is an extension

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
explicit basic_ifstream(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::in,
int _Prot = ios_base::_Default_open_prot)
: _Mybase(_STD addressof(_Filebuffer)) {
Expand All @@ -851,7 +851,7 @@ public:
_Myios::setstate(ios_base::failbit);
}
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

explicit basic_ifstream(FILE* _File) : _Mybase(_STD addressof(_Filebuffer)), _Filebuffer(_File) {} // extension

Expand Down Expand Up @@ -921,7 +921,7 @@ public:
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
void open(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::in,
int _Prot = ios_base::_Default_open_prot) {
// in standard as const std::filesystem::path::value_type *; _Prot is an extension
Expand All @@ -938,7 +938,7 @@ public:
open(_Filename, static_cast<ios_base::openmode>(_Mode));
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

__CLR_OR_THIS_CALL ~basic_ifstream() noexcept override {}

Expand Down Expand Up @@ -1025,7 +1025,7 @@ public:
const _Ty& _Path, ios_base::openmode _Mode = ios_base::out, int _Prot = ios_base::_Default_open_prot)
: basic_ofstream(_Path.c_str(), _Mode, _Prot) {} // _Prot is an extension

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
explicit basic_ofstream(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::out,
int _Prot = ios_base::_Default_open_prot)
: _Mybase(_STD addressof(_Filebuffer)) {
Expand All @@ -1034,7 +1034,7 @@ public:
_Myios::setstate(ios_base::failbit);
}
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

explicit basic_ofstream(FILE* _File) : _Mybase(_STD addressof(_Filebuffer)), _Filebuffer(_File) {} // extension

Expand Down Expand Up @@ -1104,7 +1104,7 @@ public:
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
void open(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::out,
int _Prot = ios_base::_Default_open_prot) {
// in standard as const std::filesystem::path::value_type *; _Prot is an extension
Expand All @@ -1121,7 +1121,7 @@ public:
open(_Filename, static_cast<ios_base::openmode>(_Mode));
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

__CLR_OR_THIS_CALL ~basic_ofstream() noexcept override {}

Expand Down Expand Up @@ -1213,7 +1213,7 @@ public:
int _Prot = ios_base::_Default_open_prot)
: basic_fstream(_Path.c_str(), _Mode, _Prot) {} // _Prot is an extension

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
explicit basic_fstream(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::in | ios_base::out,
int _Prot = ios_base::_Default_open_prot)
: _Mybase(_STD addressof(_Filebuffer)) {
Expand All @@ -1222,7 +1222,7 @@ public:
_Myios::setstate(ios_base::failbit);
}
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

explicit basic_fstream(FILE* _File) : _Mybase(_STD addressof(_Filebuffer)), _Filebuffer(_File) {} // extension

Expand Down Expand Up @@ -1293,7 +1293,7 @@ public:
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS

#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
void open(const unsigned short* _Filename, ios_base::openmode _Mode = ios_base::in | ios_base::out,
int _Prot = ios_base::_Default_open_prot) {
// in standard as const std::filesystem::path::value_type *; _Prot is an extension
Expand All @@ -1310,7 +1310,7 @@ public:
open(_Filename, static_cast<ios_base::openmode>(_Mode));
}
#endif // _HAS_OLD_IOSTREAMS_MEMBERS
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

__CLR_OR_THIS_CALL ~basic_fstream() noexcept override {}

Expand Down
9 changes: 2 additions & 7 deletions stl/inc/iosfwd
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Original file line number Diff line number Diff line change
Expand Up @@ -160,10 +160,10 @@ template <>
struct char_traits<char32_t>;
template <>
struct char_traits<wchar_t>;
#ifdef _NATIVE_WCHAR_T_DEFINED
#ifdef _CRTBLD
template <>
struct char_traits<unsigned short>;
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // _CRTBLD

template <class _Ty>
class allocator;
Expand Down Expand Up @@ -278,11 +278,6 @@ using wospanstream = basic_ospanstream<wchar_t>;
using wspanstream = basic_spanstream<wchar_t>;
#endif // _HAS_CXX23

#if defined(_CRTBLD)
using ushistream = basic_istream<unsigned short, char_traits<unsigned short>>;
using ushostream = basic_ostream<unsigned short, char_traits<unsigned short>>;
using ushfilebuf = basic_filebuf<unsigned short, char_traits<unsigned short>>;
#endif // defined(_CRTBLD)
_STD_END

#pragma pop_macro("new")
Expand Down
3 changes: 1 addition & 2 deletions stl/inc/locale
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Original file line number Diff line number Diff line change
Expand Up @@ -26,8 +26,7 @@ _STD_BEGIN
template <class _Elem>
class collate : public locale::facet { // facet for ordering sequences of elements
public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

using char_type = _Elem;
using string_type = basic_string<_Elem, char_traits<_Elem>, allocator<_Elem>>;
Expand Down
24 changes: 12 additions & 12 deletions stl/inc/xlocale
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Original file line number Diff line number Diff line change
Expand Up @@ -200,10 +200,10 @@ public:
static void __CLRCALL_OR_CDECL _Makewloc(
const _Locinfo&, category, _Locimp*, const locale*); // make wchar_t facets

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
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static void __CLRCALL_OR_CDECL _Makeushloc(
const _Locinfo&, category, _Locimp*, const locale*); // make ushort facets
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

static void __CLRCALL_OR_CDECL _Makexloc(
const _Locinfo&, category, _Locimp*, const locale*); // make remaining facets
Expand Down Expand Up @@ -472,7 +472,7 @@ inline char __CRTDECL _Maklocbyte(wchar_t _Char, const _Locinfo::_Cvtvec& _Cvt)
return _Byte;
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
template <>
inline char __CRTDECL _Maklocbyte(unsigned short _Char, const _Locinfo::_Cvtvec& _Cvt) {
// convert unsigned short to char using _Cvtvec
Expand All @@ -481,7 +481,7 @@ inline char __CRTDECL _Maklocbyte(unsigned short _Char, const _Locinfo::_Cvtvec&
_Wcrtomb(&_Byte, static_cast<wchar_t>(_Char), &_Mbst1, &_Cvt);
return _Byte;
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

template <class _Elem>
_Elem __CRTDECL _Maklocchr(char _Byte, _Elem*, const _Locinfo::_Cvtvec&) {
Expand All @@ -498,7 +498,7 @@ inline wchar_t __CRTDECL _Maklocchr(char _Byte, wchar_t*, const _Locinfo::_Cvtve
return _Wc;
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
template <>
inline unsigned short __CRTDECL _Maklocchr(char _Byte, unsigned short*, const _Locinfo::_Cvtvec& _Cvt) {
// convert char to unsigned short using _Cvtvec
Expand All @@ -507,7 +507,7 @@ inline unsigned short __CRTDECL _Maklocchr(char _Byte, unsigned short*, const _L
_Mbrtowc(reinterpret_cast<wchar_t*>(&_Wc), &_Byte, 1, &_Mbst1, &_Cvt);
return _Wc;
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

template <class _Elem>
_Elem* __CRTDECL _Maklocstr(const char* _Ptr, _Elem*, const _Locinfo::_Cvtvec&) {
Expand Down Expand Up @@ -567,7 +567,7 @@ inline wchar_t* __CRTDECL _Maklocstr(const char* _Ptr, wchar_t*, const _Locinfo:
return _Ptrdest;
}

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
template <>
inline unsigned short* __CRTDECL _Maklocstr(const char* _Ptr, unsigned short*, const _Locinfo::_Cvtvec& _Cvt) {
// convert C string to unsigned short sequence using _Cvtvec
Expand Down Expand Up @@ -605,7 +605,7 @@ inline unsigned short* __CRTDECL _Maklocstr(const char* _Ptr, unsigned short*, c
*_Ptrnext = L'\0';
return reinterpret_cast<unsigned short*>(_Ptrdest);
}
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

class _CRTIMP2_PURE_IMPORT codecvt_base : public locale::facet { // base class for codecvt
public:
Expand Down Expand Up @@ -2117,7 +2117,7 @@ private:
_Locinfo::_Cvtvec _Cvt; // locale info passed to _Mbrtowc, _Wcrtomb
};

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
template <>
class _CRTIMP2_PURE_IMPORT codecvt<unsigned short, char, mbstate_t> : public codecvt_base {
// facet for converting between unsigned short and char sequences
Expand Down Expand Up @@ -2317,7 +2317,7 @@ protected:
private:
_Locinfo::_Cvtvec _Cvt; // locale info passed to _Mbrtowc, _Wcrtomb
};
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

template <class _Elem, class _Byte, class _Statype>
class codecvt_byname : public codecvt<_Elem, _Byte, _Statype> { // codecvt for named locale
Expand Down Expand Up @@ -3005,7 +3005,7 @@ private:
_Locinfo::_Cvtvec _Cvt; // conversion information
};

#ifdef _NATIVE_WCHAR_T_DEFINED
#if defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS
template <>
class _CRTIMP2_PURE_IMPORT ctype<unsigned short>
: public ctype_base { // facet for classifying unsigned short elements, converting cases
Expand Down Expand Up @@ -3211,7 +3211,7 @@ private:
_Locinfo::_Ctypevec _Ctype; // locale info passed to _Tolower, etc.
_Locinfo::_Cvtvec _Cvt; // conversion information
};
#endif // _NATIVE_WCHAR_T_DEFINED
#endif // defined(_NATIVE_WCHAR_T_DEFINED) && !_ENFORCE_FACET_SPECIALIZATIONS

template <class _Elem>
class ctype_byname : public ctype<_Elem> { // ctype for named locale
Expand Down
3 changes: 1 addition & 2 deletions stl/inc/xlocmes
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Original file line number Diff line number Diff line change
Expand Up @@ -27,8 +27,7 @@ struct messages_base : locale::facet { // base class for messages
template <class _Elem>
class messages : public messages_base { // facet for obtaining messages from a catalog
public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

using char_type = _Elem;
using string_type = basic_string<_Elem, char_traits<_Elem>, allocator<_Elem>>;
Expand Down
9 changes: 3 additions & 6 deletions stl/inc/xlocmon
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Original file line number Diff line number Diff line change
Expand Up @@ -244,8 +244,7 @@ private:
template <class _Elem, bool _Intl = false>
class moneypunct : public _Mpunct<_Elem> { // facet for defining monetary punctuation text
public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

_PGLOBAL _CRTIMP2_PURE_IMPORT static const bool intl; // true if international
__PURE_APPDOMAIN_GLOBAL _CRTIMP2_PURE_IMPORT static locale::id id; // unique facet id
Expand Down Expand Up @@ -307,8 +306,7 @@ private:
using _Mypunct1 = moneypunct<_Elem, true>;

public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

using char_type = _Elem;
using iter_type = _InIt;
Expand Down Expand Up @@ -612,8 +610,7 @@ private:
using _Mypunct1 = moneypunct<_Elem, true>;

public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

using char_type = _Elem;
using iter_type = _OutIt;
Expand Down
9 changes: 3 additions & 6 deletions stl/inc/xlocnum
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Original file line number Diff line number Diff line change
Expand Up @@ -98,8 +98,7 @@ private:
friend _Tidy_guard<numpunct>;

public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

using string_type = basic_string<_Elem, char_traits<_Elem>, allocator<_Elem>>;
using char_type = _Elem;
Expand Down Expand Up @@ -259,8 +258,7 @@ __PURE_APPDOMAIN_GLOBAL locale::id numpunct<_Elem>::id;
template <class _Elem, class _InIt = istreambuf_iterator<_Elem, char_traits<_Elem>>>
class num_get : public locale::facet { // facet for converting text to encoded numbers
public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

static size_t __CLRCALL_OR_CDECL _Getcat(const locale::facet** _Ppf = nullptr, const locale* _Ploc = nullptr) {
// return locale category mask and construct standard facet
Expand Down Expand Up @@ -1166,8 +1164,7 @@ int _Float_put_desired_precision(const streamsize _Precision, const ios_base::fm
template <class _Elem, class _OutIt = ostreambuf_iterator<_Elem, char_traits<_Elem>>>
class num_put : public locale::facet { // facet for converting encoded numbers to text
public:
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t, unsigned short>,
_FACET_SPECIALIZATION_MESSAGE);
static_assert(!_ENFORCE_FACET_SPECIALIZATIONS || _Is_any_of_v<_Elem, char, wchar_t>, _FACET_SPECIALIZATION_MESSAGE);

static size_t __CLRCALL_OR_CDECL _Getcat(const locale::facet** _Ppf = nullptr, const locale* _Ploc = nullptr) {
// return locale category mask and construct standard facet
Expand Down
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