smeenai created this revision.
LLVM dropped support for Visual Studio versions older than 2015 quite
some time ago, so I consider it safe to drop libc++'s support for older
CRTs. The CRT in Visual Studio 2015 provides a lot of previously missing
functions, so targeting it requires less special casing.
https://reviews.llvm.org/D31798
Files:
include/cmath
include/cstdio
include/math.h
include/support/win32/locale_win32.h
include/support/win32/support.h
src/locale.cpp
src/support/win32/locale_win32.cpp
Index: src/support/win32/locale_win32.cpp
===================================================================
--- src/support/win32/locale_win32.cpp
+++ src/support/win32/locale_win32.cpp
@@ -13,8 +13,6 @@
#include <memory>
#include <type_traits>
-#include <crtversion.h>
-
typedef _VSTD::remove_pointer<locale_t>::type __locale_struct;
typedef _VSTD::unique_ptr<__locale_struct, decltype(&uselocale)> __locale_raii;
@@ -31,9 +29,8 @@
// uselocale sets the thread's locale by definition, so unconditionally use thread-local locale
_configthreadlocale( _ENABLE_PER_THREAD_LOCALE );
// uselocale sets all categories
-#if _VC_CRT_MAJOR_VERSION < 14
- setlocale( LC_ALL, newloc->locinfo->lc_category[LC_ALL].locale );
-#endif
+ // disable setting locale on Windows temporarily because the structure is opaque (PR31516)
+ //setlocale( LC_ALL, newloc->locinfo->lc_category[LC_ALL].locale );
// uselocale returns the old locale_t
return old_locale;
}
Index: src/locale.cpp
===================================================================
--- src/locale.cpp
+++ src/locale.cpp
@@ -1109,13 +1109,7 @@
#elif __sun__
return __ctype_mask;
#elif defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
-#if _VC_CRT_MAJOR_VERSION < 14
- // This is assumed to be safe, which is a nonsense assumption because we're
- // going to end up dereferencing it later...
- return _ctype+1; // internal ctype mask table defined in msvcrt.dll
-#else
return __pctype_func();
-#endif
#elif defined(__EMSCRIPTEN__)
return *__ctype_b_loc();
#elif defined(_NEWLIB_VERSION)
Index: include/support/win32/support.h
===================================================================
--- include/support/win32/support.h
+++ include/support/win32/support.h
@@ -21,9 +21,6 @@
#if defined(_LIBCPP_COMPILER_MSVC)
#include <intrin.h>
#endif
-#if defined(_LIBCPP_MSVCRT)
-#include <crtversion.h>
-#endif
#define swprintf _snwprintf
#define vswprintf _vsnwprintf
@@ -44,11 +41,6 @@
}
#endif // __MINGW32__
-#if defined(_VC_CRT_MAJOR_VERSION) && _VC_CRT_MAJOR_VERSION < 14
-#define snprintf _snprintf
-#define _Exit _exit
-#endif
-
#if defined(_LIBCPP_COMPILER_MSVC)
// Bit builtin's make these assumptions when calling _BitScanForward/Reverse
Index: include/support/win32/locale_win32.h
===================================================================
--- include/support/win32/locale_win32.h
+++ include/support/win32/locale_win32.h
@@ -11,13 +11,6 @@
#ifndef _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H
#define _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H
-#include <crtversion.h>
-
-#if _VC_CRT_MAJOR_VERSION < 14
-// ctype mask table defined in msvcrt.dll
-extern "C" unsigned short __declspec(dllimport) _ctype[];
-#endif
-
#include "support/win32/support.h"
#include "support/win32/locale_mgmt_win32.h"
#include <stdio.h>
Index: include/math.h
===================================================================
--- include/math.h
+++ include/math.h
@@ -293,9 +293,6 @@
*/
#include <__config>
-#if defined(_LIBCPP_MSVCRT)
-#include <crtversion.h>
-#endif
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@@ -333,7 +330,7 @@
return __libcpp_signbit((typename std::__promote<_A1>::type)__lcpp_x);
}
-#elif defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) >= 14)
+#elif defined(_LIBCPP_MSVCRT)
template <typename _A1>
inline _LIBCPP_INLINE_VISIBILITY
@@ -367,7 +364,7 @@
return __libcpp_fpclassify((typename std::__promote<_A1>::type)__lcpp_x);
}
-#elif defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) >= 14)
+#elif defined(_LIBCPP_MSVCRT)
template <typename _A1>
inline _LIBCPP_INLINE_VISIBILITY
@@ -673,7 +670,7 @@
// acos
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float acos(float __lcpp_x) _NOEXCEPT {return ::acosf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double acos(long double __lcpp_x) _NOEXCEPT {return ::acosl(__lcpp_x);}
#endif
@@ -685,7 +682,7 @@
// asin
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float asin(float __lcpp_x) _NOEXCEPT {return ::asinf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double asin(long double __lcpp_x) _NOEXCEPT {return ::asinl(__lcpp_x);}
#endif
@@ -697,7 +694,7 @@
// atan
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float atan(float __lcpp_x) _NOEXCEPT {return ::atanf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double atan(long double __lcpp_x) _NOEXCEPT {return ::atanl(__lcpp_x);}
#endif
@@ -709,7 +706,7 @@
// atan2
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float atan2(float __lcpp_y, float __lcpp_x) _NOEXCEPT {return ::atan2f(__lcpp_y, __lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double atan2(long double __lcpp_y, long double __lcpp_x) _NOEXCEPT {return ::atan2l(__lcpp_y, __lcpp_x);}
#endif
@@ -732,7 +729,7 @@
// ceil
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float ceil(float __lcpp_x) _NOEXCEPT {return ::ceilf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double ceil(long double __lcpp_x) _NOEXCEPT {return ::ceill(__lcpp_x);}
#endif
@@ -744,7 +741,7 @@
// cos
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float cos(float __lcpp_x) _NOEXCEPT {return ::cosf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double cos(long double __lcpp_x) _NOEXCEPT {return ::cosl(__lcpp_x);}
#endif
@@ -756,7 +753,7 @@
// cosh
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float cosh(float __lcpp_x) _NOEXCEPT {return ::coshf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double cosh(long double __lcpp_x) _NOEXCEPT {return ::coshl(__lcpp_x);}
#endif
@@ -768,7 +765,7 @@
// exp
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float exp(float __lcpp_x) _NOEXCEPT {return ::expf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double exp(long double __lcpp_x) _NOEXCEPT {return ::expl(__lcpp_x);}
#endif
@@ -780,7 +777,7 @@
// fabs
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float fabs(float __lcpp_x) _NOEXCEPT {return ::fabsf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double fabs(long double __lcpp_x) _NOEXCEPT {return ::fabsl(__lcpp_x);}
#endif
@@ -792,7 +789,7 @@
// floor
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float floor(float __lcpp_x) _NOEXCEPT {return ::floorf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double floor(long double __lcpp_x) _NOEXCEPT {return ::floorl(__lcpp_x);}
#endif
@@ -804,7 +801,7 @@
// fmod
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float fmod(float __lcpp_x, float __lcpp_y) _NOEXCEPT {return ::fmodf(__lcpp_x, __lcpp_y);}
inline _LIBCPP_INLINE_VISIBILITY long double fmod(long double __lcpp_x, long double __lcpp_y) _NOEXCEPT {return ::fmodl(__lcpp_x, __lcpp_y);}
#endif
@@ -827,7 +824,7 @@
// frexp
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float frexp(float __lcpp_x, int* __lcpp_e) _NOEXCEPT {return ::frexpf(__lcpp_x, __lcpp_e);}
inline _LIBCPP_INLINE_VISIBILITY long double frexp(long double __lcpp_x, int* __lcpp_e) _NOEXCEPT {return ::frexpl(__lcpp_x, __lcpp_e);}
#endif
@@ -839,7 +836,7 @@
// ldexp
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float ldexp(float __lcpp_x, int __lcpp_e) _NOEXCEPT {return ::ldexpf(__lcpp_x, __lcpp_e);}
inline _LIBCPP_INLINE_VISIBILITY long double ldexp(long double __lcpp_x, int __lcpp_e) _NOEXCEPT {return ::ldexpl(__lcpp_x, __lcpp_e);}
#endif
@@ -851,7 +848,7 @@
// log
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float log(float __lcpp_x) _NOEXCEPT {return ::logf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double log(long double __lcpp_x) _NOEXCEPT {return ::logl(__lcpp_x);}
#endif
@@ -863,7 +860,7 @@
// log10
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float log10(float __lcpp_x) _NOEXCEPT {return ::log10f(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double log10(long double __lcpp_x) _NOEXCEPT {return ::log10l(__lcpp_x);}
#endif
@@ -875,14 +872,14 @@
// modf
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float modf(float __lcpp_x, float* __lcpp_y) _NOEXCEPT {return ::modff(__lcpp_x, __lcpp_y);}
inline _LIBCPP_INLINE_VISIBILITY long double modf(long double __lcpp_x, long double* __lcpp_y) _NOEXCEPT {return ::modfl(__lcpp_x, __lcpp_y);}
#endif
// pow
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float pow(float __lcpp_x, float __lcpp_y) _NOEXCEPT {return ::powf(__lcpp_x, __lcpp_y);}
inline _LIBCPP_INLINE_VISIBILITY long double pow(long double __lcpp_x, long double __lcpp_y) _NOEXCEPT {return ::powl(__lcpp_x, __lcpp_y);}
#endif
@@ -905,7 +902,7 @@
// sin
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float sin(float __lcpp_x) _NOEXCEPT {return ::sinf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double sin(long double __lcpp_x) _NOEXCEPT {return ::sinl(__lcpp_x);}
#endif
@@ -917,7 +914,7 @@
// sinh
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float sinh(float __lcpp_x) _NOEXCEPT {return ::sinhf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double sinh(long double __lcpp_x) _NOEXCEPT {return ::sinhl(__lcpp_x);}
#endif
@@ -929,7 +926,7 @@
// sqrt
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float sqrt(float __lcpp_x) _NOEXCEPT {return ::sqrtf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double sqrt(long double __lcpp_x) _NOEXCEPT {return ::sqrtl(__lcpp_x);}
#endif
@@ -941,7 +938,7 @@
// tan
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float tan(float __lcpp_x) _NOEXCEPT {return ::tanf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double tan(long double __lcpp_x) _NOEXCEPT {return ::tanl(__lcpp_x);}
#endif
@@ -953,7 +950,7 @@
// tanh
-#if !((defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14) || defined(_AIX) || defined(__sun__))
+#if !(defined(_AIX) || defined(__sun__))
inline _LIBCPP_INLINE_VISIBILITY float tanh(float __lcpp_x) _NOEXCEPT {return ::tanhf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double tanh(long double __lcpp_x) _NOEXCEPT {return ::tanhl(__lcpp_x);}
#endif
@@ -965,64 +962,54 @@
// acosh
-#if !(defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14)
inline _LIBCPP_INLINE_VISIBILITY float acosh(float __lcpp_x) _NOEXCEPT {return ::acoshf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double acosh(long double __lcpp_x) _NOEXCEPT {return ::acoshl(__lcpp_x);}
template <class _A1>
inline _LIBCPP_INLINE_VISIBILITY
typename std::enable_if<std::is_integral<_A1>::value, double>::type
acosh(_A1 __lcpp_x) _NOEXCEPT {return ::acosh((double)__lcpp_x);}
-#endif
// asinh
-#if !(defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14)
inline _LIBCPP_INLINE_VISIBILITY float asinh(float __lcpp_x) _NOEXCEPT {return ::asinhf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double asinh(long double __lcpp_x) _NOEXCEPT {return ::asinhl(__lcpp_x);}
template <class _A1>
inline _LIBCPP_INLINE_VISIBILITY
typename std::enable_if<std::is_integral<_A1>::value, double>::type
asinh(_A1 __lcpp_x) _NOEXCEPT {return ::asinh((double)__lcpp_x);}
-#endif
// atanh
-#if !(defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14)
inline _LIBCPP_INLINE_VISIBILITY float atanh(float __lcpp_x) _NOEXCEPT {return ::atanhf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double atanh(long double __lcpp_x) _NOEXCEPT {return ::atanhl(__lcpp_x);}
template <class _A1>
inline _LIBCPP_INLINE_VISIBILITY
typename std::enable_if<std::is_integral<_A1>::value, double>::type
atanh(_A1 __lcpp_x) _NOEXCEPT {return ::atanh((double)__lcpp_x);}
-#endif
// cbrt
-#if !(defined(_LIBCPP_MSVCRT) && (_VC_CRT_MAJOR_VERSION-0) < 14)
inline _LIBCPP_INLINE_VISIBILITY float cbrt(float __lcpp_x) _NOEXCEPT {return ::cbrtf(__lcpp_x);}
inline _LIBCPP_INLINE_VISIBILITY long double cbrt(long double __lcpp_x) _NOEXCEPT {return ::cbrtl(__lcpp_x);}
template <class _A1>
inline _LIBCPP_INLINE_VISIBILITY
typename std::enable_if<std::is_integral<_A1>::value, double>::type
cbrt(_A1 __lcpp_x) _NOEXCEPT {return ::cbrt((double)__lcpp_x);}
-#endif
// copysign
-#if !defined(_VC_CRT_MAJOR_VERSION) || (_VC_CRT_MAJOR_VERSION < 12)
inline _LIBCPP_INLINE_VISIBILITY float copysign(float __lcpp_x,
float __lcpp_y) _NOEXCEPT {
return ::copysignf(__lcpp_x, __lcpp_y);
}
inline _LIBCPP_INLINE_VISIBILITY long double
copysign(long double __lcpp_x, long double __lcpp_y) _NOEXCEPT {
return ::copysignl(__lcpp_x, __lcpp_y);
}
-#endif
template <class _A1, class _A2>
inline _LIBCPP_INLINE_VISIBILITY
@@ -1040,8 +1027,6 @@
return ::copysign((__result_type)__lcpp_x, (__result_type)__lcpp_y);
}
-#if !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
-
// erf
inline _LIBCPP_INLINE_VISIBILITY float erf(float __lcpp_x) _NOEXCEPT {return ::erff(__lcpp_x);}
@@ -1424,8 +1409,6 @@
typename std::enable_if<std::is_integral<_A1>::value, double>::type
trunc(_A1 __lcpp_x) _NOEXCEPT {return ::trunc((double)__lcpp_x);}
-#endif // !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
-
} // extern "C++"
#endif // __cplusplus
Index: include/cstdio
===================================================================
--- include/cstdio
+++ include/cstdio
@@ -98,9 +98,6 @@
#include <__config>
#include <stdio.h>
-#if defined(_LIBCPP_MSVCRT)
-#include <crtversion.h>
-#endif
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
@@ -156,8 +153,7 @@
#ifndef _LIBCPP_HAS_NO_STDIN
using ::getchar;
-#if _LIBCPP_STD_VER <= 11 && \
- (!defined(_VC_CRT_MAJOR_VERSION) || _VC_CRT_MAJOR_VERSION < 14)
+#if _LIBCPP_STD_VER <= 11 && !defined(_LIBCPP_MSVCRT)
using ::gets;
#endif
using ::scanf;
Index: include/cmath
===================================================================
--- include/cmath
+++ include/cmath
@@ -398,7 +398,6 @@
using ::copysign;
using ::copysignf;
-#if !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
using ::erf;
using ::erff;
using ::erfc;
@@ -435,12 +434,10 @@
using ::lrintf;
using ::lround;
using ::lroundf;
-#endif // !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
using ::nan;
using ::nanf;
-#if !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
using ::nearbyint;
using ::nearbyintf;
using ::nextafter;
@@ -463,7 +460,6 @@
using ::tgammaf;
using ::trunc;
using ::truncf;
-#endif // !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
using ::acosl;
using ::asinl;
@@ -495,7 +491,6 @@
using ::copysignl;
-#if !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
using ::erfl;
using ::erfcl;
using ::exp2l;
@@ -526,7 +521,6 @@
using ::scalbnl;
using ::tgammal;
using ::truncl;
-#endif // !(defined(_LIBCPP_MSVCRT) && ((_VC_CRT_MAJOR_VERSION-0) < 14))
#if _LIBCPP_STD_VER > 14
inline _LIBCPP_INLINE_VISIBILITY float hypot( float x, float y, float z ) { return sqrt(x*x + y*y + z*z); }
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