Update libc++ to 429a717e (20 Jan 2022).

Notable changes:
* use _LIBCPP_DEBUG_ASSERT in unordered_map and vector headers
* use reserved identifiers for template parameters
* fix category of fs::path::iterator
* introduce __debug_db_insert_i() for debug checks to support compile-time evaluation
* add specializations of basic_common_reference and common_type for tuple
* fix std::lognormal_distribution::param_type
* add _LIBCPP_HIDE_FROM_ABI to in_in_result conversion operators
* replace _LIBCPP_INLINE_VISIBILITY with _LIBCPP_HIDE_FROM_ABI in move_iterator.h
* fix __simple_view concept in std::ranges
* add some ASCII/EBCDIC support for z/OS

ref:b0e68cbe142a3f06a8804f247119b5eb0a455a39

1 files changed, 30 insertions, 30 deletions

diff --git a/contrib/libs/cxxsupp/libcxx/include/numbers b/contrib/libs/cxxsupp/libcxx/include/numbers
index dffb81062da..65e04e46642 100644
--- a/contrib/libs/cxxsupp/libcxx/include/numbers
+++ b/contrib/libs/cxxsupp/libcxx/include/numbers
@@ -73,42 +73,42 @@ _LIBCPP_BEGIN_NAMESPACE_STD
 
 namespace numbers {
 
-template <class T>
+template <class _Tp>
 inline constexpr bool __false = false;
 
-template <class T>
+template <class _Tp>
 struct __illformed
 {
-  static_assert(__false<T>, "A program that instantiates a primary template of a mathematical constant variable template is ill-formed.");
+  static_assert(__false<_Tp>, "A program that instantiates a primary template of a mathematical constant variable template is ill-formed.");
 };
 
-template <class T> inline constexpr T e_v =          __illformed<T>{};
-template <class T> inline constexpr T log2e_v =      __illformed<T>{};
-template <class T> inline constexpr T log10e_v =     __illformed<T>{};
-template <class T> inline constexpr T pi_v =         __illformed<T>{};
-template <class T> inline constexpr T inv_pi_v =     __illformed<T>{};
-template <class T> inline constexpr T inv_sqrtpi_v = __illformed<T>{};
-template <class T> inline constexpr T ln2_v =        __illformed<T>{};
-template <class T> inline constexpr T ln10_v =       __illformed<T>{};
-template <class T> inline constexpr T sqrt2_v =      __illformed<T>{};
-template <class T> inline constexpr T sqrt3_v =      __illformed<T>{};
-template <class T> inline constexpr T inv_sqrt3_v =  __illformed<T>{};
-template <class T> inline constexpr T egamma_v =     __illformed<T>{};
-template <class T> inline constexpr T phi_v =        __illformed<T>{};
-
-template <floating_point T> inline constexpr T e_v<T>          = 2.718281828459045235360287471352662L;
-template <floating_point T> inline constexpr T log2e_v<T>      = 1.442695040888963407359924681001892L;
-template <floating_point T> inline constexpr T log10e_v<T>     = 0.434294481903251827651128918916605L;
-template <floating_point T> inline constexpr T pi_v<T>         = 3.141592653589793238462643383279502L;
-template <floating_point T> inline constexpr T inv_pi_v<T>     = 0.318309886183790671537767526745028L;
-template <floating_point T> inline constexpr T inv_sqrtpi_v<T> = 0.564189583547756286948079451560772L;
-template <floating_point T> inline constexpr T ln2_v<T>        = 0.693147180559945309417232121458176L;
-template <floating_point T> inline constexpr T ln10_v<T>       = 2.302585092994045684017991454684364L;
-template <floating_point T> inline constexpr T sqrt2_v<T>      = 1.414213562373095048801688724209698L;
-template <floating_point T> inline constexpr T sqrt3_v<T>      = 1.732050807568877293527446341505872L;
-template <floating_point T> inline constexpr T inv_sqrt3_v<T>  = 0.577350269189625764509148780501957L;
-template <floating_point T> inline constexpr T egamma_v<T>     = 0.577215664901532860606512090082402L;
-template <floating_point T> inline constexpr T phi_v<T>        = 1.618033988749894848204586834365638L;
+template <class _Tp> inline constexpr _Tp e_v =          __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp log2e_v =      __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp log10e_v =     __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp pi_v =         __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp inv_pi_v =     __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp inv_sqrtpi_v = __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp ln2_v =        __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp ln10_v =       __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp sqrt2_v =      __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp sqrt3_v =      __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp inv_sqrt3_v =  __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp egamma_v =     __illformed<_Tp>{};
+template <class _Tp> inline constexpr _Tp phi_v =        __illformed<_Tp>{};
+
+template <floating_point _Tp> inline constexpr _Tp e_v<_Tp>          = 2.718281828459045235360287471352662L;
+template <floating_point _Tp> inline constexpr _Tp log2e_v<_Tp>      = 1.442695040888963407359924681001892L;
+template <floating_point _Tp> inline constexpr _Tp log10e_v<_Tp>     = 0.434294481903251827651128918916605L;
+template <floating_point _Tp> inline constexpr _Tp pi_v<_Tp>         = 3.141592653589793238462643383279502L;
+template <floating_point _Tp> inline constexpr _Tp inv_pi_v<_Tp>     = 0.318309886183790671537767526745028L;
+template <floating_point _Tp> inline constexpr _Tp inv_sqrtpi_v<_Tp> = 0.564189583547756286948079451560772L;
+template <floating_point _Tp> inline constexpr _Tp ln2_v<_Tp>        = 0.693147180559945309417232121458176L;
+template <floating_point _Tp> inline constexpr _Tp ln10_v<_Tp>       = 2.302585092994045684017991454684364L;
+template <floating_point _Tp> inline constexpr _Tp sqrt2_v<_Tp>      = 1.414213562373095048801688724209698L;
+template <floating_point _Tp> inline constexpr _Tp sqrt3_v<_Tp>      = 1.732050807568877293527446341505872L;
+template <floating_point _Tp> inline constexpr _Tp inv_sqrt3_v<_Tp>  = 0.577350269189625764509148780501957L;
+template <floating_point _Tp> inline constexpr _Tp egamma_v<_Tp>     = 0.577215664901532860606512090082402L;
+template <floating_point _Tp> inline constexpr _Tp phi_v<_Tp>        = 1.618033988749894848204586834365638L;
 
 inline constexpr double e          = e_v<double>;
 inline constexpr double log2e      = log2e_v<double>;