Update libcxx to 20 Sep 2024

TRIVIAL
commit_hash:04d8ae0a53854a1ed8cdea2e191c8dfa1248c023

1 files changed, 4 insertions, 4 deletions

diff --git a/contrib/libs/cxxsupp/libcxx/include/math.h b/contrib/libs/cxxsupp/libcxx/include/math.h
index 4d245d47368..99ec5ef28a0 100644
--- a/contrib/libs/cxxsupp/libcxx/include/math.h
+++ b/contrib/libs/cxxsupp/libcxx/include/math.h
@@ -391,22 +391,22 @@ namespace __math {
 
 // template on non-double overloads to make them weaker than same overloads from MSVC runtime
 template <class = int>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI int fpclassify(float __x) _NOEXCEPT {
+[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI int fpclassify(float __x) _NOEXCEPT {
   return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, __x);
 }
 
 template <class = int>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI int fpclassify(double __x) _NOEXCEPT {
+[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI int fpclassify(double __x) _NOEXCEPT {
   return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, __x);
 }
 
 template <class = int>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI int fpclassify(long double __x) _NOEXCEPT {
+[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI int fpclassify(long double __x) _NOEXCEPT {
   return __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, __x);
 }
 
 template <class _A1, std::__enable_if_t<std::is_integral<_A1>::value, int> = 0>
-_LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI int fpclassify(_A1 __x) _NOEXCEPT {
+[[__nodiscard__]] inline _LIBCPP_HIDE_FROM_ABI int fpclassify(_A1 __x) _NOEXCEPT {
   return __x == 0 ? FP_ZERO : FP_NORMAL;
 }