--- a/src/third_party/asio-master/asio/include/asio/detail/config.hpp
+++ b/src/third_party/asio-master/asio/include/asio/detail/config.hpp
@@ -831,20 +831,8 @@
 #     endif // (__cplusplus >= 201402)
 #    endif // (_LIBCPP_VERSION < 7000)
 #   else // defined(ASIO_HAS_CLANG_LIBCXX)
-#    if (__cplusplus >= 201402)
-#     if __has_include(<experimental/string_view>)
-#      define ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW 1
-#     endif // __has_include(<experimental/string_view>)
-#    endif // (__cplusplus >= 201402)
 #   endif // // defined(ASIO_HAS_CLANG_LIBCXX)
 #  endif // defined(__clang__)
-#  if defined(__GNUC__)
-#   if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4)
-#    if (__cplusplus >= 201402)
-#     define ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW 1
-#    endif // (__cplusplus >= 201402)
-#   endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 9)) || (__GNUC__ > 4)
-#  endif // defined(__GNUC__)
 # endif // !defined(ASIO_DISABLE_STD_EXPERIMENTAL_STRING_VIEW)
 #endif // !defined(ASIO_HAS_STD_EXPERIMENTAL_STRING_VIEW)