missing file

Source/WTF/wtf/BunStdExtras.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include <bit>
+
+#if defined(__cpp_lib_bit_cast) && __cpp_lib_bit_cast >= 201806L
+#define __bit_cast std::bit_cast
+#else
+template <
+    typename Dest, typename Source,
+    typename std::enable_if<sizeof(Dest) == sizeof(Source) &&
+                                std::is_trivially_copyable<Source>::value &&
+                                std::is_trivially_copyable<Dest>::value,
+                            int>::type = 0>
+inline constexpr Dest __bit_cast(const Source &source) {
+  return __builtin_bit_cast(Dest, source);
+}
+#endif