[libcxx-commits] [libcxx] [libc++][math] Provide overloads for cv-unqualified floating point types for `std::signbit` (PR #106566)

[Robin Caloudis via libcxx-commits]

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@@ -34,8 +34,30 @@ namespace __math {
 #  define _LIBCPP_SIGNBIT_CONSTEXPR
 #endif
 
-template <class _A1, __enable_if_t<is_floating_point<_A1>::value, int> = 0>
-_LIBCPP_NODISCARD inline _LIBCPP_SIGNBIT_CONSTEXPR _LIBCPP_HIDE_FROM_ABI bool signbit(_A1 __x) _NOEXCEPT {
+_LIBCPP_NODISCARD inline _LIBCPP_SIGNBIT_CONSTEXPR _LIBCPP_HIDE_FROM_ABI
+#ifdef _LIBCPP_PREFERRED_OVERLOAD
+_LIBCPP_PREFERRED_OVERLOAD
+#endif
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robincaloudis wrote:

Now I understand what you meant. Done.

https://github.com/llvm/llvm-project/pull/106566