[libcxx-commits] [libcxx] [libc++][math] Fix acceptance of convertible types in `std::isnan()` and `std::isinf()` (PR #98952)

[Robin Caloudis via libcxx-commits]

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@@ -705,15 +705,16 @@ void test_isinf()
     static_assert((std::is_same<decltype(std::isinf((float)0)), bool>::value), "");
 
     typedef decltype(std::isinf((double)0)) DoubleRetType;
-#if !defined(__linux__) || defined(__clang__)
-    static_assert((std::is_same<DoubleRetType, bool>::value), "");
-#else
+#if defined(__GLIBC__) && defined(_LIBCPP_CXX03_LANG) && !defined(_LIBCPP_PREFERRED_OVERLOAD)
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robincaloudis wrote:

Totally agree!

https://github.com/llvm/llvm-project/pull/98952