[libc-commits] [libc] [libc] Provide isnan, isnanf and isnanl functions (PR #96008)

[Michael Jones via libc-commits]

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@@ -17,4 +17,6 @@
 
 %%public_api()
 
+#define isnan(x) __builtin_isnan(x)
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michaelrj-google wrote:

If possible I'd like to leave this in `math-macros` but if it needs to be moved out then I'd say it should be defined in `isnan-macro.h` inside `include/llvm-libc-macros/`

https://github.com/llvm/llvm-project/pull/96008