[clang] Clang: Support minimumnum and maximumnum intrinsics (PR #96281)

[Nikolas Klauser via cfe-commits]

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@@ -3636,6 +3648,22 @@ def Fmin : FPMathTemplate, LibBuiltin<"math.h"> {
   let OnlyBuiltinPrefixedAliasIsConstexpr = 1;
 }
 
+def FmaximumNum : FPMathTemplate, LibBuiltin<"math.h"> {
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philnik777 wrote:

In that case this should probably be a `GNULibBuiltin`. Or is it actually standardized?

https://github.com/llvm/llvm-project/pull/96281