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

[Matt Arsenault via cfe-commits]

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@@ -475,6 +475,12 @@ SYMBOL(fmaxl, None, <math.h>)
 SYMBOL(fmin, None, <math.h>)
 SYMBOL(fminf, None, <math.h>)
 SYMBOL(fminl, None, <math.h>)
+SYMBOL(fmaximum_num, None, <math.h>)
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arsenm wrote:

Not sure what this for, but this isn't tested?

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