[libc-commits] [libc] [libc][math][c23] add c23 floating point fmaximum and fminimum fns (PR #86016)

[Nick Desaulniers via libc-commits]

================
@@ -58,6 +58,130 @@ LIBC_INLINE T fmax(T x, T y) {
   }
 }
 
+template <typename T, cpp::enable_if_t<cpp::is_floating_point_v<T>, int> = 0>
+LIBC_INLINE T fmaximum(T x, T y) {
+  FPBits<T> bitx(x), bity(y);
+
+  if (bitx.is_nan()) {
+    return x;
+  } else if (bity.is_nan()) {
----------------
nickdesaulniers wrote:

Please use the form:

```
if (bitx. ...)
  return ...
if (bity. ...)
  return
if (bitx.sign ...)
  return
return x > y ? x : y;
```

Here and below.

https://github.com/llvm/llvm-project/pull/86016