[libc-commits] [libc] [libc][math] Add float-only option for atan2f. (PR #122979)

[Nick Desaulniers via libc-commits]

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@@ -20,41 +20,52 @@ namespace fputil {
 
 #define DEFAULT_DOUBLE_SPLIT 27
 
-using DoubleDouble = LIBC_NAMESPACE::NumberPair<double>;
+template <typename T> struct DefaultSplit;
+template <> struct DefaultSplit<float> {
+  static constexpr size_t VALUE = 12;
+};
+template <> struct DefaultSplit<double> {
+  static constexpr size_t VALUE = 27;
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nickdesaulniers wrote:

```suggestion
  static constexpr size_t VALUE = DEFAULT_DOUBLE_SPLIT;
```

https://github.com/llvm/llvm-project/pull/122979