[libc-commits] [libc] [libc] Modify `atan2f128` to use emulated Float128 type (PR #216508)

[via libc-commits]

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@@ -203,13 +204,12 @@ LIBC_INLINE float128 atan2f128(float128 y, float128 x) {
   if (final_sign)
     r.sign = r.sign.negate();
 
-  return static_cast<float128>(r);
+  return r.template as<Float128, /*ShouldSignalExceptions=*/false>();
+  (r);
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overmighty wrote:

```suggestion
  return r.template as<Float128, /*ShouldSignalExceptions=*/true>();
```

https://github.com/llvm/llvm-project/pull/216508