[llvm-branch-commits] [libc] [libc] Add Operator Overloads for Float80 (PR #214493)

[via llvm-branch-commits]

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@@ -95,6 +96,57 @@ struct Float80 {
         x_bits.sign(), x_bits_exp, x_bits.get_explicit_mantissa());
     return static_cast<T>(xd.as_mantissa_type());
   }
+
+  // unary operators
----------------
overmighty wrote:

```suggestion
  // unary operator
```

https://github.com/llvm/llvm-project/pull/214493