[flang-commits] [flang] [flang] Fix continued literals incorrect padding with -ffixed-line-length=none (PR #225051)

[Eugene Epshteyn via flang-commits]

================
@@ -24,7 +24,7 @@ struct Options {
   using Predefinition = std::pair<std::string, std::optional<std::string>>;
 
   bool isFixedForm{false};
-  int fixedFormColumns{72};
+  std::optional<int> fixedFormColumns{72};
----------------
eugeneepshteyn wrote:

Nit: same here. `Options` is used without going through the frontend (e.g. by `f18-parse-demo`), so a short note on the empty state would help:

```suggestion
  // Fixed-form column limit; std::nullopt means no limit.
  std::optional<int> fixedFormColumns{72};
```


https://github.com/llvm/llvm-project/pull/225051