[flang-commits] [flang] [flang] Add parser support for Fortran 2023 conditional arguments (F2023 R1526-R1528) (PR #191303)

[Andre Kuhlenschmidt via flang-commits]

================
@@ -4769,6 +4748,10 @@ void ArgumentAnalyzer::Analyze(
               actual->set_isPercentVal();
             }
           },
+          [&](const parser::ConditionalArg &) {
+            context_.Say(
+                "Fortran 2023 conditional arguments are not yet supported"_err_en_US);
----------------
akuhlens wrote:

```suggestion
                "Fortran 2023 conditional arguments are not yet supported"_todo_en_US);
```

https://github.com/llvm/llvm-project/pull/191303