[flang-commits] [flang] [flang] Implement conditional expressions parser/semantics (F2023) (PR #186489)

[Eugene Epshteyn via flang-commits]

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@@ -61,6 +61,34 @@ TYPE_PARSER(parenthesized(
 TYPE_PARSER(construct<AcImpliedDoControl>(
     maybe(integerTypeSpec / "::"), loopBounds(scalarIntExpr)))
 
+// Conditional expression lookahead helper: checks if input starting with '('
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eugeneepshteyn wrote:

Could you please add tests with string literals containing `?` (e.g., "hello?") and comments containing `?`. This would help to ensure that parsing for other `?` still works correctly.

https://github.com/llvm/llvm-project/pull/186489