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

[Eugene Epshteyn via flang-commits]

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+! RUN: %python %S/test_folding.py %s %flang_fc1
+! Tests folding of conditional expressions (Fortran 2023)
+module m
+  ! Basic scalar folding: constant condition selects the chosen branch.
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eugeneepshteyn wrote:

What about cases `(.true. ? 10 : non_const)`, `(.false. ? 10 : non_const)`, `(.true. ? non_const : 10)`, and `(.false. ? non_const : 10)`?

Also, how do these look unparsed?

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