[flang-commits] [flang] [llvm] [flang][runtime] Handle null list-directed fields in child input (PR #155707)

[Peter Klausler via flang-commits]

klausler wrote:

New commit header comment:
```
[flang][runtime] Handle null list-directed fields in child input

When a "null" list-directed input field is encountered for a                                                                                                    
corresponding effective input item, leave it unmodified even
if it has a derived type with a READ(FORMATTED) defined input
subroutine.
                                                                                                                                                                
Fixes https://github.com/llvm/llvm-project/issues/154791, although
not with the result that was intended.
```

https://github.com/llvm/llvm-project/pull/155707