llvm-project

60ee0560 - [flang] Fix `replaceAllUsesWith` API violations (1/N) (#154698)

[flang] Fix `replaceAllUsesWith` API violations (1/N) (#154698) `replaceAllUsesWith` is not safe to use in a dialect conversion and will be deactivated soon (#154112). Fix commit fixes some API violations. Also some general improvements.