[PATCH] D83352: [flang] Fix CHARACTER length folding problem

[Peter Klausler via Phabricator via llvm-commits]

klausler created this revision.
klausler added reviewers: tskeith, sscalpone.
klausler added a project: Flang.
Herald added a reviewer: jdoerfert.
Herald added a reviewer: DavidTruby.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Do not rewrite LEN(x) or x%len to the expression that specifies
the length of x when that length is not a constant expression.
Its value may have changed since the value of the expression was
first captured in the definition of the object.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D83352

Files:
  flang/include/flang/Evaluate/type.h
  flang/lib/Evaluate/fold-integer.cpp
  flang/lib/Evaluate/shape.cpp
  flang/lib/Evaluate/type.cpp
  flang/lib/Evaluate/variable.cpp

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