[flang-commits] [PATCH] D135334: [flang] Correct epistemological edge cases for IS_CONTIGUOUS folding

[Peter Klausler via Phabricator via flang-commits]

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Don't return a hard .FALSE. when folding IS_CONTIGUOUS() unless the
subscript triplets are discontiguous and array section is nonempty,
or if the array section is nonempty and there is a vector subscript.


https://reviews.llvm.org/D135334

Files:
  flang/include/flang/Evaluate/variable.h
  flang/lib/Evaluate/check-expression.cpp
  flang/lib/Evaluate/variable.cpp
  flang/test/Semantics/assign03.f90

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