[flang-commits] [flang] [flang][openacc] Relax semantic check on cache directive (PR #184887)

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https://github.com/khaki3 approved this pull request.

You are right. The spec is not actually forbidding the colon notation.

>2740 The element index or lower bounds must be an integral-constant-expression, loop invariant, or the
2741 do loop variable plus or minus an integral-constant-expression or loop invariant; moreover the
2742 difference between the corresponding upper and lower bounds must be a constant

( https://openacc.org/sites/default/files/inline-images/Specification/OpenACC-3.4.pdf)

https://github.com/llvm/llvm-project/pull/184887