[flang-commits] [flang] [flang][openmp]Add UserReductionDetails and use in DECLARE REDUCTION (PR #131628)

[Tom Eccles via flang-commits]

https://github.com/tblah commented:

Overall looks good, just a few minor comments. Good job thinking of all the edge cases to test.

https://github.com/llvm/llvm-project/pull/131628