[flang-commits] [flang] [flang][OpenMP] Allocate array reduction variables on the heap (PR #87773)

[Kiran Chandramohan via flang-commits]

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

LG.

Could you add a TODO to do a performance comparison with the alloca version. Most allocas will be hoisted. Only those allocas which are variable length would need the stacksave and restore. stacksave and restore can be inserted when the reduction declaration is processed.

https://github.com/llvm/llvm-project/pull/87773