[flang-commits] [flang] [flang][openacc] Fixed lowerbound for full array sections. (PR #70859)

[Valentin Clement バレンタイン クレメン via flang-commits]

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@@ -288,10 +288,11 @@ subroutine acc_enter_data_dummy(a, b, n, m)
 !CHECK: acc.enter_data dataOperands(%[[CREATE1]] : !fir.ref<!fir.array<?xf32>>)
 
   !$acc enter data create(b(:))
+!CHECK: %[[ZERO:.*]] = arith.constant 0 : index
 !CHECK: %[[ONE:.*]] = arith.constant 1 : index
 !CHECK: %[[LBEXT:.*]] = arith.addi %[[EXT_B]], %[[N_IDX]] : index
 !CHECK: %[[UB:.*]] = arith.subi %[[LBEXT]], %[[ONE]] : index
-!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[N_IDX]] : index) upperbound(%[[UB]] : index) extent(%[[EXT_B]] : index) stride(%[[ONE]] : index) startIdx(%[[N_IDX]] : index)
+!CHECK: %[[BOUND1:.*]] = acc.bounds lowerbound(%[[ZERO]] : index) upperbound(%[[UB]] : index) extent(%[[EXT_B]] : index) stride(%[[ONE]] : index) startIdx(%[[N_IDX]] : index)
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clementval wrote:

If we set the lb to zero then the ub needs to be adjusted as well otherwise it doesn't match. 

https://github.com/llvm/llvm-project/pull/70859