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1! RUN: bbc -emit-hlfir -fopenmp --force-byref-reduction -o - %s 2>&1 | FileCheck %s2! RUN: %flang_fc1 -emit-hlfir -fopenmp -mmlir --force-byref-reduction -o - %s 2>&1 | FileCheck %s3 4!CHECK: omp.declare_reduction @[[REDUCTION_DECLARE:[_a-z0-9]+]] : !fir.ref<i32>5!CHECK-SAME: alloc {6!CHECK: %[[REF:.*]] = fir.alloca i327!CHECK: omp.yield(%[[REF]] : !fir.ref<i32>)8!CHECK-LABEL: } init {9!CHECK: ^bb0(%{{.*}}: !fir.ref<i32>, %[[ALLOC:.*]]: !fir.ref<i32>):10!CHECK: %[[I0:[_a-z0-9]+]] = arith.constant 0 : i3211!CHECKL fir.store [[%I0]] to %[[ALLOC]] : !fir.ref<i32>12!CHECK: omp.yield(%[[ALLOC]] : !fir.ref<i32>)13!CHECK: } combiner {14!CHECK: ^bb0(%[[C0:[_a-z0-9]+]]: !fir.ref<i32>, %[[C1:[_a-z0-9]+]]: !fir.ref<i32>):15!CHECK: %[[LD0:.*]] = fir.load %[[C0]] : !fir.ref<i32>16!CHECK: %[[LD1:.*]] = fir.load %[[C1]] : !fir.ref<i32>17!CHECK: %[[CR:[_a-z0-9]+]] = arith.addi %[[LD0]], %[[LD1]] : i3218!CHECK: fir.store %[[CR]] to %[[C0]] : !fir.ref<i32>19!CHECK: omp.yield(%[[C0]] : !fir.ref<i32>)20!CHECK: }21!CHECK: func.func @_QQmain() attributes {fir.bindc_name = "MN"} {22!CHECK: %[[RED_ACCUM_REF:[_a-z0-9]+]] = fir.alloca i32 {bindc_name = "i", uniq_name = "_QFEi"}23!CHECK: %[[RED_ACCUM_DECL:[_a-z0-9]+]]:2 = hlfir.declare %[[RED_ACCUM_REF]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)24!CHECK: %[[C0:[_a-z0-9]+]] = arith.constant 0 : i3225!CHECK: hlfir.assign %[[C0]] to %[[RED_ACCUM_DECL]]#0 : i32, !fir.ref<i32>26!CHECK: omp.parallel reduction(byref @[[REDUCTION_DECLARE]] %[[RED_ACCUM_DECL]]#0 -> %[[PRIVATE_RED:[a-z0-9]+]] : !fir.ref<i32>) {27!CHECK: %[[PRIVATE_DECL:[_a-z0-9]+]]:2 = hlfir.declare %[[PRIVATE_RED]] {uniq_name = "_QFEi"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>)28!CHECK: %[[C1:[_a-z0-9]+]] = arith.constant 1 : i3229!CHECK: hlfir.assign %[[C1]] to %[[PRIVATE_DECL]]#0 : i32, !fir.ref<i32>30!CHECK: omp.terminator31!CHECK: }32!CHECK: %[[RED_ACCUM_VAL:[_a-z0-9]+]] = fir.load %[[RED_ACCUM_DECL]]#0 : !fir.ref<i32>33!CHECK: {{.*}} = fir.call @_FortranAioOutputInteger32(%{{.*}}, %[[RED_ACCUM_VAL]]) fastmath<contract> : (!fir.ref<i8>, i32) -> i134!CHECK: return35!CHECK: }36 37program mn38 integer :: i39 i = 040 41 !$omp parallel reduction(+:i)42 i = 143 !$omp end parallel44 45 print *, i46end program47