forked from OSchip/llvm-project
194 lines
9.0 KiB
Fortran
194 lines
9.0 KiB
Fortran
! Test correct deallocation of intent(out) allocatables.
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! RUN: bbc -emit-fir %s -o - | FileCheck %s
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module mod1
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type, bind(c) :: t1
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integer :: i
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end type
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interface
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subroutine sub3(a) bind(c)
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integer, intent(out), allocatable :: a(:)
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end subroutine
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end interface
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interface
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subroutine sub7(t) bind(c)
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import :: t1
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type(t1), allocatable, intent(out) :: t
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end subroutine
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end interface
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contains
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subroutine sub0()
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integer, allocatable :: a(:)
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allocate(a(10))
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call sub1(a)
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end subroutine
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subroutine sub1(a)
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integer, intent(out), allocatable :: a(:)
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end subroutine
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! Make sure there is no deallocation of the allocatable intent(out) on the
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! caller side.
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! CHECK-LABEL: func.func @_QMmod1Psub0()
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! CHECK-NOT: fir.freemem
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! CHECK: fir.call @_QMmod1Psub1
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! Check inline deallocation of allocatable intent(out) on the callee side.
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! CHECK-LABEL: func.func @_QMmod1Psub1(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "a"})
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! CHECK: %[[BOX:.*]] = fir.load %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.freemem %[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[C0:.*]] = arith.constant 0 : index
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! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
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! CHECK: %[[EMBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.store %[[EMBOX]] to %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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subroutine sub2()
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integer, allocatable :: a(:)
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allocate(a(10))
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call sub3(a)
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end subroutine
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! Check inlined deallocation of allocatble intent(out) on the caller side for BIND(C).
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! CHECK-LABEL: func.func @_QMmod1Psub2()
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! CHECK: %[[BOX:.*]] = fir.alloca !fir.box<!fir.heap<!fir.array<?xi32>>> {bindc_name = "a", uniq_name = "_QMmod1Fsub2Ea"}
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! CHECK: %[[BOX_ALLOC:.*]] = fir.alloca !fir.heap<!fir.array<?xi32>> {uniq_name = "_QMmod1Fsub2Ea.addr"}
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! CHECK: %[[LOAD:.*]] = fir.load %[[BOX_ALLOC]] : !fir.ref<!fir.heap<!fir.array<?xi32>>>
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! CHECK: %{{.*}} = fir.embox %[[LOAD]](%{{.*}}) : (!fir.heap<!fir.array<?xi32>>, !fir.shapeshift<
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! CHECK: %[[LOAD:.*]] = fir.load %[[BOX_ALLOC]] : !fir.ref<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.freemem %[[LOAD]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.store %[[ZERO]] to %[[BOX_ALLOC]] : !fir.ref<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.call @sub3(%[[BOX]]) : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> ()
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subroutine sub4()
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type(t1), allocatable :: t
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call sub5(t)
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end subroutine
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subroutine sub5(t)
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type(t1), allocatable, intent(out) :: t
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end subroutine
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! Make sure there is no deallocation runtime call of the allocatable intent(out)
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! on the caller side.
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! CHECK-LABEL: func.func @_QMmod1Psub4()
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! CHECK: %[[BOX:.*]] = fir.alloca !fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>> {bindc_name = "t", uniq_name = "_QMmod1Fsub4Et"}
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! CHECK-NOT: fir.call @_FortranAAllocatableDeallocate
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! CHECK: fir.call @_QMmod1Psub5(%[[BOX]]) : (!fir.ref<!fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>>>) -> ()
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! Check deallocation of allocatble intent(out) on the callee side. Deallocation
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! is done with a runtime call.
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! CHECK-LABEL: func.func @_QMmod1Psub5(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>>> {fir.bindc_name = "t"})
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! CHECK: %[[BOX_NONE:.*]] = fir.convert %[[ARG0]] : (!fir.ref<!fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>>>) -> !fir.ref<!fir.box<none>>
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! CHECK: %{{.*}} = fir.call @_FortranAAllocatableDeallocate(%[[BOX_NONE]], %{{.*}}, %{{.*}}, %{{.*}}, %{{.*}}) : (!fir.ref<!fir.box<none>>, i1, !fir.box<none>, !fir.ref<i8>, i32) -> i32
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subroutine sub6()
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type(t1), allocatable :: t
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call sub7(t)
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end subroutine
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! Check deallocation of allocatble intent(out) on the caller side for BIND(C).
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! Deallocation is done with a runtime call.
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! CHECK-LABEL: func.func @_QMmod1Psub6()
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! CHECK: %[[BOX:.*]] = fir.alloca !fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>> {bindc_name = "t", uniq_name = "_QMmod1Fsub6Et"}
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! CHECK: %[[BOX_NONE:.*]] = fir.convert %[[BOX]] : (!fir.ref<!fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>>>) -> !fir.ref<!fir.box<none>>
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! CHECK: %{{.*}} = fir.call @_FortranAAllocatableDeallocate(%[[BOX_NONE]], %{{.*}}, %{{.*}}, %{{.*}}, %{{.*}}) : (!fir.ref<!fir.box<none>>, i1, !fir.box<none>, !fir.ref<i8>, i32) -> i32
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! CHECK: fir.call @sub7(%[[BOX]]) : (!fir.ref<!fir.box<!fir.heap<!fir.type<_QMmod1Tt1{i:i32}>>>>) -> ()
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subroutine sub8()
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integer, allocatable :: a(:)
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allocate(a(10))
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call sub9(a)
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end subroutine
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subroutine sub9(a)
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integer, intent(out), allocatable, optional :: a(:)
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end subroutine
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! Make sure there is no deallocation of the allocatable intent(out) on the
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! caller side.
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! CHECK-LABEL: func.func @_QMmod1Psub8()
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! CHECK-NOT: fir.freemem
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! CHECK: fir.call @_QMmod1Psub9
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! Check inline deallocation of optional allocatable intent(out) on the callee side.
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! CHECK-LABEL: func.func @_QMmod1Psub9(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "a", fir.optional})
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! CHECK: %[[IS_PRESENT:.*]] = fir.is_present %[[ARG0]] : (!fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>) -> i1
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! CHECK: fir.if %[[IS_PRESENT]] {
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! CHECK: %[[BOX:.*]] = fir.load %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[BOX]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.freemem %[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[C0:.*]] = arith.constant 0 : index
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! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
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! CHECK: %[[EMBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.store %[[EMBOX]] to %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: }
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subroutine sub10(a)
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integer, intent(out), allocatable :: a(:)
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entry sub11
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end subroutine
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! CHECK-LABEL: func.func @_QMmod1Psub10(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "a"}) {
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! CHECK: %[[LOAD:.*]] = fir.load %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.freemem %[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[C0:.*]] = arith.constant 0 : index
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! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
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! CHECK: %[[EMBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.store %[[EMBOX]] to %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK-LABEL: func.func @_QMmod1Psub11() {
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! CHECK-NOT: fir.freemem
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subroutine sub12(a)
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integer, intent(out), allocatable :: a(:)
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entry sub13(a)
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end subroutine
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! CHECK-LABEL: func.func @_QMmod1Psub12(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "a"}) {
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! CHECK: %[[LOAD:.*]] = fir.load %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.freemem %[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[C0:.*]] = arith.constant 0 : index
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! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
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! CHECK: %[[EMBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.store %[[EMBOX]] to %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK-LABEL: func.func @_QMmod1Psub13(
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! CHECK-SAME: %[[ARG0:.*]]: !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>> {fir.bindc_name = "a"}) {
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! CHECK: %[[LOAD:.*]] = fir.load %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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! CHECK: %[[BOX_ADDR:.*]] = fir.box_addr %[[LOAD]] : (!fir.box<!fir.heap<!fir.array<?xi32>>>) -> !fir.heap<!fir.array<?xi32>>
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! CHECK: fir.freemem %[[BOX_ADDR]] : !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[ZERO:.*]] = fir.zero_bits !fir.heap<!fir.array<?xi32>>
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! CHECK: %[[C0:.*]] = arith.constant 0 : index
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! CHECK: %[[SHAPE:.*]] = fir.shape %[[C0]] : (index) -> !fir.shape<1>
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! CHECK: %[[EMBOX:.*]] = fir.embox %[[ZERO]](%[[SHAPE]]) : (!fir.heap<!fir.array<?xi32>>, !fir.shape<1>) -> !fir.box<!fir.heap<!fir.array<?xi32>>>
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! CHECK: fir.store %[[EMBOX]] to %[[ARG0]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xi32>>>>
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end module
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