[flang-commits] [flang] e847374 - [flang][NFC] Add derived type lowering tests
Valentin Clement via flang-commits
flang-commits at lists.llvm.org
Wed Mar 23 15:00:12 PDT 2022
Author: Valentin Clement
Date: 2022-03-23T23:00:02+01:00
New Revision: e847374e191dd14ad590f043a2692be90d05a7c3
URL: https://github.com/llvm/llvm-project/commit/e847374e191dd14ad590f043a2692be90d05a7c3
DIFF: https://github.com/llvm/llvm-project/commit/e847374e191dd14ad590f043a2692be90d05a7c3.diff
LOG: [flang][NFC] Add derived type lowering tests
Add more use cases of lowering of derived types.
This patch is part of the upstreaming effort from fir-dev branch.
Reviewed By: PeteSteinfeld
Differential Revision: https://reviews.llvm.org/D122329
Co-authored-by: Eric Schweitz <eschweitz at nvidia.com>
Co-authored-by: Peter Steinfeld <psteinfeld at nvidia.com>
Co-authored-by: V Donaldson <vdonaldson at nvidia.com>
Added:
flang/test/Lower/derived-allocatable-components.f90
flang/test/Lower/derived-assignments.f90
flang/test/Lower/derived-type-descriptor.f90
Modified:
Removed:
################################################################################
diff --git a/flang/test/Lower/derived-allocatable-components.f90 b/flang/test/Lower/derived-allocatable-components.f90
new file mode 100644
index 0000000000000..180995da62635
--- /dev/null
+++ b/flang/test/Lower/derived-allocatable-components.f90
@@ -0,0 +1,560 @@
+! Test lowering of allocatable components
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+
+module acomp
+ implicit none
+ type t
+ real :: x
+ integer :: i
+ end type
+ interface
+ subroutine takes_real_scalar(x)
+ real :: x
+ end subroutine
+ subroutine takes_char_scalar(x)
+ character(*) :: x
+ end subroutine
+ subroutine takes_derived_scalar(x)
+ import t
+ type(t) :: x
+ end subroutine
+ subroutine takes_real_array(x)
+ real :: x(:)
+ end subroutine
+ subroutine takes_char_array(x)
+ character(*) :: x(:)
+ end subroutine
+ subroutine takes_derived_array(x)
+ import t
+ type(t) :: x(:)
+ end subroutine
+ subroutine takes_real_scalar_pointer(x)
+ real, allocatable :: x
+ end subroutine
+ subroutine takes_real_array_pointer(x)
+ real, allocatable :: x(:)
+ end subroutine
+ subroutine takes_logical(x)
+ logical :: x
+ end subroutine
+ end interface
+
+ type real_a0
+ real, allocatable :: p
+ end type
+ type real_a1
+ real, allocatable :: p(:)
+ end type
+ type cst_char_a0
+ character(10), allocatable :: p
+ end type
+ type cst_char_a1
+ character(10), allocatable :: p(:)
+ end type
+ type def_char_a0
+ character(:), allocatable :: p
+ end type
+ type def_char_a1
+ character(:), allocatable :: p(:)
+ end type
+ type derived_a0
+ type(t), allocatable :: p
+ end type
+ type derived_a1
+ type(t), allocatable :: p(:)
+ end type
+
+ real, target :: real_target, real_array_target(100)
+ character(10), target :: char_target, char_array_target(100)
+
+contains
+
+! -----------------------------------------------------------------------------
+! Test allocatable component references
+! -----------------------------------------------------------------------------
+
+! CHECK-LABEL: func @_QMacompPref_scalar_real_a(
+! CHECK-SAME: %[[arg0:.*]]: !fir.ref<!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>{{.*}}, %[[arg1:.*]]: !fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>{{.*}}, %[[arg2:.*]]: !fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>>{{.*}}, %[[arg3:.*]]: !fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>>{{.*}}) {
+subroutine ref_scalar_real_a(a0_0, a1_0, a0_1, a1_1)
+ type(real_a0) :: a0_0, a0_1(100)
+ type(real_a1) :: a1_0, a1_1(100)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[arg0]], %[[fld]] : (!fir.ref<!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<f32>>>
+ ! CHECK: %[[load:.*]] = fir.load %[[coor]] : !fir.ref<!fir.box<!fir.heap<f32>>>
+ ! CHECK: %[[addr:.*]] = fir.box_addr %[[load]] : (!fir.box<!fir.heap<f32>>) -> !fir.heap<f32>
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap<f32>) -> !fir.ref<f32>
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[cast]]) : (!fir.ref<f32>) -> ()
+ call takes_real_scalar(a0_0%p)
+
+ ! CHECK: %[[a0_1_coor:.*]] = fir.coordinate_of %[[arg2]], %{{.*}} : (!fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>>, i64) -> !fir.ref<!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>
+ ! CHECK: %[[fld:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_1_coor]], %[[fld]] : (!fir.ref<!fir.type<_QMacompTreal_a0{p:!fir.box<!fir.heap<f32>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<f32>>>
+ ! CHECK: %[[load:.*]] = fir.load %[[coor]] : !fir.ref<!fir.box<!fir.heap<f32>>>
+ ! CHECK: %[[addr:.*]] = fir.box_addr %[[load]] : (!fir.box<!fir.heap<f32>>) -> !fir.heap<f32>
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]] : (!fir.heap<f32>) -> !fir.ref<f32>
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[cast]]) : (!fir.ref<f32>) -> ()
+ call takes_real_scalar(a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[arg1]], %[[fld]] : (!fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+ ! CHECK-DAG: %[[addr:.*]] = fir.box_addr %[[box]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}} : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[addr]], %[[index]] : (!fir.heap<!fir.array<?xf32>>, i64) -> !fir.ref<f32>
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[coor]]) : (!fir.ref<f32>) -> ()
+ call takes_real_scalar(a1_0%p(7))
+
+ ! CHECK: %[[a1_1_coor:.*]] = fir.coordinate_of %[[arg3]], %{{.*}} : (!fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>>, i64) -> !fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>
+ ! CHECK: %[[fld:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_1_coor]], %[[fld]] : (!fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+ ! CHECK-DAG: %[[addr:.*]] = fir.box_addr %[[box]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}} : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[addr]], %[[index]] : (!fir.heap<!fir.array<?xf32>>, i64) -> !fir.ref<f32>
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[coor]]) : (!fir.ref<f32>) -> ()
+ call takes_real_scalar(a1_1(5)%p(7))
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPref_array_real_a(
+! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>>{{.*}}) {
+! CHECK: %[[VAL_2:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>
+! CHECK: %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[VAL_4:.*]] = fir.load %[[VAL_3]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[VAL_5:.*]] = arith.constant 0 : index
+! CHECK: %[[VAL_6:.*]]:3 = fir.box_dims %[[VAL_4]], %[[VAL_5]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+! CHECK: %[[VAL_7:.*]] = fir.box_addr %[[VAL_4]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
+! CHECK: %[[VAL_8:.*]] = arith.constant 20 : i64
+! CHECK: %[[VAL_9:.*]] = fir.convert %[[VAL_8]] : (i64) -> index
+! CHECK: %[[VAL_10:.*]] = arith.constant 2 : i64
+! CHECK: %[[VAL_11:.*]] = fir.convert %[[VAL_10]] : (i64) -> index
+! CHECK: %[[VAL_12:.*]] = arith.constant 50 : i64
+! CHECK: %[[VAL_13:.*]] = fir.convert %[[VAL_12]] : (i64) -> index
+! CHECK: %[[VAL_14:.*]] = fir.shape_shift %[[VAL_6]]#0, %[[VAL_6]]#1 : (index, index) -> !fir.shapeshift<1>
+! CHECK: %[[VAL_15:.*]] = fir.slice %[[VAL_9]], %[[VAL_13]], %[[VAL_11]] : (index, index, index) -> !fir.slice<1>
+! CHECK: %[[VAL_16:.*]] = fir.embox %[[VAL_7]](%[[VAL_14]]) {{\[}}%[[VAL_15]]] : (!fir.heap<!fir.array<?xf32>>, !fir.shapeshift<1>, !fir.slice<1>) -> !fir.box<!fir.array<?xf32>>
+! CHECK: fir.call @_QPtakes_real_array(%[[VAL_16]]) : (!fir.box<!fir.array<?xf32>>) -> ()
+! CHECK: %[[VAL_17:.*]] = arith.constant 5 : i64
+! CHECK: %[[VAL_18:.*]] = arith.constant 1 : i64
+! CHECK: %[[VAL_19:.*]] = arith.subi %[[VAL_17]], %[[VAL_18]] : i64
+! CHECK: %[[VAL_20:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_19]] : (!fir.ref<!fir.array<100x!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>>, i64) -> !fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>
+! CHECK: %[[VAL_21:.*]] = fir.field_index p, !fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>
+! CHECK: %[[VAL_22:.*]] = fir.coordinate_of %[[VAL_20]], %[[VAL_21]] : (!fir.ref<!fir.type<_QMacompTreal_a1{p:!fir.box<!fir.heap<!fir.array<?xf32>>>}>>, !fir.field) -> !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[VAL_23:.*]] = fir.load %[[VAL_22]] : !fir.ref<!fir.box<!fir.heap<!fir.array<?xf32>>>>
+! CHECK: %[[VAL_24:.*]] = arith.constant 0 : index
+! CHECK: %[[VAL_25:.*]]:3 = fir.box_dims %[[VAL_23]], %[[VAL_24]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>, index) -> (index, index, index)
+! CHECK: %[[VAL_26:.*]] = fir.box_addr %[[VAL_23]] : (!fir.box<!fir.heap<!fir.array<?xf32>>>) -> !fir.heap<!fir.array<?xf32>>
+! CHECK: %[[VAL_27:.*]] = arith.constant 20 : i64
+! CHECK: %[[VAL_28:.*]] = fir.convert %[[VAL_27]] : (i64) -> index
+! CHECK: %[[VAL_29:.*]] = arith.constant 2 : i64
+! CHECK: %[[VAL_30:.*]] = fir.convert %[[VAL_29]] : (i64) -> index
+! CHECK: %[[VAL_31:.*]] = arith.constant 50 : i64
+! CHECK: %[[VAL_32:.*]] = fir.convert %[[VAL_31]] : (i64) -> index
+! CHECK: %[[VAL_33:.*]] = fir.shape_shift %[[VAL_25]]#0, %[[VAL_25]]#1 : (index, index) -> !fir.shapeshift<1>
+! CHECK: %[[VAL_34:.*]] = fir.slice %[[VAL_28]], %[[VAL_32]], %[[VAL_30]] : (index, index, index) -> !fir.slice<1>
+! CHECK: %[[VAL_35:.*]] = fir.embox %[[VAL_26]](%[[VAL_33]]) {{\[}}%[[VAL_34]]] : (!fir.heap<!fir.array<?xf32>>, !fir.shapeshift<1>, !fir.slice<1>) -> !fir.box<!fir.array<?xf32>>
+! CHECK: fir.call @_QPtakes_real_array(%[[VAL_35]]) : (!fir.box<!fir.array<?xf32>>) -> ()
+! CHECK: return
+! CHECK: }
+
+subroutine ref_array_real_a(a1_0, a1_1)
+ type(real_a1) :: a1_0, a1_1(100)
+ call takes_real_array(a1_0%p(20:50:2))
+ call takes_real_array(a1_1(5)%p(20:50:2))
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPref_scalar_cst_char_a
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine ref_scalar_cst_char_a(a0_0, a1_0, a0_1, a1_1)
+ type(cst_char_a0) :: a0_0, a0_1(100)
+ type(cst_char_a1) :: a1_0, a1_1(100)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[addr:.*]] = fir.box_addr %[[box]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %c10{{.*}}
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[addr:.*]] = fir.box_addr %[[box]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %c10{{.*}}
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a0_1(5)%p)
+
+
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[base:.*]] = fir.box_addr %[[box]]
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[base]], %[[index]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %c10{{.*}}
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a1_0%p(7))
+
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[base:.*]] = fir.box_addr %[[box]]
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[base]], %[[index]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %c10{{.*}}
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a1_1(5)%p(7))
+
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPref_scalar_def_char_a
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine ref_scalar_def_char_a(a0_0, a1_0, a0_1, a1_1)
+ type(def_char_a0) :: a0_0, a0_1(100)
+ type(def_char_a1) :: a1_0, a1_1(100)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[len:.*]] = fir.box_elesize %[[box]]
+ ! CHECK-DAG: %[[addr:.*]] = fir.box_addr %[[box]]
+ ! CHECK-DAG: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %[[len]]
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[len:.*]] = fir.box_elesize %[[box]]
+ ! CHECK-DAG: %[[addr:.*]] = fir.box_addr %[[box]]
+ ! CHECK-DAG: %[[cast:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cast]], %[[len]]
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a0_1(5)%p)
+
+
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK-DAG: %[[len:.*]] = fir.box_elesize %[[box]]
+ ! CHECK-DAG: %[[base:.*]] = fir.box_addr %[[box]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[base]] : (!fir.heap<!fir.array<?x!fir.char<1,?>>>) -> !fir.ref<!fir.array<?x!fir.char<1,?>>>
+ ! CHECK: %[[c7:.*]] = fir.convert %c7{{.*}} : (i64) -> index
+ ! CHECK: %[[sub:.*]] = arith.subi %[[c7]], %[[dims]]#0 : index
+ ! CHECK: %[[mul:.*]] = arith.muli %[[len]], %[[sub]] : index
+ ! CHECK: %[[offset:.*]] = arith.addi %[[mul]], %c0{{.*}} : index
+ ! CHECK: %[[cnvt:.*]] = fir.convert %[[cast]]
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[cnvt]], %[[offset]]
+ ! CHECK: %[[cnvt:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cnvt]], %[[len]]
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a1_0%p(7))
+
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK-DAG: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK-DAG: %[[len:.*]] = fir.box_elesize %[[box]]
+ ! CHECK-DAG: %[[base:.*]] = fir.box_addr %[[box]]
+ ! CHECK: %[[cast:.*]] = fir.convert %[[base]] : (!fir.heap<!fir.array<?x!fir.char<1,?>>>) -> !fir.ref<!fir.array<?x!fir.char<1,?>>>
+ ! CHECK: %[[c7:.*]] = fir.convert %c7{{.*}} : (i64) -> index
+ ! CHECK: %[[sub:.*]] = arith.subi %[[c7]], %[[dims]]#0 : index
+ ! CHECK: %[[mul:.*]] = arith.muli %[[len]], %[[sub]] : index
+ ! CHECK: %[[offset:.*]] = arith.addi %[[mul]], %c0{{.*}} : index
+ ! CHECK: %[[cnvt:.*]] = fir.convert %[[cast]]
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[cnvt]], %[[offset]]
+ ! CHECK: %[[cnvt:.*]] = fir.convert %[[addr]]
+ ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[cnvt]], %[[len]]
+ ! CHECK: fir.call @_QPtakes_char_scalar(%[[boxchar]])
+ call takes_char_scalar(a1_1(5)%p(7))
+
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPref_scalar_derived
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine ref_scalar_derived(a0_0, a1_0, a0_1, a1_1)
+ type(derived_a0) :: a0_0, a0_1(100)
+ type(derived_a1) :: a1_0, a1_1(100)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[fldx:.*]] = fir.field_index x
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[box]], %[[fldx]]
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[addr]])
+ call takes_real_scalar(a0_0%p%x)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[fldx:.*]] = fir.field_index x
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[box]], %[[fldx]]
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[addr]])
+ call takes_real_scalar(a0_1(5)%p%x)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[elem:.*]] = fir.coordinate_of %[[box]], %[[index]]
+ ! CHECK: %[[fldx:.*]] = fir.field_index x
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[elem]], %[[fldx]]
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[addr]])
+ call takes_real_scalar(a1_0%p(7)%x)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: %[[dims:.*]]:3 = fir.box_dims %[[box]], %c0{{.*}}
+ ! CHECK: %[[lb:.*]] = fir.convert %[[dims]]#0 : (index) -> i64
+ ! CHECK: %[[index:.*]] = arith.subi %c7{{.*}}, %[[lb]] : i64
+ ! CHECK: %[[elem:.*]] = fir.coordinate_of %[[box]], %[[index]]
+ ! CHECK: %[[fldx:.*]] = fir.field_index x
+ ! CHECK: %[[addr:.*]] = fir.coordinate_of %[[elem]], %[[fldx]]
+ ! CHECK: fir.call @_QPtakes_real_scalar(%[[addr]])
+ call takes_real_scalar(a1_1(5)%p(7)%x)
+
+end subroutine
+
+! -----------------------------------------------------------------------------
+! Test passing allocatable component references as allocatables
+! -----------------------------------------------------------------------------
+
+! CHECK-LABEL: func @_QMacompPpass_real_a
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine pass_real_a(a0_0, a1_0, a0_1, a1_1)
+ type(real_a0) :: a0_0, a0_1(100)
+ type(real_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: fir.call @_QPtakes_real_scalar_pointer(%[[coor]])
+ call takes_real_scalar_pointer(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.call @_QPtakes_real_scalar_pointer(%[[coor]])
+ call takes_real_scalar_pointer(a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: fir.call @_QPtakes_real_array_pointer(%[[coor]])
+ call takes_real_array_pointer(a1_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.call @_QPtakes_real_array_pointer(%[[coor]])
+ call takes_real_array_pointer(a1_1(5)%p)
+end subroutine
+
+! -----------------------------------------------------------------------------
+! Test usage in intrinsics where pointer aspect matters
+! -----------------------------------------------------------------------------
+
+! CHECK-LABEL: func @_QMacompPallocated_p
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine allocated_p(a0_0, a1_0, a0_1, a1_1)
+ type(real_a0) :: a0_0, a0_1(100)
+ type(def_char_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: fir.box_addr %[[box]]
+ call takes_logical(allocated(a0_0%p))
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: fir.box_addr %[[box]]
+ call takes_logical(allocated(a0_1(5)%p))
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: fir.box_addr %[[box]]
+ call takes_logical(allocated(a1_0%p))
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: %[[box:.*]] = fir.load %[[coor]]
+ ! CHECK: fir.box_addr %[[box]]
+ call takes_logical(allocated(a1_1(5)%p))
+end subroutine
+
+! -----------------------------------------------------------------------------
+! Test allocation
+! -----------------------------------------------------------------------------
+
+! CHECK-LABEL: func @_QMacompPallocate_real
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine allocate_real(a0_0, a1_0, a0_1, a1_1)
+ type(real_a0) :: a0_0, a0_1(100)
+ type(real_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a1_0%p(100))
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a1_1(5)%p(100))
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPallocate_cst_char
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine allocate_cst_char(a0_0, a1_0, a0_1, a1_1)
+ type(cst_char_a0) :: a0_0, a0_1(100)
+ type(cst_char_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a1_0%p(100))
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(a1_1(5)%p(100))
+end subroutine
+
+! CHECK-LABEL: func @_QMacompPallocate_def_char
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine allocate_def_char(a0_0, a1_0, a0_1, a1_1)
+ type(def_char_a0) :: a0_0, a0_1(100)
+ type(def_char_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(character(18)::a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(character(18)::a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(character(18)::a1_0%p(100))
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ allocate(character(18)::a1_1(5)%p(100))
+end subroutine
+
+! -----------------------------------------------------------------------------
+! Test deallocation
+! -----------------------------------------------------------------------------
+
+! CHECK-LABEL: func @_QMacompPdeallocate_real
+! CHECK-SAME: (%[[a0_0:.*]]: {{.*}}, %[[a1_0:.*]]: {{.*}}, %[[a0_1:.*]]: {{.*}}, %[[a1_1:.*]]: {{.*}})
+subroutine deallocate_real(a0_0, a1_0, a0_1, a1_1)
+ type(real_a0) :: a0_0, a0_1(100)
+ type(real_a1) :: a1_0, a1_1(100)
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a0_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ deallocate(a0_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a0_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ deallocate(a0_1(5)%p)
+
+ ! CHECK: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[a1_0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ deallocate(a1_0%p)
+
+ ! CHECK-DAG: %[[coor0:.*]] = fir.coordinate_of %[[a1_1]], %{{.*}}
+ ! CHECK-DAG: %[[fld:.*]] = fir.field_index p
+ ! CHECK: %[[coor:.*]] = fir.coordinate_of %[[coor0]], %[[fld]]
+ ! CHECK: fir.store {{.*}} to %[[coor]]
+ deallocate(a1_1(5)%p)
+end subroutine
+
+! -----------------------------------------------------------------------------
+! Test a recursive derived type reference
+! -----------------------------------------------------------------------------
+
+! CHECK: func @_QMacompPtest_recursive
+! CHECK-SAME: (%[[x:.*]]: {{.*}})
+subroutine test_recursive(x)
+ type t
+ integer :: i
+ type(t), allocatable :: next
+ end type
+ type(t) :: x
+
+ ! CHECK: %[[fldNext1:.*]] = fir.field_index next
+ ! CHECK: %[[next1:.*]] = fir.coordinate_of %[[x]], %[[fldNext1]]
+ ! CHECK: %[[nextBox1:.*]] = fir.load %[[next1]]
+ ! CHECK: %[[fldNext2:.*]] = fir.field_index next
+ ! CHECK: %[[next2:.*]] = fir.coordinate_of %[[nextBox1]], %[[fldNext2]]
+ ! CHECK: %[[nextBox2:.*]] = fir.load %[[next2]]
+ ! CHECK: %[[fldNext3:.*]] = fir.field_index next
+ ! CHECK: %[[next3:.*]] = fir.coordinate_of %[[nextBox2]], %[[fldNext3]]
+ ! CHECK: %[[nextBox3:.*]] = fir.load %[[next3]]
+ ! CHECK: %[[fldi:.*]] = fir.field_index i
+ ! CHECK: %[[i:.*]] = fir.coordinate_of %[[nextBox3]], %[[fldi]]
+ ! CHECK: %[[nextBox3:.*]] = fir.load %[[i]] : !fir.ref<i32>
+ print *, x%next%next%next%i
+end subroutine
+
+end module
diff --git a/flang/test/Lower/derived-assignments.f90 b/flang/test/Lower/derived-assignments.f90
new file mode 100644
index 0000000000000..92ef6dc60f002
--- /dev/null
+++ b/flang/test/Lower/derived-assignments.f90
@@ -0,0 +1,228 @@
+! Test lowering of derived type assignments
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+
+! Assignment of simple "struct" with trivial intrinsic members.
+! CHECK-LABEL: func @_QPtest1
+subroutine test1
+ type t
+ integer a
+ integer b
+ end type t
+ type(t) :: t1, t2
+ ! CHECK-DAG: %[[VAL_0:.*]] = fir.alloca !fir.type<_QFtest1Tt{a:i32,b:i32}> {{{.*}}uniq_name = "_QFtest1Et1"}
+ ! CHECK-DAG: %[[VAL_1:.*]] = fir.alloca !fir.type<_QFtest1Tt{a:i32,b:i32}> {{{.*}}uniq_name = "_QFtest1Et2"}
+ ! CHECK: %[[VAL_2:.*]] = fir.field_index a, !fir.type<_QFtest1Tt{a:i32,b:i32}>
+ ! CHECK: %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest1Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_4:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest1Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_5:.*]] = fir.load %[[VAL_3]] : !fir.ref<i32>
+ ! CHECK: fir.store %[[VAL_5]] to %[[VAL_4]] : !fir.ref<i32>
+ ! CHECK: %[[VAL_6:.*]] = fir.field_index b, !fir.type<_QFtest1Tt{a:i32,b:i32}>
+ ! CHECK: %[[VAL_7:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_6]] : (!fir.ref<!fir.type<_QFtest1Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_8:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_6]] : (!fir.ref<!fir.type<_QFtest1Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_9:.*]] = fir.load %[[VAL_7]] : !fir.ref<i32>
+ ! CHECK: fir.store %[[VAL_9]] to %[[VAL_8]] : !fir.ref<i32>
+ t1 = t2
+end subroutine test1
+
+! Test a defined assignment on a simple struct.
+module m2
+ type t
+ integer a
+ integer b
+ end type t
+ interface assignment (=)
+ module procedure t_to_t
+ end interface assignment (=)
+contains
+ ! CHECK-LABEL: func @_QMm2Ptest2
+ subroutine test2
+ type(t) :: t1, t2
+ ! CHECK: fir.call @_QMm2Pt_to_t(%{{.*}}, %{{.*}}) : (!fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>, !fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>) -> ()
+ t1 = t2
+ ! CHECK: return
+ end subroutine test2
+
+ ! Swap elements on assignment.
+ ! CHECK-LABEL: func @_QMm2Pt_to_t(
+ ! CHECK-SAME: %[[a1:[^:]*]]: !fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>{{.*}}, %[[b1:[^:]*]]: !fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>{{.*}}) {
+ subroutine t_to_t(a1,b1)
+ type(t), intent(out) :: a1
+ type(t), intent(in) :: b1
+ ! CHECK: %[[b:.*]] = fir.field_index b, !fir.type<_QMm2Tt{a:i32,b:i32}>
+ ! CHECK: %[[b1b:.*]] = fir.coordinate_of %[[b1]], %[[b]] : (!fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[v:.*]] = fir.load %[[b1b]] : !fir.ref<i32>
+ ! CHECK: %[[a:.*]] = fir.field_index a, !fir.type<_QMm2Tt{a:i32,b:i32}>
+ ! CHECK: %[[a1a:.*]] = fir.coordinate_of %[[a1]], %[[a]] : (!fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: fir.store %[[v]] to %[[a1a]] : !fir.ref<i32>
+ ! CHECK: %[[a:.*]] = fir.field_index a, !fir.type<_QMm2Tt{a:i32,b:i32}>
+ ! CHECK: %[[b1a:.*]] = fir.coordinate_of %[[b1]], %[[a]] : (!fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[v:.*]] = fir.load %[[b1a]] : !fir.ref<i32>
+ ! CHECK: %[[b:.*]] = fir.field_index b, !fir.type<_QMm2Tt{a:i32,b:i32}>
+ ! CHECK: %[[a1b:.*]] = fir.coordinate_of %[[a1]], %[[b]] : (!fir.ref<!fir.type<_QMm2Tt{a:i32,b:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: fir.store %[[v]] to %[[a1b]] : !fir.ref<i32>
+ a1%a = b1%b
+ a1%b = b1%a
+ ! CHECK: return
+ end subroutine t_to_t
+end module m2
+
+! CHECK-LABEL: func @_QPtest3
+subroutine test3
+ type t
+ character(LEN=20) :: m_c
+ integer :: m_i
+ end type t
+ type(t) :: t1, t2
+ ! CHECK-DAG: %[[VAL_0:.*]] = fir.alloca !fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}> {{{.*}}uniq_name = "_QFtest3Et1"}
+ ! CHECK-DAG: %[[VAL_1:.*]] = fir.alloca !fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}> {{{.*}}uniq_name = "_QFtest3Et2"}
+ ! CHECK: %[[VAL_2:.*]] = fir.field_index m_c, !fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>
+ ! CHECK: %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.char<1,20>>
+ ! CHECK: %[[VAL_4:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.char<1,20>>
+ ! CHECK: %[[VAL_5:.*]] = arith.constant 20 : index
+ ! CHECK: %[[VAL_6:.*]] = arith.constant 1 : i64
+ ! CHECK: %[[VAL_7:.*]] = fir.convert %[[VAL_5]] : (index) -> i64
+ ! CHECK: %[[VAL_8:.*]] = arith.muli %[[VAL_6]], %[[VAL_7]] : i64
+ ! CHECK: %[[VAL_9:.*]] = arith.constant false
+ ! CHECK: %[[VAL_10:.*]] = fir.convert %[[VAL_4]] : (!fir.ref<!fir.char<1,20>>) -> !fir.ref<i8>
+ ! CHECK: %[[VAL_11:.*]] = fir.convert %[[VAL_3]] : (!fir.ref<!fir.char<1,20>>) -> !fir.ref<i8>
+ ! CHECK: fir.call @llvm.memmove.p0i8.p0i8.i64(%[[VAL_10]], %[[VAL_11]], %[[VAL_8]], %[[VAL_9]]) : (!fir.ref<i8>, !fir.ref<i8>, i64, i1) -> ()
+ ! CHECK: %[[VAL_12:.*]] = fir.field_index m_i, !fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>
+ ! CHECK: %[[VAL_13:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_12]] : (!fir.ref<!fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_14:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_12]] : (!fir.ref<!fir.type<_QFtest3Tt{m_c:!fir.char<1,20>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_13]] : !fir.ref<i32>
+ ! CHECK: fir.store %[[VAL_15]] to %[[VAL_14]] : !fir.ref<i32>
+ t1 = t2
+ ! CHECK: return
+end subroutine test3
+
+! CHECK-LABEL: func @_QPtest_array_comp(
+! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>{{.*}}) {
+subroutine test_array_comp(t1, t2)
+ type t
+ real :: m_x(10)
+ integer :: m_i
+ end type t
+ type(t) :: t1, t2
+
+ ! CHECK: %[[VAL_2:.*]] = fir.field_index m_x, !fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>
+ ! CHECK: %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.array<10xf32>>
+ ! CHECK: %[[VAL_4:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.array<10xf32>>
+ ! CHECK: %[[VAL_5:.*]] = arith.constant 0 : index
+ ! CHECK: %[[VAL_6:.*]] = arith.constant 1 : index
+ ! CHECK: %[[VAL_7:.*]] = arith.constant 9 : index
+ ! CHECK: fir.do_loop %[[VAL_8:.*]] = %[[VAL_5]] to %[[VAL_7]] step %[[VAL_6]] {
+ ! CHECK: %[[VAL_9:.*]] = fir.coordinate_of %[[VAL_4]], %[[VAL_8]] : (!fir.ref<!fir.array<10xf32>>, index) -> !fir.ref<f32>
+ ! CHECK: %[[VAL_10:.*]] = fir.coordinate_of %[[VAL_3]], %[[VAL_8]] : (!fir.ref<!fir.array<10xf32>>, index) -> !fir.ref<f32>
+ ! CHECK: %[[VAL_11:.*]] = fir.load %[[VAL_10]] : !fir.ref<f32>
+ ! CHECK: fir.store %[[VAL_11]] to %[[VAL_9]] : !fir.ref<f32>
+ ! CHECK: }
+ ! CHECK: %[[VAL_12:.*]] = fir.field_index m_i, !fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>
+ ! CHECK: %[[VAL_13:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_12]] : (!fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_14:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_12]] : (!fir.ref<!fir.type<_QFtest_array_compTt{m_x:!fir.array<10xf32>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_15:.*]] = fir.load %[[VAL_13]] : !fir.ref<i32>
+ ! CHECK: fir.store %[[VAL_15]] to %[[VAL_14]] : !fir.ref<i32>
+ t1 = t2
+end subroutine
+
+! CHECK-LABEL: func @_QPtest_ptr_comp(
+! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>{{.*}}, %[[VAL_1]]: !fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>{{.*}}) {
+subroutine test_ptr_comp(t1, t2)
+ type t
+ complex, pointer :: ptr(:)
+ integer :: m_i
+ end type t
+ type(t) :: t1, t2
+
+ ! CHECK: %[[VAL_2:.*]] = fir.field_index ptr, !fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>
+ ! CHECK: %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>>
+ ! CHECK: %[[VAL_4:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>, !fir.field) -> !fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>>
+ ! CHECK: %[[VAL_5:.*]] = fir.load %[[VAL_3]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>>
+ ! CHECK: fir.store %[[VAL_5]] to %[[VAL_4]] : !fir.ref<!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>>
+ ! CHECK: %[[VAL_6:.*]] = fir.field_index m_i, !fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>
+ ! CHECK: %[[VAL_7:.*]] = fir.coordinate_of %[[VAL_1]], %[[VAL_6]] : (!fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_8:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_6]] : (!fir.ref<!fir.type<_QFtest_ptr_compTt{ptr:!fir.box<!fir.ptr<!fir.array<?x!fir.complex<4>>>>,m_i:i32}>>, !fir.field) -> !fir.ref<i32>
+ ! CHECK: %[[VAL_9:.*]] = fir.load %[[VAL_7]] : !fir.ref<i32>
+ ! CHECK: fir.store %[[VAL_9]] to %[[VAL_8]] : !fir.ref<i32>
+ t1 = t2
+end subroutine
+
+! CHECK-LABEL: func @_QPtest_box_assign(
+! CHECK-SAME: %[[t1:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>{{.*}}, %[[t2:.*]]: !fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>{{.*}}) {
+subroutine test_box_assign(t1, t2)
+ type t
+ integer :: i
+ end type t
+ ! Note: the implementation of this case is not optimal, the runtime call is overkill, but right now
+ ! lowering is conservative with derived type pointers because it does not make a
diff erence between the
+ ! polymorphic and non polymorphic ones at the FIR level.
+ type(t), pointer :: t1, t2
+ ! CHECK: %[[tmpBox:.*]] = fir.alloca !fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>
+ ! CHECK: %[[t2Load:.*]] = fir.load %[[t2]] : !fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>
+ ! CHECK: %[[t1Load:.*]] = fir.load %[[t1]] : !fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>
+ ! CHECK: fir.store %[[t1Load]] to %[[tmpBox]] : !fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>
+ ! CHECK: %[[lhs:.*]] = fir.convert %[[tmpBox]] : (!fir.ref<!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>>) -> !fir.ref<!fir.box<none>>
+ ! CHECK: %[[rhs:.*]] = fir.convert %[[t2Load]] : (!fir.box<!fir.ptr<!fir.type<_QFtest_box_assignTt{i:i32}>>>) -> !fir.box<none>
+ ! CHECK: fir.call @_FortranAAssign(%[[lhs]], %[[rhs]], %{{.*}}, %{{.*}}) : (!fir.ref<!fir.box<none>>, !fir.box<none>, !fir.ref<i8>, i32) -> none
+ t1 = t2
+end subroutine
+
+! CHECK-LABEL: func @_QPtest_alloc_comp(
+! CHECK-SAME: %[[t1:.*]]: !fir.ref<!fir.type<_QFtest_alloc_compTt{x:!fir.box<!fir.heap<!fir.array<?x?xf32>>>,i:i32}>>{{.*}}, %[[t2:.*]]: !fir.ref<!fir.type<_QFtest_alloc_compTt{x:!fir.box<!fir.heap<!fir.array<?x?xf32>>>,i:i32}>>{{.*}}) {
+subroutine test_alloc_comp(t1, t2)
+! Test that derived type assignment with allocatable components are using the
+! runtime to handle the deep copy.
+ type t
+ real, allocatable :: x(:, :)
+ integer :: i
+ end type
+ type(t) :: t1, t2
+ ! CHECK: %[[tmpBox:.*]] = fir.alloca !fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>
+ ! CHECK: %[[t1Box:.*]] = fir.embox %[[t1]] : (!fir.ref<!fir.type<_QFtest_alloc_compTt{{.*}}>>) -> !fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>
+ ! CHECK: %[[t2Box:.*]] = fir.embox %[[t2]] : (!fir.ref<!fir.type<_QFtest_alloc_compTt{{.*}}>>) -> !fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>
+ ! CHECK: fir.store %[[t1Box]] to %[[tmpBox]] : !fir.ref<!fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>>
+ ! CHECK: %[[lhs:.*]] = fir.convert %[[tmpBox]] : (!fir.ref<!fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>>) -> !fir.ref<!fir.box<none>>
+ ! CHECK: %[[rhs:.*]] = fir.convert %[[t2Box]] : (!fir.box<!fir.type<_QFtest_alloc_compTt{{.*}}>>) -> !fir.box<none>
+ ! CHECK: fir.call @_FortranAAssign(%[[lhs]], %[[rhs]], %{{.*}}, %{{.*}}) : (!fir.ref<!fir.box<none>>, !fir.box<none>, !fir.ref<i8>, i32) -> none
+ t1 = t2
+end subroutine
+
+! Reinstate this test when polymorphic types are more fully supported.
+!
+!module component_with_user_def_assign
+! type t0
+! integer :: i
+! integer :: j
+! contains
+! procedure :: user_def
+! generic :: assignment(=) => user_def
+! end type
+! interface
+! subroutine user_def(other, self)
+! import t0
+! class(t0), intent(out) :: other
+! class(t0), intent(in) :: self
+! end subroutine
+! end interface
+
+! ! Assignments of type(t) must call the user defined assignment for component a.
+! ! Currently this is delegated to the runtime.
+! type t
+! type(t0) :: a
+! integer :: i
+! end type
+
+!contains
+! ! cHECK-LABEL: func @_QMcomponent_with_user_def_assignPtest(
+! ! cHECK-SAME: %[[t1:.*]]: !fir.ref<!fir.type<_QMcomponent_with_user_def_assignTt{a:!fir.type<_QMcomponent_with_user_def_assignTt0{i:i32,j:i32}>,i:i32}>>{{.*}}, %[[t2:.*]]: !fir.ref<!fir.type<_QMcomponent_with_user_def_assignTt{a:!fir.type<_QMcomponent_with_user_def_assignTt0{i:i32,j:i32}>,i:i32}>>{{.*}}) {
+! subroutine test(t1, t2)
+! type(t) :: t1, t2
+! ! cHECK: %[[tmpBox:.*]] = fir.alloca !fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>
+! ! cHECK: %[[t1Box:.*]] = fir.embox %[[t1]] : (!fir.ref<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>) -> !fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>
+! ! cHECK: %[[t2Box:.*]] = fir.embox %[[t2]] : (!fir.ref<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>) -> !fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>
+! ! cHECK: fir.store %[[t1Box]] to %[[tmpBox]] : !fir.ref<!fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>>
+! ! cHECK: %[[lhs:.*]] = fir.convert %[[tmpBox]] : (!fir.ref<!fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>>) -> !fir.ref<!fir.box<none>>
+! ! cHECK: %[[rhs:.*]] = fir.convert %[[t2Box]] : (!fir.box<!fir.type<_QMcomponent_with_user_def_assignTt{{.*}}>>) -> !fir.box<none>
+! ! cHECK: fir.call @_FortranAAssign(%[[lhs]], %[[rhs]], %{{.*}}, %{{.*}}) : (!fir.ref<!fir.box<none>>, !fir.box<none>, !fir.ref<i8>, i32) -> none
+! t1 = t2
+! end subroutine
+!end module
diff --git a/flang/test/Lower/derived-type-descriptor.f90 b/flang/test/Lower/derived-type-descriptor.f90
new file mode 100644
index 0000000000000..116c4ee300971
--- /dev/null
+++ b/flang/test/Lower/derived-type-descriptor.f90
@@ -0,0 +1,54 @@
+! Test lowering of derived type descriptors builtin data
+! RUN: bbc -emit-fir %s -o - | FileCheck %s
+
+subroutine foo()
+ real, save, target :: init_values(10, 10)
+ type sometype
+ integer :: num = 42
+ real, pointer :: values(:, :) => init_values
+ end type
+ type(sometype), allocatable, save :: x(:)
+end subroutine
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.n.num constant : !fir.char<1,3> {
+! CHECK: %[[res:.*]] = fir.string_lit "num"(3) : !fir.char<1,3>
+! CHECK: fir.has_value %[[res]] : !fir.char<1,3>
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.di.sometype.num constant : i32
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.n.values constant : !fir.char<1,6> {
+! CHECK: %[[res:.*]] = fir.string_lit "values"(6) : !fir.char<1,6>
+! CHECK: fir.has_value %[[res]] : !fir.char<1,6>
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.n.sometype constant : !fir.char<1,8> {
+! CHECK: %[[res:.*]] = fir.string_lit "sometype"(8) : !fir.char<1,8>
+! CHECK: fir.has_value %[[res]] : !fir.char<1,8>
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.di.sometype.values constant : !fir.type<_QFfooT.dp.sometype.values{values:!fir.box<!fir.ptr<!fir.array<?x?xf32>>>}> {
+ ! CHECK: fir.address_of(@_QFfooEinit_values)
+! CHECK: }
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.dt.sometype constant {{.*}} {
+ !CHECK: fir.address_of(@_QFfooE.n.sometype)
+ !CHECK: fir.address_of(@_QFfooE.c.sometype)
+! CHECK:}
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFfooE.c.sometype constant {{.*}} {
+ ! CHECK: fir.address_of(@_QFfooE.n.num)
+ ! CHECK: fir.address_of(@_QFfooE.di.sometype.num) : !fir.ref<i32>
+ ! CHECK: fir.address_of(@_QFfooE.n.values)
+ ! CHECK: fir.address_of(@_QFfooE.di.sometype.values)
+! CHECK: }
+
+subroutine char_comp_init()
+ implicit none
+ type t
+ character(8) :: name='Empty'
+ end type t
+ type(t) :: a
+end subroutine
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFchar_comp_initE.di.t.name constant : !fir.char<1,8> {
+! CHECK: %[[res:.*]] = fir.string_lit "Empty "(8) : !fir.char<1,8>
+! CHECK: fir.has_value %[[res]] : !fir.char<1,8>
+
+! CHECK-LABEL: fir.global linkonce_odr @_QFchar_comp_initE.c.t constant : {{.*}} {
+ ! CHECK: fir.address_of(@_QFchar_comp_initE.di.t.name) : !fir.ref<!fir.char<1,8>>
+! CHECK: }
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