flang/test/Lower/dummy-procedure-character.f90

   1 ! Test lowering of character function dummy procedure. The length must be
   2 ! passed along the function address.
   3 ! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s
   4
   5 ! -----------------------------------------------------------------------------
   6 !     Test passing a character function as dummy procedure
   7 ! -----------------------------------------------------------------------------
   8
   9 ! CHECK-LABEL: func @_QPcst_len
  10 subroutine cst_len()
  11   interface
  12     character(7) function bar1()
  13     end function
  14   end interface
  15   call foo1(bar1)
  16 ! CHECK:  %[[VAL_0:.*]] = fir.address_of(@_QPbar1) : (!fir.ref<!fir.char<1,7>>, index) -> !fir.boxchar<1>
  17 ! CHECK:  %[[VAL_1:.*]] = arith.constant 7 : i64
  18 ! CHECK:  %[[VAL_2:.*]] = fir.emboxproc %[[VAL_0]] : ((!fir.ref<!fir.char<1,7>>, index) -> !fir.boxchar<1>) -> !fir.boxproc<() -> ()>
  19 ! CHECK:  %[[VAL_3:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
  20 ! CHECK:  %[[VAL_4:.*]] = fir.insert_value %[[VAL_3]], %[[VAL_2]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
  21 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_1]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
  22 ! CHECK:  fir.call @_QPfoo1(%[[VAL_5]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
  23 end subroutine
  24
  25 ! CHECK-LABEL: func @_QPcst_len_array
  26 subroutine cst_len_array()
  27   interface
  28     function bar1_array()
  29       character(7) :: bar1_array(10)
  30     end function
  31   end interface
  32 ! CHECK:  %[[VAL_0:.*]] = fir.address_of(@_QPbar1_array) : () -> !fir.array<10x!fir.char<1,7>>
  33 ! CHECK:  %[[VAL_1:.*]] = arith.constant 7 : i64
  34 ! CHECK:  %[[VAL_2:.*]] = fir.emboxproc %[[VAL_0]] : (() -> !fir.array<10x!fir.char<1,7>>) -> !fir.boxproc<() -> ()>
  35 ! CHECK:  %[[VAL_3:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
  36 ! CHECK:  %[[VAL_4:.*]] = fir.insert_value %[[VAL_3]], %[[VAL_2]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
  37 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_1]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
  38 ! CHECK:  fir.call @_QPfoo1b(%[[VAL_5]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
  39   call foo1b(bar1_array)
  40 end subroutine
  41
  42 ! CHECK-LABEL: func @_QPcst_len_2
  43 subroutine cst_len_2()
  44   character(7) :: bar2
  45   external :: bar2
  46 ! CHECK:  %[[VAL_0:.*]] = fir.address_of(@_QPbar2) : (!fir.ref<!fir.char<1,7>>, index) -> !fir.boxchar<1>
  47 ! CHECK:  %[[VAL_1:.*]] = arith.constant 7 : i64
  48 ! CHECK:  %[[VAL_2:.*]] = fir.emboxproc %[[VAL_0]] : ((!fir.ref<!fir.char<1,7>>, index) -> !fir.boxchar<1>) -> !fir.boxproc<() -> ()>
  49 ! CHECK:  %[[VAL_3:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
  50 ! CHECK:  %[[VAL_4:.*]] = fir.insert_value %[[VAL_3]], %[[VAL_2]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
  51 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_1]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
  52 ! CHECK:  fir.call @_QPfoo2(%[[VAL_5]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
  53   call foo2(bar2)
  54 end subroutine
  55
  56 ! CHECK-LABEL: func @_QPdyn_len(
  57 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<i32>{{.*}}) {
  58 subroutine dyn_len(n)
  59   integer :: n
  60   character(n) :: bar3
  61   external :: bar3
  62 ! CHECK:  %[[VAL_1:.*]] = fir.address_of(@_QPbar3) : (!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>
  63 ! CHECK:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
  64 ! CHECK:  %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (i32) -> i64
  65 ! CHECK:  %[[VAL_4:.*]] = arith.constant 0 : i64
  66 ! CHECK:  %[[VAL_5:.*]] = arith.cmpi sgt, %[[VAL_3]], %[[VAL_4]] : i64
  67 ! CHECK:  %[[VAL_6:.*]] = arith.select %[[VAL_5]], %[[VAL_3]], %[[VAL_4]] : i64
  68 ! CHECK:  %[[VAL_7:.*]] = fir.emboxproc %[[VAL_1]] : ((!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>) -> !fir.boxproc<() -> ()>
  69 ! CHECK:  %[[VAL_8:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
  70 ! CHECK:  %[[VAL_9:.*]] = fir.insert_value %[[VAL_8]], %[[VAL_7]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
  71 ! CHECK:  %[[VAL_10:.*]] = fir.insert_value %[[VAL_9]], %[[VAL_6]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
  72 ! CHECK:  fir.call @_QPfoo3(%[[VAL_10]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
  73   call foo3(bar3)
  74 end subroutine
  75
  76 ! CHECK-LABEL: func @_QPcannot_compute_len_yet
  77 subroutine cannot_compute_len_yet()
  78   interface
  79     function bar4(n)
  80       integer :: n
  81       character(n) :: bar4
  82     end function
  83   end interface
  84 ! CHECK:  %[[VAL_0:.*]] = fir.address_of(@_QPbar4) : (!fir.ref<!fir.char<1,?>>, index, !fir.ref<i32>) -> !fir.boxchar<1>
  85 ! CHECK:  %[[VAL_1:.*]] = arith.constant 0 : index
  86 ! CHECK:  %[[VAL_2:.*]] = fir.emboxproc %[[VAL_0]] : ((!fir.ref<!fir.char<1,?>>, index, !fir.ref<i32>) -> !fir.boxchar<1>) -> !fir.boxproc<() -> ()>
  87 ! CHECK:  %[[VAL_3:.*]] = fir.convert %[[VAL_1]] : (index) -> i64
  88 ! CHECK:  %[[VAL_4:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
  89 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_2]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
  90 ! CHECK:  %[[VAL_6:.*]] = fir.insert_value %[[VAL_5]], %[[VAL_3]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
  91 ! CHECK:  fir.call @_QPfoo4(%[[VAL_6]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
  92   call foo4(bar4)
  93 end subroutine
  94
  95 ! CHECK-LABEL: func @_QPcannot_compute_len_yet_2
  96 subroutine cannot_compute_len_yet_2()
  97   character(*) :: bar5
  98   external :: bar5
  99 ! CHECK:  %[[VAL_0:.*]] = fir.address_of(@_QPbar5) : (!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>
 100 ! CHECK:  %[[VAL_1:.*]] = arith.constant 0 : index
 101 ! CHECK:  %[[VAL_2:.*]] = fir.emboxproc %[[VAL_0]] : ((!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>) -> !fir.boxproc<() -> ()>
 102 ! CHECK:  %[[VAL_3:.*]] = fir.convert %[[VAL_1]] : (index) -> i64
 103 ! CHECK:  %[[VAL_4:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
 104 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_2]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
 105 ! CHECK:  %[[VAL_6:.*]] = fir.insert_value %[[VAL_5]], %[[VAL_3]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
 106 ! CHECK:  fir.call @_QPfoo5(%[[VAL_6]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
 107   call foo5(bar5)
 108 end subroutine
 109
 110 ! CHECK-LABEL: func @_QPforward_incoming_length
 111 ! CHECK-SAME: %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc}) {
 112 subroutine forward_incoming_length(bar6)
 113   character(*) :: bar6
 114   external :: bar6
 115 ! CHECK:  %[[VAL_1:.*]] = fir.extract_value %[[VAL_0]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 116 ! CHECK:  %[[WAL_2:.*]] = fir.box_addr %[[VAL_1]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 117 ! CHECK:  %[[VAL_2:.*]] = fir.extract_value %[[VAL_0]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> i64
 118 ! CHECK:  %[[WAL_1:.*]] = fir.emboxproc %[[WAL_2]] : (() -> ()) -> !fir.boxproc<() -> ()>
 119 ! CHECK:  %[[VAL_3:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
 120 ! CHECK:  %[[VAL_4:.*]] = fir.insert_value %[[VAL_3]], %[[WAL_1]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
 121 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_2]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
 122 ! CHECK:  fir.call @_QPfoo6(%[[VAL_5]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
 123   call foo6(bar6)
 124 end subroutine
 125
 126 ! CHECK-LABEL: func @_QPoverride_incoming_length
 127 ! CHECK-SAME: %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc}) {
 128 subroutine override_incoming_length(bar7)
 129   character(7) :: bar7
 130   external :: bar7
 131 ! CHECK:  %[[VAL_1:.*]] = fir.extract_value %[[VAL_0]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 132 ! CHECK:  %[[WAL_2:.*]] = fir.box_addr %[[VAL_1]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 133 ! CHECK:  %[[VAL_2:.*]] = arith.constant 7 : i64
 134 ! CHECK:  %[[WAL_1:.*]] = fir.emboxproc %[[WAL_2]] : (() -> ()) -> !fir.boxproc<() -> ()>
 135 ! CHECK:  %[[VAL_3:.*]] = fir.undefined tuple<!fir.boxproc<() -> ()>, i64>
 136 ! CHECK:  %[[VAL_4:.*]] = fir.insert_value %[[VAL_3]], %[[WAL_1]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, !fir.boxproc<() -> ()>) -> tuple<!fir.boxproc<() -> ()>, i64>
 137 ! CHECK:  %[[VAL_5:.*]] = fir.insert_value %[[VAL_4]], %[[VAL_2]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>, i64) -> tuple<!fir.boxproc<() -> ()>, i64>
 138 ! CHECK:  fir.call @_QPfoo7(%[[VAL_5]]) {{.*}}: (tuple<!fir.boxproc<() -> ()>, i64>) -> ()
 139   call foo7(bar7)
 140 end subroutine
 141
 142 ! -----------------------------------------------------------------------------
 143 !     Test calling character dummy function
 144 ! -----------------------------------------------------------------------------
 145
 146 ! CHECK-LABEL: func @_QPcall_assumed_length
 147 ! CHECK-SAME: %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc}) {
 148 subroutine call_assumed_length(bar8)
 149   character(*) :: bar8
 150   external :: bar8
 151 ! CHECK:  %[[VAL_3:.*]] = fir.extract_value %[[VAL_0]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 152 ! CHECK:  %[[WAL_2:.*]] = fir.box_addr %[[VAL_3]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 153 ! CHECK:  %[[VAL_4:.*]] = fir.extract_value %[[VAL_0]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> i64
 154 ! CHECK:  %[[VAL_6:.*]] = fir.alloca !fir.char<1,?>(%[[VAL_4]] : i64) {bindc_name = ".result"}
 155 ! CHECK:  %[[VAL_7:.*]] = fir.convert %[[WAL_2]] : (() -> ()) -> ((!fir.ref<!fir.char<1,?>>, index, !fir.ref<i32>) -> !fir.boxchar<1>)
 156 ! CHECK:  %[[VAL_8:.*]] = fir.convert %[[VAL_4]] : (i64) -> index
 157 ! CHECK:  fir.call %[[VAL_7]](%[[VAL_6]], %[[VAL_8]], %{{.*}}) {{.*}}: (!fir.ref<!fir.char<1,?>>, index, !fir.ref<i32>) -> !fir.boxchar<1>
 158   call test(bar8(42))
 159 end subroutine
 160
 161 ! CHECK-LABEL: func @_QPcall_explicit_length
 162 ! CHECK-SAME: %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc}) {
 163 subroutine call_explicit_length(bar9)
 164   character(7) :: bar9
 165   external :: bar9
 166 ! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.char<1,7> {bindc_name = ".result"}
 167 ! CHECK:  %[[VAL_4:.*]] = fir.extract_value %[[VAL_0]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 168 ! CHECK:  %[[WAL_1:.*]] = fir.box_addr %[[VAL_4]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 169 ! CHECK:  %[[VAL_5:.*]] = arith.constant 7 : i64
 170 ! CHECK:  %[[VAL_6:.*]] = fir.convert %[[VAL_5]] : (i64) -> index
 171 ! CHECK:  %[[C0:.*]] = arith.constant 0 : index
 172 ! CHECK:  %[[CMPI:.*]]  = arith.cmpi sgt, %[[VAL_6]], %[[C0]] : index
 173 ! CHECK:  %[[SELECT:.*]] = arith.select %[[CMPI]], %[[VAL_6]], %[[C0]] : index
 174 ! CHECK:  %[[VAL_8:.*]] = fir.convert %[[WAL_1]] : (() -> ()) -> ((!fir.ref<!fir.char<1,7>>, index, !fir.ref<i32>) -> !fir.boxchar<1>)
 175 ! CHECK:  fir.call %[[VAL_8]](%[[VAL_1]], %[[SELECT]], %{{.*}}) {{.*}}: (!fir.ref<!fir.char<1,7>>, index, !fir.ref<i32>) -> !fir.boxchar<1>
 176   call test(bar9(42))
 177 end subroutine
 178
 179 ! CHECK-LABEL: func @_QPcall_explicit_length_with_iface
 180 ! CHECK-SAME: %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc}) {
 181 subroutine call_explicit_length_with_iface(bar10)
 182   interface
 183     function bar10(n)
 184       integer(8) :: n
 185       character(n) :: bar10
 186     end function
 187   end interface
 188 ! CHECK:  %[[VAL_1:.*]] = fir.alloca i64
 189 ! CHECK:  %[[VAL_2:.*]] = arith.constant 42 : i64
 190 ! CHECK:  fir.store %[[VAL_2]] to %[[VAL_1]] : !fir.ref<i64>
 191 ! CHECK:  %[[VAL_3:.*]] = fir.extract_value %[[VAL_0]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 192 ! CHECK:  %[[WAL_1:.*]] = fir.box_addr %[[VAL_3]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 193 ! CHECK:  %[[VAL_4:.*]] = fir.load %[[VAL_1]] : !fir.ref<i64>
 194 ! CHECK:  %[[VAL_5:.*]] = fir.convert %[[VAL_4]] : (i64) -> index
 195 ! CHECK:  %[[C0:.*]] = arith.constant 0 : index
 196 ! CHECK:  %[[COMPI:.*]] = arith.cmpi sgt, %[[VAL_5]], %[[C0]] : index
 197 ! CHECK:  %[[SELECT:.*]] = arith.select %[[CMPI]], %[[VAL_5]], %[[C0]] : index
 198 ! CHECK:  %[[VAL_6:.*]] = llvm.intr.stacksave : !llvm.ptr
 199 ! CHECK:  %[[VAL_7:.*]] = fir.alloca !fir.char<1,?>(%[[SELECT]] : index) {bindc_name = ".result"}
 200 ! CHECK:  %[[VAL_8:.*]] = fir.convert %[[WAL_1]] : (() -> ()) -> ((!fir.ref<!fir.char<1,?>>, index, !fir.ref<i64>) -> !fir.boxchar<1>)
 201 ! CHECK:  fir.call %[[VAL_8]](%[[VAL_7]], %[[SELECT]], %[[VAL_1]]) {{.*}}: (!fir.ref<!fir.char<1,?>>, index, !fir.ref<i64>) -> !fir.boxchar<1>
 202   call test(bar10(42_8))
 203 end subroutine
 204
 205
 206 ! CHECK-LABEL: func @_QPhost(
 207 ! CHECK-SAME:  %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64>
 208 subroutine host(f)
 209   character*(*) :: f
 210   external :: f
 211   ! CHECK:  %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1:.*]], %{{.*}} : (!fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>>, i32) -> !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 212   ! CHECK:  fir.store %[[VAL_0]] to %[[VAL_3]] : !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 213   ! CHECK: fir.call @_QFhostPintern(%[[VAL_1]])
 214   call intern()
 215 contains
 216 ! CHECK-LABEL: func private @_QFhostPintern(
 217 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>> {fir.host_assoc})
 218   subroutine intern()
 219 ! CHECK:  %[[VAL_1:.*]] = arith.constant 0 : i32
 220 ! CHECK:  %[[VAL_2:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_1]] : (!fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>>, i32) -> !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 221 ! CHECK:  %[[VAL_3:.*]] = fir.load %[[VAL_2]] : !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 222 ! CHECK:  %[[VAL_4:.*]] = fir.extract_value %[[VAL_3]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 223 ! CHECK:  %[[WAL_1:.*]] = fir.box_addr %[[VAL_4]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 224 ! CHECK:  %[[VAL_5:.*]] = fir.extract_value %[[VAL_3]], [1 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> i64
 225 ! CHECK:  %[[VAL_7:.*]] = fir.alloca !fir.char<1,?>(%[[VAL_5]] : i64) {bindc_name = ".result"}
 226 ! CHECK:  %[[VAL_8:.*]] = fir.convert %[[WAL_1]] : (() -> ()) -> ((!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>)
 227 ! CHECK:  %[[VAL_9:.*]] = fir.convert %[[VAL_5]] : (i64) -> index
 228 ! CHECK:  fir.call %[[VAL_8]](%[[VAL_7]], %[[VAL_9]]) {{.*}}: (!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1>
 229     call test(f())
 230   end subroutine
 231 end subroutine
 232
 233 ! CHECK-LABEL: func @_QPhost2(
 234 ! CHECK-SAME:  %[[VAL_0:.*]]: tuple<!fir.boxproc<() -> ()>, i64> {fir.char_proc})
 235 subroutine host2(f)
 236   ! Test that dummy length is overridden by local length even when used
 237   ! in the internal procedure.
 238   character*(42) :: f
 239   external :: f
 240   ! CHECK:  %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_1:.*]], %{{.*}} : (!fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>>, i32) -> !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 241   ! CHECK:  fir.store %[[VAL_0]] to %[[VAL_3]] : !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 242   ! CHECK: fir.call @_QFhost2Pintern(%[[VAL_1]])
 243   call intern()
 244 contains
 245 ! CHECK-LABEL: func private @_QFhost2Pintern(
 246 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>> {fir.host_assoc})
 247   subroutine intern()
 248     ! CHECK:  %[[VAL_1:.*]] = fir.alloca !fir.char<1,42> {bindc_name = ".result"}
 249     ! CHECK:  %[[VAL_2:.*]] = arith.constant 0 : i32
 250     ! CHECK:  %[[VAL_3:.*]] = fir.coordinate_of %[[VAL_0]], %[[VAL_2]] : (!fir.ref<tuple<tuple<!fir.boxproc<() -> ()>, i64>>>, i32) -> !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 251     ! CHECK:  %[[VAL_4:.*]] = fir.load %[[VAL_3]] : !fir.ref<tuple<!fir.boxproc<() -> ()>, i64>>
 252     ! CHECK:  %[[VAL_5:.*]] = fir.extract_value %[[VAL_4]], [0 : index] : (tuple<!fir.boxproc<() -> ()>, i64>) -> !fir.boxproc<() -> ()>
 253     ! CHECK:  %[[WAL_1:.*]] = fir.box_addr %[[VAL_5]] : (!fir.boxproc<() -> ()>) -> (() -> ())
 254     ! CHECK:  %[[VAL_6:.*]] = arith.constant 42 : i64
 255     ! CHECK:  %[[VAL_7:.*]] = fir.convert %[[VAL_6]] : (i64) -> index
 256     ! CHECK:  %[[C0:.*]] = arith.constant 0 : index
 257     ! CHECK:  %[[CMPI:.*]] = arith.cmpi sgt, %[[VAL_7]], %[[C0]] : index
 258     ! CHECK:  %[[SELECT:.*]] = arith.select %[[CMPI]], %[[VAL_7]], %[[C0]] : index
 259     ! CHECK:  %[[VAL_9:.*]] = fir.convert %[[WAL_1]] : (() -> ()) -> ((!fir.ref<!fir.char<1,42>>, index) -> !fir.boxchar<1>)
 260     ! CHECK:  fir.call %[[VAL_9]](%[[VAL_1]], %[[SELECT]]) {{.*}}: (!fir.ref<!fir.char<1,42>>, index) -> !fir.boxchar<1>
 261     call test(f())
 262   end subroutine
 263 end subroutine