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1! Test GETCWD with dynamically optional arguments.2! RUN: bbc -emit-fir %s -o - | FileCheck %s3 4! CHECK-LABEL: func.func @_QPtest(5! CHECK-SAME: %[[cwdArg:.*]]: !fir.boxchar<1> {fir.bindc_name = "cwd"}) -> i32 {6integer function test(cwd)7 CHARACTER(len=255) :: cwd8 test = getcwd(cwd)9 ! CHECK-NEXT: %[[c8:.*]] = arith.constant 8 : i3210 ! CHECK-NEXT: %[[c255:.*]] = arith.constant 255 : index11 ! CHECK-NEXT: %[[DSCOPE:.*]] = fir.dummy_scope : !fir.dscope12 ! CHECK-NEXT: %[[cwdUnbox:.*]]:2 = fir.unboxchar %[[cwdArg]] : (!fir.boxchar<1>) -> (!fir.ref<!fir.char<1,?>>, index)13 ! CHECK-NEXT: %[[cwdCast:.*]] = fir.convert %[[cwdUnbox]]#0 : (!fir.ref<!fir.char<1,?>>) -> !fir.ref<!fir.char<1,255>>14 ! CHECK-NEXT: %[[cwdDeclare:.*]] = fir.declare %[[cwdCast]] typeparams %[[c255]] dummy_scope %[[DSCOPE]] arg {{[0-9]+}} {uniq_name = "_QFtestEcwd"} : (!fir.ref<!fir.char<1,255>>, index, !fir.dscope) -> !fir.ref<!fir.char<1,255>>15 ! CHECK-NEXT: %[[test:.*]] = fir.alloca i32 {bindc_name = "test", uniq_name = "_QFtestEtest"}16 ! CHECK-NEXT: %[[testAddr:.*]] = fir.declare %[[test]] {uniq_name = "_QFtestEtest"} : (!fir.ref<i32>) -> !fir.ref<i32>17 ! CHECK-NEXT: %[[cwdBox:.*]] = fir.embox %[[cwdDeclare]] : (!fir.ref<!fir.char<1,255>>) -> !fir.box<!fir.char<1,255>>18 ! CHECK: %[[cwd:.*]] = fir.convert %[[cwdBox]] : (!fir.box<!fir.char<1,255>>) -> !fir.box<none>19 ! CHECK: %[[statusValue:.*]] = fir.call @_FortranAGetCwd(%[[cwd]], %[[VAL_9:.*]], %[[c8]]) fastmath<contract> : (!fir.box<none>, !fir.ref<i8>, i32) -> i3220 ! CHECK-NEXT: fir.store %[[statusValue]] to %[[testAddr]] : !fir.ref<i32>21 ! CHECK-NEXT: %[[returnValue:.*]] = fir.load %[[testAddr]] : !fir.ref<i32>22 ! CHECK-NEXT: return %[[returnValue]] : i3223end function24