1! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s 2 3! CHECK-LABEL: func @_QPchar_return_callee( 4! CHECK-SAME: %{{.*}}: !fir.ref<!fir.char<1,10>>{{.*}}, %{{.*}}: index{{.*}}, %{{.*}}: !fir.ref<i32>{{.*}}) -> !fir.boxchar<1> { 5function char_return_callee(i) 6 character(10) :: char_return_callee 7 integer :: i 8end function 9 10! CHECK-LABEL: @_QPtest_char_return_caller() 11subroutine test_char_return_caller 12 character(10) :: char_return_caller 13 ! CHECK: fir.call @_QPchar_return_caller({{.*}}) {{.*}}: (!fir.ref<!fir.char<1,10>>, index, !fir.ref<i32>) -> !fir.boxchar<1> 14 print *, char_return_caller(5) 15end subroutine 16 17! CHECK-LABEL: func @_QPtest_passing_char_array() 18subroutine test_passing_char_array 19 character(len=3) :: x(4) 20 call sub_taking_a_char_array(x) 21 ! CHECK-DAG: %[[xarray:.*]] = fir.alloca !fir.array<4x!fir.char<1,3>> 22 ! CHECK-DAG: %[[c3:.*]] = arith.constant 3 : index 23 ! CHECK-DAG: %[[xbuff:.*]] = fir.convert %[[xarray]] : (!fir.ref<!fir.array<4x!fir.char<1,3>>>) -> !fir.ref<!fir.char<1,?>> 24 ! CHECK: %[[boxchar:.*]] = fir.emboxchar %[[xbuff]], %[[c3]] : (!fir.ref<!fir.char<1,?>>, index) -> !fir.boxchar<1> 25 ! CHECK: fir.call @_QPsub_taking_a_char_array(%[[boxchar]]) {{.*}}: (!fir.boxchar<1>) -> () 26end subroutine 27 28! TODO more implicit interface cases with/without explicit interface 29 30