xref: /llvm-project/flang/test/Lower/achar.f90 (revision 219d029490429cf5e1b87b716d9e4c59551bd2c2)
1! RUN: bbc -emit-fir -hlfir=false %s -o - | FileCheck %s
2
3! Tests ACHAR lowering (converting an INTEGER to a CHARACTER (singleton, LEN=1)
4! along with conversion of CHARACTER to another KIND.
5subroutine achar_test1(a)
6  integer, parameter :: ckind = 2
7  integer, intent(in) :: a
8  character(kind=ckind, len=1) :: ch
9
10  ch = achar(a)
11  call achar_test1_foo(ch)
12end subroutine achar_test1
13
14! CHECK-LABEL: func @_QPachar_test1(
15! CHECK-SAME: %[[arg:.*]]: !fir.ref<i32> {fir.bindc_name = "a"}) {
16! CHECK: %[[VAL_0:.*]] = fir.alloca !fir.char<1>
17! CHECK: %[[VAL_1:.*]] = fir.alloca !fir.char<2> {bindc_name = "ch", uniq_name = "_QFachar_test1Ech"}
18! CHECK: %[[VAL_2:.*]] = fir.load %[[arg]] : !fir.ref<i32>
19! CHECK: %[[VAL_5:.*]] = fir.undefined !fir.char<1>
20! CHECK: %[[VAL_6:.*]] = fir.insert_value %[[VAL_5]], %{{.*}}, [0 : index] : (!fir.char<1>, i8) -> !fir.char<1>
21! CHECK: fir.store %[[VAL_6]] to %[[VAL_0]] : !fir.ref<!fir.char<1>>
22! CHECK: %[[VAL_7:.*]] = fir.alloca !fir.char<2,?>(%{{.*}} : index)
23! CHECK: fir.char_convert %[[VAL_0]] for %{{.*}} to %[[VAL_7]] : !fir.ref<!fir.char<1>>, index, !fir.ref<!fir.char<2,?>>
24! CHECK: fir.call @_QPachar_test1_foo(%{{.*}}) {{.*}}: (!fir.boxchar<2>) -> ()
25