xref: /llvm-project/flang/test/Lower/if-loc.f90 (revision cda8270981b666c492933a9df1d984d0d0f8433f)
1! RUN: bbc -emit-hlfir -mlir-print-debuginfo -o - %s | FileCheck %s
2
3  integer :: n = 0, x = 1
4  if (x .ne. 1) goto 9
5  n = n + 1
6  if (x .gt. 1) goto 9
7  n = n + 1
89 print *, 'n =', n
9end
10
11! CHECK-LABEL: c.func @_QQmain
12  ! CHECK:  %[[V_0:[0-9]+]] = fir.address_of(@_QFEn) : !fir.ref<i32> loc("{{.*}}if-loc.f90":3:
13  ! CHECK:  %[[V_1:[0-9]+]]:2 = hlfir.declare %[[V_0]] {uniq_name = "_QFEn"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) loc("{{.*}}if-loc.f90":3:
14  ! CHECK:  %[[V_2:[0-9]+]] = fir.address_of(@_QFEx) : !fir.ref<i32> loc("{{.*}}if-loc.f90":3:
15  ! CHECK:  %[[V_3:[0-9]+]]:2 = hlfir.declare %[[V_2]] {uniq_name = "_QFEx"} : (!fir.ref<i32>) -> (!fir.ref<i32>, !fir.ref<i32>) loc("{{.*}}if-loc.f90":3:
16  ! CHECK:  %[[V_4:[0-9]+]] = fir.load %[[V_3]]#0 : !fir.ref<i32> loc("{{.*}}if-loc.f90":4:
17  ! CHECK:  %[[V_5:[0-9]+]] = arith.cmpi ne, %[[V_4]], %c1{{.*}} : i32 loc("{{.*}}if-loc.f90":4:
18  ! CHECK:  %[[V_6:[0-9]+]] = arith.xori %[[V_5]], %true{{[_0-9]*}} : i1 loc("{{.*}}if-loc.f90":4:
19  ! CHECK:  fir.if %[[V_6]] {
20  ! CHECK:    %[[V_18:[0-9]+]] = fir.load %[[V_1]]#0 : !fir.ref<i32> loc("{{.*}}if-loc.f90":5:
21  ! CHECK:    %[[V_19:[0-9]+]] = arith.addi %[[V_18]], %c1{{.*}} : i32 loc("{{.*}}if-loc.f90":5:
22  ! CHECK:    hlfir.assign %[[V_19]] to %[[V_1]]#0 : i32, !fir.ref<i32> loc("{{.*}}if-loc.f90":5:
23  ! CHECK:    %[[V_20:[0-9]+]] = fir.load %[[V_3]]#0 : !fir.ref<i32> loc("{{.*}}if-loc.f90":6:
24  ! CHECK:    %[[V_21:[0-9]+]] = arith.cmpi sgt, %[[V_20]], %c1{{.*}} : i32 loc("{{.*}}if-loc.f90":6:
25  ! CHECK:    %[[V_22:[0-9]+]] = arith.xori %[[V_21]], %true{{[_0-9]*}} : i1 loc("{{.*}}if-loc.f90":6:
26  ! CHECK:    fir.if %[[V_22]] {
27  ! CHECK:      %[[V_23:[0-9]+]] = fir.load %[[V_1]]#0 : !fir.ref<i32> loc("{{.*}}if-loc.f90":7:
28  ! CHECK:      %[[V_24:[0-9]+]] = arith.addi %[[V_23]], %c1{{.*}} : i32 loc("{{.*}}if-loc.f90":7:
29  ! CHECK:      hlfir.assign %[[V_24]] to %[[V_1]]#0 : i32, !fir.ref<i32> loc("{{.*}}if-loc.f90":7:
30  ! CHECK:    }
31  ! CHECK:  }
32  ! CHECK:  %[[V_9:[0-9]+]] = fir.call @_FortranAioBeginExternalListOutput{{.*}} loc("{{.*}}if-loc.f90":8:
33  ! CHECK:  return loc("{{.*}}if-loc.f90":9:
34  ! CHECK:}
35