File: equivalence-static-init.f90

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! RUN: bbc -emit-fir -o - %s | FileCheck %s

! Test explicit static initialization of equivalence storage

module module_without_init
  real :: x(2)
  integer :: i(2)
  equivalence(i(1), x)
end module
! CHECK-LABEL: fir.global @_QMmodule_without_initEi : !fir.array<8xi8> {
  ! CHECK: %0 = fir.undefined !fir.array<8xi8>
  ! CHECK: fir.has_value %0 : !fir.array<8xi8>
! CHECK}


subroutine test_eqv_init
  integer, save :: link(3)
  integer :: i = 5
  integer :: j = 7
  equivalence (j, link(1))
  equivalence (i, link(3))
end subroutine

! CHECK-LABEL: fir.global internal @_QFtest_eqv_initEi : !fir.array<3xi32> {
    ! CHECK: %[[VAL_1:.*]] = fir.undefined !fir.array<3xi32>
    ! CHECK: %[[VAL_2:.*]] = fir.insert_value %0, %c7{{.*}}, [0 : index] : (!fir.array<3xi32>, i32) -> !fir.array<3xi32>
    ! CHECK: %[[VAL_3:.*]] = fir.insert_value %1, %c0{{.*}}, [1 : index] : (!fir.array<3xi32>, i32) -> !fir.array<3xi32>
    ! CHECK: %[[VAL_4:.*]] = fir.insert_value %2, %c5{{.*}}, [2 : index] : (!fir.array<3xi32>, i32) -> !fir.array<3xi32>
    ! CHECK: fir.has_value %[[VAL_4]] : !fir.array<3xi32>
! CHECK: }