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! { dg-do run }
!
! PR fortran/41850
!
module test_module
implicit none
contains
subroutine sub2(a)
implicit none
real,allocatable,intent(out),optional :: a(:)
if(present(a)) then
if(allocated(a)) call abort()
allocate(a(1))
a(1) = 5
end if
end subroutine sub2
subroutine sub1(a)
implicit none
real,allocatable,intent(out),optional :: a(:)
! print *,'in sub1'
call sub2(a)
if(present(a)) then
if(a(1) /= 5) call abort()
end if
end subroutine sub1
end module test_module
program test
use test_module
implicit none
real, allocatable :: x(:)
allocate(x(1))
call sub1()
x = 8
call sub1(x)
if(x(1) /= 5) call abort()
end program
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