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! { dg-do run }
!
! Test the fix for PR94331
!
! Contributed by Robin Hogan <r.j.hogan@reading.ac.uk>
!
program test
use, intrinsic :: iso_c_binding, only: &
c_int, c_float
implicit none
integer :: i
integer, parameter :: n = 11
real(kind=c_float), parameter :: u(*) = [(real(i, kind=c_float), i=1,n)]
real(kind=c_float), allocatable :: A(:)
real(kind=c_float) :: E(n)
integer(kind=c_int) :: l1, l2, l3
allocate(A, source=u)
l1 = lbound(A, 1)
call routine_bindc(A, l2) ! in gcc-9.2.1 this changes lbound of A...
l3 = lbound(A, 1)
if (l1 /= 1) stop 1
if (l1 /= l2) stop 2
if (l1 /= l3) stop 3
if (any(abs(A(1:n)-u)>0.0_c_float)) stop 4
deallocate(A)
!
E = u
l1 = lbound(E, 1)
call routine_bindc(E, l2) ! ...but does not change lbound of E
l3 = lbound(E, 1)
if (l1 /= 1) stop 5
if (l1 /= l2) stop 6
if (l1 /= l3) stop 7
if (any(abs(E(1:n)-u)>0.0_c_float)) stop 8
contains
subroutine routine_bindc(v, l) bind(c)
real(kind=c_float), intent(inout) :: v(:)
integer(kind=c_int), intent(out) :: l
l = lbound(v, 1)
if (any(abs(v(1:n)-u)>0.0_c_float)) stop 9
end subroutine routine_bindc
end program test
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