gcc/testsuite/gfortran.dg/proc_ptr_15.f90

   1 ! { dg-do compile }
   2 !
   3 ! PR 39735: procedure pointer assignments: return value is not checked
   4 !
   5 ! Contributed by Janus Weil <janus@gcc.gnu.org>
   6
   7 implicit none
   8 procedure(real(4)), pointer :: p1
   9 procedure(integer), pointer :: p2
  10 procedure(sub), pointer :: p3
  11 procedure(), pointer :: p4
  12 procedure(real(8)),pointer :: p5
  13 real(4), external, pointer :: p6
  14
  15 ! valid
  16 p2 => iabs
  17 p3 => sub
  18 p4 => p3
  19 p6 => p1
  20
  21 ! invalid
  22 p1 => iabs   ! { dg-error "Type mismatch in function result" }
  23 p1 => p2     ! { dg-error "Type mismatch in function result" }
  24 p1 => p5     ! { dg-error "Type mismatch in function result" }
  25 p6 => iabs   ! { dg-error "Type mismatch in function result" }
  26 p4 => p2     ! { dg-error "is not a subroutine" }
  27
  28 contains
  29
  30   subroutine sub(i)
  31     integer :: i
  32   end subroutine
  33
  34 end