gcc/testsuite/gfortran.dg/invalid_interface_assignment.f90

   1 ! { dg-do compile }
   2 ! Tests the fix for PR25102, which did not diagnose the aberrant interface
   3 ! assignement below.
   4 !
   5 ! Contributed by Joost VandeVondele  <jv244@cam.ac.uk>
   6 !
   7 MODULE TT
   8  TYPE data_type
   9    INTEGER :: I
  10  END TYPE data_type
  11  INTERFACE ASSIGNMENT (=)
  12    MODULE PROCEDURE set   ! { dg-error "Alternate return cannot appear" }
  13  END INTERFACE
  14 CONTAINS
  15   PURE SUBROUTINE set(x1,*)
  16     TYPE(data_type), INTENT(OUT) :: x1
  17     x1%i=0
  18   END SUBROUTINE set
  19 END MODULE