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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gfortran.dg/] [c_by_val_5.f90] - Blame information for rev 694

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Line No. Rev Author Line
1 694 jeremybenn
! { dg-do run }
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! Overwrite -pedantic setting:
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! { dg-options "-Wall" }
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!
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! Tests the fix for PR31668, in which %VAL was rejected for
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! module and internal procedures.
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!
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subroutine bmp_write(nx)
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  implicit none
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  integer, value :: nx
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  if(nx /= 10) call abort()
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  nx = 11
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  if(nx /= 11) call abort()
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end subroutine bmp_write
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module x
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 implicit none
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 ! The following interface does in principle
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 ! not match the procedure (missing VALUE attribute)
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 ! However, this occures in real-world code calling
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 ! C routines where an interface is better than
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 ! "external" only.
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 interface
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   subroutine bmp_write(nx)
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     integer :: nx
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   end subroutine bmp_write
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 end interface
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contains
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   SUBROUTINE Grid2BMP(NX)
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     INTEGER, INTENT(IN) :: NX
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     if(nx /= 10) call abort()
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     call bmp_write(%val(nx))
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     if(nx /= 10) call abort()
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   END SUBROUTINE Grid2BMP
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END module x
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! The following test is possible and
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! accepted by other compilers, but
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! does not make much sense.
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! Either one uses VALUE then %VAL is
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! not needed or the function will give
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! wrong results.
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!
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!subroutine test()
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!    implicit none
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!    integer :: n
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!    n = 5
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!    if(n /= 5) call abort()
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!    call test2(%VAL(n))
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!    if(n /= 5) call abort()
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!  contains
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!    subroutine test2(a)
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!      integer, value :: a
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!      if(a /= 5) call abort()
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!      a = 2
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!      if(a /= 2) call abort()
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!    end subroutine test2
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!end subroutine test
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program main
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  use x
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  implicit none
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!  external test
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  call Grid2BMP(10)
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!  call test()
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end program main
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! { dg-final { cleanup-modules "x" } }

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