[Bug fortran/18578] New: intent(inout) violation is not detected

["Thomas dot Koenig at online dot de" <gcc-bugzilla at gcc dot gnu dot org>]

$ gfortran -v
Reading specs from /home/ig25/lib/gcc/i686-pc-linux-gnu/4.0.0/specs
Configured with: ../gcc/configure --prefix=/home/ig25 --enable-languages=c,c++,f95
Thread model: posix
gcc version 4.0.0 20041120 (experimental)
$ cat vary.f90
program main
  call foo(3.0)
contains
  subroutine foo(a)
    real, intent(inout) :: a
    a = a + 3.
  end subroutine foo
end program main
$ gfortran vary.f90
$ 

The compiler should detect that the acutal parameter cannot be intent(inout)
in this case.

-- 
           Summary: intent(inout) violation is not detected
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: Thomas dot Koenig at online dot de
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18578