[Bug fortran/47472] New: Rules printed by -M option contains duplicate slash when -J option is used

[thenlich at users dot sourceforge.net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47472

           Summary: Rules printed by -M option contains duplicate slash
                    when -J option is used
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: thenl...@users.sourceforge.net


Example:

testuse.f90:
program testuse
    use testmake
end program testuse

testmake.f90:
module testmake
    integer :: i, j
end module testmake

$ gfortran -Jobj -o obj/testmake.o -c testmake.f90
$ gfortran -Jobj -M -cpp testuse.f90
testuse.o: testuse.f90 obj//testmake.mod

Expected output is:
testuse.o: testuse.f90 obj/testmake.mod