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Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [gfortran.dg/] [recursive_reference_1.f90] - Rev 165
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! { dg-do compile }
! Tests the patch for PR27613, in which directly recursive, scalar
! functions were generating an "unclassifiable statement" error
! for the recursive statement(s).
!
! Based on PR testcase by Nicolas Bock <nicolasbock@gmail.com>
!
program test
if (original_stuff(1) .ne. 5) call abort ()
if (scalar_stuff(-4) .ne. 10) call abort ()
if (any (array_stuff((/-19,-30/)) .ne. (/25,25/))) call abort ()
contains
recursive function original_stuff(n)
integer :: original_stuff
integer :: n
original_stuff = 1
if(n < 5) then
original_stuff = original_stuff + original_stuff (n+1)
endif
end function original_stuff
recursive function scalar_stuff(n) result (tmp)
integer :: tmp
integer :: n
tmp = 1
if(n < 5) then
tmp = tmp + scalar_stuff (n+1)
endif
end function scalar_stuff
recursive function array_stuff(n) result (tmp)
integer :: tmp (2)
integer :: n (2)
tmp = 1
if(maxval (n) < 5) then
tmp = tmp + array_stuff (n+1)
endif
end function array_stuff
recursive function bad_stuff(n)
integer :: bad_stuff (2)
integer :: n(2)
bad_stuff = 1
if(maxval (n) < 5) then
bad_stuff = bad_stuff + bad_stuff (n+1) ! { dg-error "RESULT must be specified" }
endif
end function bad_stuff
end program test
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