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! RUN: %S/test_errors.sh %s %t %flang_fc1
! REQUIRES: shell
! Tests for circularly defined procedures
!ERROR: Procedure 'sub' is recursively defined. Procedures in the cycle: 'sub', 'p2'
subroutine sub(p2)
PROCEDURE(sub) :: p2
call sub()
end subroutine
subroutine circular
!ERROR: Procedure 'p' is recursively defined. Procedures in the cycle: 'p', 'sub', 'p2'
procedure(sub) :: p
call p(sub)
contains
subroutine sub(p2)
procedure(p) :: p2
end subroutine
end subroutine circular
program iface
!ERROR: Procedure 'p' is recursively defined. Procedures in the cycle: 'p', 'sub', 'p2'
procedure(sub) :: p
interface
subroutine sub(p2)
import p
procedure(p) :: p2
end subroutine
end interface
call p(sub)
end program
Program mutual
Procedure(sub1) :: p
Call p(sub)
contains
!ERROR: Procedure 'sub1' is recursively defined. Procedures in the cycle: 'p', 'sub1', 'arg'
Subroutine sub1(arg)
procedure(sub1) :: arg
End Subroutine
Subroutine sub(p2)
Procedure(sub1) :: p2
End Subroutine
End Program
Program mutual1
Procedure(sub1) :: p
Call p(sub)
contains
!ERROR: Procedure 'sub1' is recursively defined. Procedures in the cycle: 'p', 'sub1', 'arg', 'sub', 'p2'
Subroutine sub1(arg)
procedure(sub) :: arg
End Subroutine
Subroutine sub(p2)
Procedure(sub1) :: p2
End Subroutine
End Program
program twoCycle
!ERROR: The interface for procedure 'p1' is recursively defined
!ERROR: The interface for procedure 'p2' is recursively defined
procedure(p1) p2
procedure(p2) p1
call p1
call p2
end program
program threeCycle
!ERROR: The interface for procedure 'p1' is recursively defined
!ERROR: The interface for procedure 'p2' is recursively defined
procedure(p1) p2
!ERROR: The interface for procedure 'p3' is recursively defined
procedure(p2) p3
procedure(p3) p1
call p1
call p2
call p3
end program
module mutualSpecExprs
contains
pure integer function f(n)
integer, intent(in) :: n
real arr(g(n))
f = size(arr)
end function
pure integer function g(n)
integer, intent(in) :: n
!ERROR: Procedure 'f' is referenced before being sufficiently defined in a context where it must be so
real arr(f(n))
g = size(arr)
end function
end
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