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! { dg-do compile }
! Type-bound procedures
! Check for errors with operator calls.
MODULE m
IMPLICIT NONE
TYPE myint
INTEGER :: value
CONTAINS
PROCEDURE, PASS :: add_int
PROCEDURE, PASS :: assign_int
GENERIC, PRIVATE :: OPERATOR(.PLUS.) => add_int
GENERIC, PRIVATE :: OPERATOR(+) => add_int
GENERIC, PRIVATE :: ASSIGNMENT(=) => assign_int
END TYPE myint
TYPE myreal
REAL :: value
CONTAINS
PROCEDURE, PASS :: add_real
PROCEDURE, PASS :: assign_real
GENERIC :: OPERATOR(.PLUS.) => add_real
GENERIC :: OPERATOR(+) => add_real
GENERIC :: ASSIGNMENT(=) => assign_real
END TYPE myreal
CONTAINS
PURE TYPE(myint) FUNCTION add_int (a, b)
CLASS(myint), INTENT(IN) :: a
INTEGER, INTENT(IN) :: b
add_int = myint (a%value + b)
END FUNCTION add_int
PURE SUBROUTINE assign_int (dest, from)
CLASS(myint), INTENT(OUT) :: dest
INTEGER, INTENT(IN) :: from
dest%value = from
END SUBROUTINE assign_int
TYPE(myreal) FUNCTION add_real (a, b)
CLASS(myreal), INTENT(IN) :: a
REAL, INTENT(IN) :: b
add_real = myreal (a%value + b)
END FUNCTION add_real
SUBROUTINE assign_real (dest, from)
CLASS(myreal), INTENT(OUT) :: dest
REAL, INTENT(IN) :: from
dest%value = from
END SUBROUTINE assign_real
SUBROUTINE in_module ()
TYPE(myint) :: x
x = 0 ! { dg-bogus "Can't convert" }
x = x + 42 ! { dg-bogus "Operands of" }
x = x .PLUS. 5 ! { dg-bogus "Unknown operator" }
END SUBROUTINE in_module
PURE SUBROUTINE iampure ()
TYPE(myint) :: x
x = 0 ! { dg-bogus "is not PURE" }
x = x + 42 ! { dg-bogus "to a non-PURE procedure" }
x = x .PLUS. 5 ! { dg-bogus "to a non-PURE procedure" }
END SUBROUTINE iampure
END MODULE m
PURE SUBROUTINE iampure2 ()
USE m
IMPLICIT NONE
TYPE(myreal) :: x
x = 0.0 ! { dg-error "is not PURE" }
x = x + 42.0 ! { dg-error "to a non-PURE procedure" }
x = x .PLUS. 5.0 ! { dg-error "to a non-PURE procedure" }
END SUBROUTINE iampure2
PROGRAM main
USE m
IMPLICIT NONE
TYPE(myint) :: x
x = 0 ! { dg-error "Can't convert" }
x = x + 42 ! { dg-error "Operands of" }
x = x .PLUS. 5 ! { dg-error "Unknown operator" }
END PROGRAM main
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