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! PR 17711 : Verify error message text meets operator in source
! { dg-do compile }
MODULE mod_t
type :: t
integer :: x
end type
INTERFACE OPERATOR(==)
MODULE PROCEDURE t_eq
END INTERFACE
INTERFACE OPERATOR(/=)
MODULE PROCEDURE t_ne
END INTERFACE
INTERFACE OPERATOR(>)
MODULE PROCEDURE t_gt
END INTERFACE
INTERFACE OPERATOR(>=)
MODULE PROCEDURE t_ge
END INTERFACE
INTERFACE OPERATOR(<)
MODULE PROCEDURE t_lt
END INTERFACE
INTERFACE OPERATOR(<=)
MODULE PROCEDURE t_le
END INTERFACE
CONTAINS
LOGICAL FUNCTION t_eq(this, other)
TYPE(t), INTENT(in) :: this, other
t_eq = (this%x == other%x)
END FUNCTION
LOGICAL FUNCTION t_ne(this, other)
TYPE(t), INTENT(in) :: this, other
t_ne = (this%x /= other%x)
END FUNCTION
LOGICAL FUNCTION t_gt(this, other)
TYPE(t), INTENT(in) :: this, other
t_gt = (this%x > other%x)
END FUNCTION
LOGICAL FUNCTION t_ge(this, other)
TYPE(t), INTENT(in) :: this, other
t_ge = (this%x >= other%x)
END FUNCTION
LOGICAL FUNCTION t_lt(this, other)
TYPE(t), INTENT(in) :: this, other
t_lt = (this%x < other%x)
END FUNCTION
LOGICAL FUNCTION t_le(this, other)
TYPE(t), INTENT(in) :: this, other
t_le = (this%x <= other%x)
END FUNCTION
END MODULE
PROGRAM pr17711
USE mod_t
LOGICAL :: A
INTEGER :: B
TYPE(t) :: C
A = (A == B) ! { dg-error "comparison operator '=='" }
A = (A.EQ.B) ! { dg-error "comparison operator '.eq.'" }
A = (A /= B) ! { dg-error "comparison operator '/='" }
A = (A.NE.B) ! { dg-error "comparison operator '.ne.'" }
A = (A <= B) ! { dg-error "comparison operator '<='" }
A = (A.LE.B) ! { dg-error "comparison operator '.le.'" }
A = (A < B) ! { dg-error "comparison operator '<'" }
A = (A.LT.B) ! { dg-error "comparison operator '.lt.'" }
A = (A >= B) ! { dg-error "comparison operator '>='" }
A = (A.GE.B) ! { dg-error "comparison operator '.ge.'" }
A = (A > B) ! { dg-error "comparison operator '>'" }
A = (A.GT.B) ! { dg-error "comparison operator '.gt.'" }
! this should also work with user defined operators
A = (A == C) ! { dg-error "comparison operator '=='" }
A = (A.EQ.C) ! { dg-error "comparison operator '.eq.'" }
A = (A /= C) ! { dg-error "comparison operator '/='" }
A = (A.NE.C) ! { dg-error "comparison operator '.ne.'" }
A = (A <= C) ! { dg-error "comparison operator '<='" }
A = (A.LE.C) ! { dg-error "comparison operator '.le.'" }
A = (A < C) ! { dg-error "comparison operator '<'" }
A = (A.LT.C) ! { dg-error "comparison operator '.lt.'" }
A = (A >= C) ! { dg-error "comparison operator '>='" }
A = (A.GE.C) ! { dg-error "comparison operator '.ge.'" }
A = (A > C) ! { dg-error "comparison operator '>'" }
A = (A.GT.C) ! { dg-error "comparison operator '.gt.'" }
END PROGRAM
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