Peter Klausler 90501be35b
[flang] Accept interoperable types without BIND(C) (#91363)
A derived type that meets (most of) the requirements of an interoperable
type but doesn't actually have the BIND(C) attribute can be accepted as
an interoperable type, with optional warnings.
2024-05-09 11:04:50 -07:00

39 lines
1.3 KiB
Fortran

! RUN: %python %S/test_errors.py %s %flang_fc1 -pedantic
module m
! C730 The same type-attr-spec shall not appear more than once in a given
! derived-type-stmt.
!
! R727 derived-type-stmt ->
! TYPE [[, type-attr-spec-list] ::] type-name [( type-param-name-list )]
! type-attr-spec values are:
! ABSTRACT, PUBLIC, PRIVATE, BIND(C), EXTENDS(parent-type-name)
!WARNING: Attribute 'ABSTRACT' cannot be used more than once
type, abstract, public, abstract :: derived1
end type derived1
!WARNING: Attribute 'PUBLIC' cannot be used more than once
type, public, abstract, public :: derived2
end type derived2
!WARNING: Attribute 'PRIVATE' cannot be used more than once
type, private, abstract, private :: derived3
end type derived3
!ERROR: Attributes 'PUBLIC' and 'PRIVATE' conflict with each other
type, public, abstract, private :: derived4
end type derived4
!WARNING: Attribute 'BIND(C)' cannot be used more than once
!WARNING: A derived type with the BIND attribute should not be empty
type, bind(c), public, bind(c) :: derived5
end type derived5
type, public :: derived6
end type derived6
!ERROR: Attribute 'EXTENDS' cannot be used more than once
type, extends(derived6), public, extends(derived6) :: derived7
end type derived7
end module m