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171 lines
6.8 KiB
171 lines
6.8 KiB
! RUN: %S/test_errors.sh %s %t %f18
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! Test 15.5.2.9(2,3,5) dummy procedure requirements
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module m
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contains
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integer function intfunc(x)
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integer, intent(in) :: x
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intfunc = x
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end function
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real function realfunc(x)
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real, intent(in) :: x
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realfunc = x
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end function
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subroutine s01(p)
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procedure(realfunc), pointer, intent(in) :: p
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end subroutine
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subroutine s02(p)
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procedure(realfunc), pointer :: p
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end subroutine
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subroutine selemental1(p)
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procedure(cos) :: p ! ok
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end subroutine
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real elemental function elemfunc(x)
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real, intent(in) :: x
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elemfunc = x
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end function
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subroutine selemental2(p)
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!ERROR: A dummy procedure may not be ELEMENTAL
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procedure(elemfunc) :: p
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end subroutine
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function procptr()
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procedure(realfunc), pointer :: procptr
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procptr => realfunc
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end function
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function intprocptr()
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procedure(intfunc), pointer :: intprocptr
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intprocptr => intfunc
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end function
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subroutine test1 ! 15.5.2.9(5)
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intrinsic :: sin
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procedure(realfunc), pointer :: p
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procedure(intfunc), pointer :: ip
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integer, pointer :: intPtr
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p => realfunc
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ip => intfunc
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call s01(realfunc) ! ok
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!ERROR: Actual argument procedure has interface incompatible with dummy argument 'p='
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call s01(intfunc)
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call s01(p) ! ok
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call s01(procptr()) ! ok
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!ERROR: Actual argument procedure has interface incompatible with dummy argument 'p='
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call s01(intprocptr())
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call s01(null()) ! ok
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call s01(null(p)) ! ok
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!ERROR: Actual argument procedure has interface incompatible with dummy argument 'p='
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call s01(null(ip))
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call s01(sin) ! ok
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!ERROR: Actual argument associated with procedure dummy argument 'p=' is not a procedure
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call s01(null(intPtr))
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!ERROR: Actual argument associated with procedure dummy argument 'p=' is not a procedure
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call s01(B"0101")
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!ERROR: Actual argument associated with procedure pointer dummy argument 'p=' must be a POINTER unless INTENT(IN)
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call s02(realfunc)
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call s02(p) ! ok
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!ERROR: Actual argument procedure has interface incompatible with dummy argument 'p='
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call s02(ip)
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!ERROR: Actual argument associated with procedure pointer dummy argument 'p=' must be a POINTER unless INTENT(IN)
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call s02(procptr())
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!ERROR: Actual argument associated with procedure pointer dummy argument 'p=' must be a POINTER unless INTENT(IN)
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call s02(null())
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!ERROR: Actual argument associated with procedure pointer dummy argument 'p=' must be a POINTER unless INTENT(IN)
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call s02(null(p))
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!ERROR: Actual argument associated with procedure pointer dummy argument 'p=' must be a POINTER unless INTENT(IN)
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call s02(sin)
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end subroutine
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subroutine callsub(s)
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call s
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end subroutine
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subroutine takesrealfunc1(f)
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external f
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real f
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end subroutine
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subroutine takesrealfunc2(f)
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x = f(1)
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end subroutine
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subroutine forwardproc(p)
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implicit none
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external :: p ! function or subroutine not known
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call foo(p)
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end subroutine
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subroutine test2(unknown,ds,drf,dif) ! 15.5.2.9(2,3)
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external :: unknown, ds, drf, dif
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real :: drf
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integer :: dif
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procedure(callsub), pointer :: ps
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procedure(realfunc), pointer :: prf
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procedure(intfunc), pointer :: pif
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call ds ! now we know that's it's a subroutine
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call callsub(callsub) ! ok apart from infinite recursion
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call callsub(unknown) ! ok
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call callsub(ds) ! ok
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call callsub(ps) ! ok
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call takesrealfunc1(realfunc) ! ok
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call takesrealfunc1(unknown) ! ok
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call takesrealfunc1(drf) ! ok
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call takesrealfunc1(prf) ! ok
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call takesrealfunc2(realfunc) ! ok
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call takesrealfunc2(unknown) ! ok
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call takesrealfunc2(drf) ! ok
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call takesrealfunc2(prf) ! ok
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call forwardproc(callsub) ! ok
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call forwardproc(realfunc) ! ok
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call forwardproc(intfunc) ! ok
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call forwardproc(unknown) ! ok
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call forwardproc(ds) ! ok
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call forwardproc(drf) ! ok
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call forwardproc(dif) ! ok
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call forwardproc(ps) ! ok
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call forwardproc(prf) ! ok
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call forwardproc(pif) ! ok
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(realfunc)
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(intfunc)
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(drf)
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(dif)
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(prf)
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!ERROR: Actual argument associated with procedure dummy argument 's=' is a function but must be a subroutine
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call callsub(pif)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc1(callsub)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc1(ds)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc1(ps)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc1(intfunc)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc1(dif)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc1(pif)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc1(intfunc)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc2(callsub)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc2(ds)
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!ERROR: Actual argument associated with procedure dummy argument 'f=' is a subroutine but must be a function
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call takesrealfunc2(ps)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc2(intfunc)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc2(dif)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc2(pif)
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!ERROR: Actual argument function associated with procedure dummy argument 'f=' has incompatible result type
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call takesrealfunc2(intfunc)
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end subroutine
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end module
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