1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
|
! { dg-do run }
! { dg-additional-sources PR100911.c }
!
! Test the fix for PR100911
!
module isof_m
use, intrinsic :: iso_c_binding, only: &
c_signed_char, c_int16_t
implicit none
private
public :: &
CFI_type_cptr
public :: &
check_tk_as, &
check_tk_ar
public :: &
cfi_encode_type
integer, parameter :: CFI_type_t = c_int16_t
integer(kind=c_int16_t), parameter :: CFI_type_mask = int(z"FF", kind=c_int16_t)
integer(kind=c_int16_t), parameter :: CFI_type_kind_shift = 8_c_int16_t
! Intrinsic types. Their kind number defines their storage size. */
integer(kind=c_signed_char), parameter :: CFI_type_cptr = 7
interface
subroutine check_tk_as(a, t, k, e, n) &
bind(c, name="check_tk")
use, intrinsic :: iso_c_binding, only: &
c_int16_t, c_signed_char, c_size_t
implicit none
type(*), intent(in) :: a(:)
integer(c_int16_t), value, intent(in) :: t
integer(c_signed_char), value, intent(in) :: k
integer(c_size_t), value, intent(in) :: e
integer(c_size_t), value, intent(in) :: n
end subroutine check_tk_as
subroutine check_tk_ar(a, t, k, e, n) &
bind(c, name="check_tk")
use, intrinsic :: iso_c_binding, only: &
c_int16_t, c_signed_char, c_size_t
implicit none
type(*), intent(in) :: a(..)
integer(c_int16_t), value, intent(in) :: t
integer(c_signed_char), value, intent(in) :: k
integer(c_size_t), value, intent(in) :: e
integer(c_size_t), value, intent(in) :: n
end subroutine check_tk_ar
end interface
contains
elemental function cfi_encode_type(type, kind) result(itype)
integer(kind=c_signed_char), intent(in) :: type
integer(kind=c_signed_char), intent(in) :: kind
integer(kind=c_int16_t) :: itype, ikind
itype = int(type, kind=c_int16_t)
itype = iand(itype, CFI_type_mask)
ikind = int(kind, kind=c_int16_t)
ikind = iand(ikind, CFI_type_mask)
ikind = shiftl(ikind, CFI_type_kind_shift)
itype = ior(ikind, itype)
return
end function cfi_encode_type
end module isof_m
module iso_check_m
use, intrinsic :: iso_c_binding, only: &
c_signed_char, c_int16_t, c_size_t
use, intrinsic :: iso_c_binding, only: &
c_int, c_ptr, c_loc, c_associated
use, intrinsic :: iso_c_binding, only: &
c_ptr
use :: isof_m, only: &
CFI_type_cptr
use :: isof_m, only: &
check_tk_as, &
check_tk_ar
use :: isof_m, only: &
cfi_encode_type
implicit none
integer :: i
integer(kind=c_size_t), parameter :: b = 8
integer, parameter :: n = 11
type, bind(c) :: c_foo_t
integer(kind=c_int) :: a
end type c_foo_t
type(c_foo_t), parameter :: ref_c_foo_t(*) = [(c_foo_t(a=i), i=1,n)]
type(c_foo_t), protected, target :: target_c_foo_t(n)
contains
subroutine check_c_ptr()
type(c_ptr) :: p(n)
integer :: i
!
target_c_foo_t = ref_c_foo_t
p = [(c_loc(target_c_foo_t(i)), i=1,n)]
call f_check_c_ptr_as(p)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 1
do i = 1, n
if(.not.c_associated(p(i), c_loc(target_c_foo_t(i)))) stop 2
end do
target_c_foo_t = ref_c_foo_t
p = [(c_loc(target_c_foo_t(i)), i=1,n)]
call c_check_c_ptr_as(p)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 3
do i = 1, n
if(.not.c_associated(p(i), c_loc(target_c_foo_t(i)))) stop 4
end do
target_c_foo_t = ref_c_foo_t
p = [(c_loc(target_c_foo_t(i)), i=1,n)]
call f_check_c_ptr_ar(p)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 5
do i = 1, n
if(.not.c_associated(p(i), c_loc(target_c_foo_t(i)))) stop 6
end do
target_c_foo_t = ref_c_foo_t
p = [(c_loc(target_c_foo_t(i)), i=1,n)]
call c_check_c_ptr_ar(p)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 7
do i = 1, n
if(.not.c_associated(p(i), c_loc(target_c_foo_t(i)))) stop 8
end do
return
end subroutine check_c_ptr
subroutine f_check_c_ptr_as(a)
type(c_ptr), intent(in) :: a(:)
!
integer(kind=c_int16_t) :: t
integer(kind=c_signed_char) :: k
integer(kind=c_size_t) :: e
!
k = 0
e = storage_size(a)/b
t = cfi_encode_type(CFI_type_cptr, k)
! Assumes 64-bit target.
! if(e/=8) stop 9
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 10
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 11
end do
call check_tk_as(a, t, k, e, 1_c_size_t)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 12
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 13
end do
return
end subroutine f_check_c_ptr_as
subroutine c_check_c_ptr_as(a) bind(c)
type(c_ptr), intent(in) :: a(:)
integer(kind=c_int16_t) :: t
integer(kind=c_signed_char) :: k
integer(kind=c_size_t) :: e
!
k = 0
e = storage_size(a)/b
t = cfi_encode_type(CFI_type_cptr, k)
! Assumes 64-bit target.
! if(e/=8) stop 14
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 15
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 16
end do
call check_tk_as(a, t, k, e, 1_c_size_t)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 17
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 18
end do
return
end subroutine c_check_c_ptr_as
subroutine f_check_c_ptr_ar(a)
type(c_ptr), intent(in) :: a(..)
!
integer(kind=c_int16_t) :: t
integer(kind=c_signed_char) :: k
integer(kind=c_size_t) :: e
!
k = 0
e = storage_size(a)/b
t = cfi_encode_type(CFI_type_cptr, k)
! Assumes 64-bit target.
! if(e/=8) stop 19
select rank(a)
rank(1)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 20
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 21
end do
rank default
stop 22
end select
call check_tk_ar(a, t, k, e, 1_c_size_t)
select rank(a)
rank(1)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 23
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 24
end do
rank default
stop 25
end select
return
end subroutine f_check_c_ptr_ar
subroutine c_check_c_ptr_ar(a) bind(c)
type(c_ptr), intent(in) :: a(..)
integer(kind=c_int16_t) :: t
integer(kind=c_signed_char) :: k
integer(kind=c_size_t) :: e
!
k = 0
e = storage_size(a)/b
t = cfi_encode_type(CFI_type_cptr, k)
! Assumes 64-bit target.
! if(e/=8) stop 26
select rank(a)
rank(1)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 27
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 28
end do
rank default
stop 29
end select
call check_tk_ar(a, t, k, e, 1_c_size_t)
select rank(a)
rank(1)
if(any(target_c_foo_t(:)%a/=ref_c_foo_t(:)%a)) stop 30
do i = 1, n
if(.not.c_associated(a(i), c_loc(target_c_foo_t(i)))) stop 31
end do
rank default
stop 32
end select
return
end subroutine c_check_c_ptr_ar
end module iso_check_m
program main_p
use :: iso_check_m, only: &
check_c_ptr
implicit none
call check_c_ptr()
stop
end program main_p
!! Local Variables:
!! mode: f90
!! End:
|
