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! { dg-do run }
! { dg-additional-sources test_c_assoc.c }
module c_assoc
use, intrinsic :: iso_c_binding
implicit none
contains
function test_c_assoc_0(my_c_ptr) bind(c)
use, intrinsic :: iso_c_binding, only: c_ptr, c_int, c_associated
integer(c_int) :: test_c_assoc_0
type(c_ptr), value :: my_c_ptr
if(c_associated(my_c_ptr)) then
test_c_assoc_0 = 1
else
test_c_assoc_0 = 0
endif
end function test_c_assoc_0
function test_c_assoc_1(my_c_ptr_1, my_c_ptr_2) bind(c)
use, intrinsic :: iso_c_binding, only: c_ptr, c_int, c_associated
integer(c_int) :: test_c_assoc_1
type(c_ptr), value :: my_c_ptr_1
type(c_ptr), value :: my_c_ptr_2
if(c_associated(my_c_ptr_1, my_c_ptr_2)) then
test_c_assoc_1 = 1
else
test_c_assoc_1 = 0
endif
end function test_c_assoc_1
function test_c_assoc_2(my_c_ptr_1, my_c_ptr_2, num_ptrs) bind(c)
integer(c_int) :: test_c_assoc_2
type(c_ptr), value :: my_c_ptr_1
type(c_ptr), value :: my_c_ptr_2
integer(c_int), value :: num_ptrs
if(num_ptrs .eq. 1) then
if(c_associated(my_c_ptr_1)) then
test_c_assoc_2 = 1
else
test_c_assoc_2 = 0
endif
else
if(c_associated(my_c_ptr_1, my_c_ptr_2)) then
test_c_assoc_2 = 1
else
test_c_assoc_2 = 0
endif
endif
end function test_c_assoc_2
subroutine verify_assoc(my_c_ptr_1, my_c_ptr_2) bind(c)
type(c_ptr), value :: my_c_ptr_1
type(c_ptr), value :: my_c_ptr_2
if(.not. c_associated(my_c_ptr_1)) then
STOP 1
else if(.not. c_associated(my_c_ptr_2)) then
STOP 2
else if(.not. c_associated(my_c_ptr_1, my_c_ptr_2)) then
STOP 3
endif
end subroutine verify_assoc
end module c_assoc
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