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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gfortran.dg/] [c_ptr_tests_15.f90] - Rev 312
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! { dg-do compile }
! { dg-options "-fwhole-file -fdump-tree-original" }
!
! PR fortran/43042 - fix ICE with c_null_ptr when using
! -fwhole-file (or -flto, which implies -fwhole-file).
!
! Testcase based on c_ptr_tests_14.f90 (PR fortran/41298)
! Check that c_null_ptr default initializer is really applied
module m
use iso_c_binding
type, public :: fgsl_file
type(c_ptr) :: gsl_file = c_null_ptr
type(c_funptr) :: gsl_func = c_null_funptr
type(c_ptr) :: NIptr
type(c_funptr) :: NIfunptr
end type fgsl_file
contains
subroutine sub(aaa,bbb)
type(fgsl_file), intent(out) :: aaa
type(fgsl_file), intent(inout) :: bbb
end subroutine
subroutine proc() bind(C)
end subroutine proc
end module m
program test
use m
implicit none
type(fgsl_file) :: file, noreinit
integer, target :: tgt
call sub(file, noreinit)
if(c_associated(file%gsl_file)) call abort()
if(c_associated(file%gsl_func)) call abort()
file%gsl_file = c_loc(tgt)
file%gsl_func = c_funloc(proc)
call sub(file, noreinit)
if(c_associated(file%gsl_file)) call abort()
if(c_associated(file%gsl_func)) call abort()
end program test
! { dg-final { scan-tree-dump-times "gsl_file = 0B" 1 "original" } }
! { dg-final { scan-tree-dump-times "gsl_func = 0B" 1 "original" } }
! { dg-final { scan-tree-dump-times "NIptr = 0B" 0 "original" } }
! { dg-final { scan-tree-dump-times "NIfunptr = 0B" 0 "original" } }
! { dg-final { scan-tree-dump-times "bbb =" 0 "original" } }
! { dg-final { cleanup-tree-dump "original" } }
! { dg-final { cleanup-modules "m" } }
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