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fortran ChangeLog:

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2005-11-19  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/24862
	* trans-io.c (gfc_trans_transfer): Handle arrays of derived type.

testsuite ChangeLog:

2005-11-19  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/24862
	* gfortran.dg/arrayio_derived_1.f90: New test.

From-SVN: r107228
This commit is contained in:
Janne Blomqvist 2005-11-19 23:36:06 +02:00
parent 3817707ec3
commit 815d8045e0
4 changed files with 76 additions and 8 deletions
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5
gcc/fortran/ChangeLog
View File

@ -1,3 +1,8 @@
2005-11-19 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/24862
* trans-io.c (gfc_trans_transfer): Handle arrays of derived type.
2005-11-17 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR fortran/20811

41
gcc/fortran/trans-io.c
View File

@ -1640,11 +1640,41 @@ gfc_trans_transfer (gfc_code * code)
if (ss == gfc_ss_terminator)
{
/* Transfer a scalar value. */
gfc_conv_expr_reference (&se, expr);
transfer_expr (&se, &expr->ts, se.expr);
}
else if (expr->ts.type == BT_DERIVED)
else
{
/* Transfer an array. There are 3 options:
1) An array of an intrinsic type. This is handled by transfering
the descriptor to the library.
2) A derived type containing an array. Scalarized by the frontend.
3) An array of derived type. Scalarized by the frontend.
*/
if (expr->ts.type != BT_DERIVED)
{
/* Get the descriptor. */
gfc_conv_expr_descriptor (&se, expr, ss);
/* If it's not an array of derived type, transfer the array
descriptor to the library. */
tmp = gfc_get_dtype (TREE_TYPE (se.expr));
if (((TREE_INT_CST_LOW (tmp) & GFC_DTYPE_TYPE_MASK)
>> GFC_DTYPE_TYPE_SHIFT) != GFC_DTYPE_DERIVED)
{
tmp = gfc_build_addr_expr (NULL, se.expr);
transfer_array_desc (&se, &expr->ts, tmp);
goto finish_block_label;
}
else
{
/* Cleanup the mess getting the descriptor caused. */
expr = code->expr;
ss = gfc_walk_expr (expr);
gfc_init_se (&se, NULL);
}
}
/* Initialize the scalarizer. */
gfc_init_loopinfo (&loop);
gfc_add_ss_to_loop (&loop, ss);
@ -1663,13 +1693,8 @@ gfc_trans_transfer (gfc_code * code)
gfc_conv_expr_reference (&se, expr);
transfer_expr (&se, &expr->ts, se.expr);
}
else
{
/* Pass the array descriptor to the library. */
gfc_conv_expr_descriptor (&se, expr, ss);
tmp = gfc_build_addr_expr (NULL, se.expr);
transfer_array_desc (&se, &expr->ts, tmp);
}
finish_block_label:
gfc_add_block_to_block (&body, &se.pre);
gfc_add_block_to_block (&body, &se.post);

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2005-11-19 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/24862
* gfortran.dg/arrayio_derived_1.f90: New test.
2005-11-19 Richard Guenther <rguenther@suse.de>
PR middle-end/23294

33
gcc/testsuite/gfortran.dg/arrayio_derived_1.f90 Normal file
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@ -0,0 +1,33 @@
! { dg-do run }
! PR 24862: IO for arrays of derived type handled incorrectly.
program arrayio_derived_1
implicit none
type tp
integer :: i
character(len=1) :: c
end type tp
type(tp) :: x(5)
character(len=100) :: a
integer :: i, b(5)
x%i = 256
x%c = "q"
write(a, *) x%i
read(a, *) b
do i = 1, 5
if (b(i) /= 256) then
call abort ()
end if
end do
write(a, *) x ! Just test that the library doesn't abort.
write(a, *) x(:)%i
b = 0
read(a, *) b
do i = 1, 5
if (b(i) /= 256) then
call abort ()
end if
end do
end program arrayio_derived_1