PR fortran/16919
* trans-array.c (gfc_add_loop_ss_code): Handle GFC_SS_COMPONENT.
(gfc_conv_array_index_offset): Allow "temporary" with nonzero delta.
(gfc_trans_preloop_setup, gfc_trans_scalarized_loop_boundary):
Handle GFC_SS_COMPONENT.
(gfc_conv_ss_startstride): Ditto. Set ss->shape.
(gfc_conv_loop_setup): Tweak commends. Remove dead code.
Use ss->shape.
(gfc_conv_array_initializer): Call specific initializer routines.
* trans-expr.c (gfc_trans_structure_assign): New function.
(gfc_trans_subarray_assign): New function.
(gfc_trans_subcomponent_assign): New fucntion
(gfc_conv_structure): Use them.
* trans.h (gfc_ss_type): Add GFC_SS_COMPONENT.
(gfc_ss): Add shape.
testsuite/
* gfortran.dg/der_array_1.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85730 138bc75d-0d04-0410-961f-82ee72b054a4