2008-07-24 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/29952
* gfortran.h: Add "warn_array_temp" to gfc_option_t.
* lang.opt: Add -Warray-temporaries.
* invoke.texi: Document -Warray-temporaries
* trans-array.h (gfc_trans_create_temp_array): Add argument of
type *locus.
(gfc_conv_loop_setup): Likewise.
* trans-array.c (gfc_trans_create_temp_array): If
-Warray-temporaries is given and locus is present, warn about
creation of array temporaries.
(gfc_trans_array_constructor_subarray): Add locus to call
of gfc_conv_loop_setup.
(gfc_trans_array_constructor): Add where argument. Pass where
argument to call of gfc_trans_create_temp_array.
(gfc_add_loop_ss_code): Add where argument. Pass where argument
to recursive call of gfc_add_loop_ss_code and to call of
gfc_trans_array_constructor.
(gfc_conv_loop_setup): Add where argument. Pass where argument
to calls to gfc_add_loop_ss_code and to gfc_trans_create_temp_array.
(gfc_conv_expr_descriptor): Pass location to call of
gfc_conv_loop_setup.
(gfc_conv_array_parameter): If -Warray-temporaries is given,
warn about creation of temporary arrays.
* trans-expr.c (gfc_conv_subref_array_arg): Add where argument
to call to gfc_conv_loop_setup.
(gfc_conv_function_call): Add where argument to call to
gfc_trans_creat_temp_array.
(gfc_trans_subarray_assign): Likewise.
(gfc_trans_assignment_1): Add where argument to call to
gfc_conv_loop_setup.
* trans-stmt.c (gfc_conv_elemental_dependencies): Add where
argument to call to gfc_trans_create_temp_array.
(gfc_trans_call): Add where argument to call to gfc_conv_loop_setup.
(generate_loop_for_temp_to_lhs): Likewise.
(generate_loop_for_rhs_to_temp): Likewise.
(compute_inner_temp_size): Likewise.
(gfc_trans-pointer_assign_need_temp): Likewise.
(gfc_evaluate_where_mask): Likewise.
(gfc_trans_where_assign): Likewise.
(gfc_trans_where_3): Likewise.
* trans-io.c (transfer_srray_component): Add where argument
to function. Add where argument to call to gfc_conv_loop_setup.
(transfer_expr): Add where argument to call to
transfer_array_component.
(gfc_trans_transfer): Add where expression to call to
gfc_conv_loop_setup.
* trans-intrinsic.c (gfc_conv_intrinsic_anyall): Add
where argument to call to gfc_conv_loop_setup.
(gfc_conv_intrinsic_count): Likewise.
(gfc_conv_intrinsic_arith): Likewise.
(gfc_conv_intrinsic_dot_product): Likewise.
(gfc_conv_intrinsic_minmaxloc): Likewise.
(gfc_conv_intrinsic_minmaxval): Likewise.
(gfc_conv_intrinsic_array_transfer): Warn about
creation of temporary array.
Add where argument to call to gfc_trans_create_temp_array.
* options.c (gfc_init_options): Initialize gfc_option.warn_array_temp.
(gfc_handle_option): Set gfc_option.warn_array_temp.
2008-07-24 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/29952
* gfortran.dg/array_temporaries_1.f90: New test case.
From-SVN: r138112
