* decl.c (elaborate_expression, elaborate_expression_1): Arguments
now bool instead of int.
(gnat_to_gnu_entity, elaborate_expression_1): New arg to COMPONENT_REF.
* trans.c (gnu_switch_label_stack): New function.
(gnat_to_gnu, N_Object_Renaming_Declaration): Result is what the
elaboration of renamed entity returns.
(gnat_to_gnu, case N_Case_Statement): Add branches to end label.
(add_decl_stmt): Don't add TYPE_DECL for UNCONSTRAINED_ARRAY_TYPE.
(gnat_gimplify_stmt): Use alloc_stmt_list, not build_empty_stmt.
(gnat_gimplify_stmt, case DECL_STMT): gimplify DECL_SIZE and
DECL_SIZE_UNIT and simplify variable-sized case.
(gnat_gimplify_type_sizes, gnat_gimplify_one_sizepos): Deleted.
Callers changes to call gimplify_type_sizes and gimplify_one_sizepos.
(gnat_stabilize_reference): Add arg to COMPONENT_REF.
(build_unit_elab): Disable for now.
* utils.c (mark_visited): New function.
(pushdecl): Walk tree to call it for global decl.
(update_pointer_to): Update all variants of pointer and ref types.
Add arg to COMPONENT_REF.
(convert): Likewise.
Move check for converting between variants lower down.
* utils2.c (build_simple_component_ref): Add arg to COMPONENT_REF.
(build_allocator): Don't force type of MODIFY_EXPR.
(gnat_mark_addressable, case VAR_DECL): Unconditionally call
put_var_into_stack.
From-SVN: r83410
