* vec.h (VEC_cleanup): New macro.
(DEF_VEC_ALLOC_FUNC_I): Update.
(DEF_VEC_ALLOC_FUNC_P): Likewise.
(DEF_VEC_ALLOC_FUNC_O): Likewise.
* dwarf2loc.c (struct axs_var_loc): Remove.
(unimplemented): New function.
(translate_register): Likewise.
(access_memory): Likewise.
(compile_dwarf_to_ax): Likewise.
(dwarf2_tracepoint_var_loc): Remove.
(dwarf2_tracepoint_var_access): Likewise.
(dwarf2_tracepoint_var_ref): Likewise.
(locexpr_tracepoint_var_ref): Use compile_dwarf_to_ax.
(loclist_tracepoint_var_ref): Likewise.
* dwarf2expr.h (dwarf_expr_require_composition): Declare.
* dwarf2expr.c (dwarf_expr_require_composition): Rename from
require_composition. No longer static.
(execute_stack_op): Update.
* ax-gdb.h (trace_kludge): Declare.