offset_p           92 gc/dbg_mlc.c     GC_ref_kind GC_get_back_ptr_info(void *dest, void **base_p, size_t *offset_p)
offset_p          121 gc/dbg_mlc.c         *offset_p = 0;
offset_p          126 gc/dbg_mlc.c         *offset_p = bp - bp_base;
offset_p           43 gc/include/gc_backptr.h GC_ref_kind GC_get_back_ptr_info(void *dest, void **base_p, size_t *offset_p);