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);