ISEQ_MARK_ARY     265 iseq.c             rb_ary_push(ISEQ_MARK_ARY(iseq), obj);
ISEQ_MARK_ARY      48 iseq.h         #define ISEQ_COVERAGE(iseq)           RARRAY_AREF(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_COVERAGE)
ISEQ_MARK_ARY      49 iseq.h         #define ISEQ_COVERAGE_SET(iseq, cov)  RARRAY_ASET(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_COVERAGE, cov)
ISEQ_MARK_ARY      51 iseq.h         #define ISEQ_FLIP_CNT(iseq) FIX2INT(RARRAY_AREF(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_FLIP_CNT))
ISEQ_MARK_ARY      57 iseq.h             RARRAY_ASET(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_FLIP_CNT, INT2FIX(cnt+1));
ISEQ_MARK_ARY      64 iseq.h             VALUE str = RARRAY_AREF(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_ORIGINAL_ISEQ);
ISEQ_MARK_ARY      73 iseq.h             RARRAY_ASET(ISEQ_MARK_ARY(iseq), ISEQ_MARK_ARY_ORIGINAL_ISEQ, str);