RBIGNUM_EMBED_LEN_MASK   72 bignum.c          (RBASIC(b)->flags = (RBASIC(b)->flags & ~RBIGNUM_EMBED_LEN_MASK) | \
RBIGNUM_EMBED_LEN_MASK  754 include/ruby/ruby.h             (RBIGNUM_EMBED_LEN_MASK >> RBIGNUM_EMBED_LEN_SHIFT)) : \