rb_num_coerce_bit 6297 bignum.c return rb_num_coerce_bit(x, y, '&'); rb_num_coerce_bit 6416 bignum.c return rb_num_coerce_bit(x, y, '|'); rb_num_coerce_bit 6510 bignum.c return rb_num_coerce_bit(x, y, '^'); rb_num_coerce_bit 580 include/ruby/intern.h VALUE rb_num_coerce_bit(VALUE, VALUE, ID);