rb_big_rshift    2691 bignum.c           rb_define_method(rb_cBignum, ">>", rb_big_rshift, 1);
rb_big_rshift     120 include/ruby/intern.h VALUE rb_big_rshift(VALUE, VALUE);
rb_big_rshift    2758 numeric.c      	return rb_big_rshift(rb_int2big(val), y);