rb_dbl_cmp 849 bignum.c return rb_dbl_cmp(rb_big2dbl(x), RFLOAT(y)->value);
rb_dbl_cmp 515 numeric.c return rb_dbl_cmp(a, b);
rb_dbl_cmp 725 time.c return rb_dbl_cmp((double)tobj1->tv.tv_sec + (double)tobj1->tv.tv_usec*1e-6,