rb_rescue          67 compar.c           return rb_rescue(cmp_eq, (VALUE)a, cmp_failed, 0);
rb_rescue         981 include/ruby/ruby.h VALUE rb_rescue(VALUE(*)(ANYARGS),VALUE,VALUE(*)(ANYARGS),VALUE);
rb_rescue        3292 io.c               return rb_rescue(io_call_close, io, 0, 0);
rb_rescue         156 numeric.c          ary = rb_rescue(coerce_body, (VALUE)a, err?coerce_rescue:0, (VALUE)a);
rb_rescue          51 range.c        	v = rb_rescue(range_check, (VALUE)args, range_failed, 0);