rb_iseqw_line_trace_all 2442 iseq.c rb_define_method(rb_cISeq, "line_trace_all", rb_iseqw_line_trace_all, 0); rb_iseqw_line_trace_all 2445 iseq.c (void)rb_iseqw_line_trace_all; rb_iseqw_line_trace_all 110 iseq.h VALUE rb_iseqw_line_trace_all(VALUE iseqval);