rb_vm_make_binding  327 proc.c             return rb_vm_make_binding(th, th->cfp);
rb_vm_make_binding 1159 vm_backtrace.c 	    rb_ary_store(entry, CALLER_BINDING_BINDING, rb_vm_make_binding(th, cfp));
rb_vm_make_binding 1017 vm_core.h      VALUE rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp);
rb_vm_make_binding  821 vm_trace.c     	return rb_vm_make_binding(trace_arg->th, cfp);