void visit(Call *call) {
unsigned call_no = writer.beginEnter(call->sig, call->thread_id);
for (unsigned i = 0; i < call->args.size(); ++i) {
- if (call->args[i]) {
+ if (call->args[i].value) {
writer.beginArg(i);
- _visit(call->args[i]);
+ _visit(call->args[i].value);
writer.endArg();
}
}