stream << " " << value->getId();
if (TRACE_display_sizes())
- stream << " " << (extra_ != nullptr) ? extra_->display_size() : 0;
+ stream << " " << ((extra_ != nullptr) ? extra_->display_size() : 0);
#if HAVE_SMPI
if (xbt_cfg_get_boolean("smpi/trace-call-location")) {