Please consider adopting P2531
"Should the output of std::print to a terminal be synchronized with the underlying stream?" as it may be a behaviour change to adopt it late
P2531 is the list of issues to be moved at the 2022-02 virtual plenary. I presume the French meant P2539, which is undergoing electronic polling in Library Evolution right now.
Please consider adopting P2531 "Should the output of std::print to a terminal be synchronized with the underlying stream?" as it may be a behaviour change to adopt it late