julia

8985403c - Make LLVM Profiling robust for multithreaded programs (#47778)

Make LLVM Profiling robust for multithreaded programs (#47778) * Use stringsteam to atomically write LLVM opt timings * Add boolean to ensure we don't _only_ write the after block * Use ios_printf Co-authored-by: Nathan Daly <NHDaly@gmail.com>