Comment 11 for bug 1396654

People were pinging me about this bug and added some SO links of it affecting people so I thought I'd add these here if it helps triage severity:

http://stackoverflow.com/questions/33057653/perf-enable-demangling-of-callgraph
http://stackoverflow.com/questions/34234354/perf-shows-mangled-function-names
http://stackoverflow.com/questions/32468991/perf-report-function-names-and-extra-characters