The const param reference counting bug that keeps on giving.
https://stackoverflow.com/a/31028671/505088
https://stackoverflow.com/a/7640979/505088
https://stackoverflow.com/q/4509015/505088
QC report 90482 and presumably many others. Of course, Emba killed QC. Thanks so much for that. Can I be arsed to re-enter all the unsolved reports that were killed when QC was killed? No I cannot.