Just what I found out so it's not forgotten: d28bd0c introduced
the macro. Most likely by accident, because the commit message
said it would be porting things from APL but that was an under-
statement that most likely deceived reviewers. The macro didn't
exist before. It seems likely that it was never reviewed.

View Change

To view, visit change 44471. To unsubscribe, or for help writing mail filters, visit settings.