https://issues.dlang.org/show_bug.cgi?id=13586
--- Comment #20 from Andrei Alexandrescu <[email protected]> --- (In reply to Sobirari Muhomori from comment #19) > If the caller owns the arguments, it can also help with issue 12684 and > similar. Once the callee gets called, it must own its by-value arguments. That way we essentially avoid C++'s issue with unnecessary copying (callee copies, call, caller makes a copy inside, callee destroys the copy) without a costly feature (C++'s rvalue references). --
