D-Programming-Language/phobos — pull request #1570 by monarchdodra (2013-09-12 15:20:45+00:00)
Title: Make to! for same-width string nothrow

Works around issue 5700 - Allow dup in nothrow functions
http://d.puremagic.com/issues/show_bug.cgi?id=5700

As trivial as it gets. Also added unittest.

Suggest looking with "no white" `?w=1` diff mode.