[swift-users] Ugliness bridging Swift String to char *

[Kenny Leung]

> On Mar 1, 2017, at 7:08 PM, Kenny Leung via swift-users <swift-users at swift.org> wrote:
> 
> If it’s “making very few assumptions”, I would think that, for safety’s sake, functions that return a pointer would always be optional, forcing the user to deal with any possible null pointer returns.
> 

Talking myself into a circle there. We’re not talking about return values, but the value of PQprintOpt.fieldSep.

Also interesting - I thought being a IUO meant that you could not set the value to nil, but that’s not true. You can!

-Kenny