iridia/Finch — comment on commit dea9c57f485dbf3293c7b668a76b3581a5bd818c
File:  line 0
By monoceroi:

I think [this](http://www.mikeash.com/pyblog/friday-qa-2011-02-18-compound-literals.html) would do:

error = error ? error : &(NSError *){ nil };