ghc 7.6 wants a language extension
ghc 7.6 wants a language extension

perhaps 7.8 only requires it at the call site

greydot/persistent,greydot/persistent,jcristovao/persistent,yesodweb/persistent,nakaji-dayo/persistent,meteficha/persistent,rdnetto/persistent,mkscrg/persistent,greydot/persistent,nakaji-dayo/persistent,pseudonom/persistent,jcristovao/persistent,bitemyapp/persistent,gbwey/persistent,jasonzoladz/persistent,plow-technologies/persistent,meteficha/persistent,meteficha/persistent,gbwey/persistent,junjihashimoto/persistent,mkscrg/persistent,mkscrg/persistent,paul-rouse/persistent,erikd/persistent,jasonzoladz/persistent,creichert/persistent,jasonzoladz/persistent,mitchellwrosen/persistent,jcristovao/persistent,junjihashimoto/persistent,andrewthad/persistent,nakaji-dayo/persistent,naushadh/persistent,superduper/persistent,psibi/persistent,superduper/persistent,pseudonom/persistent,gbwey/persistent,mitchellwrosen/persistent,rdnetto/persistent,andrewthad/persistent,superduper/persistent,mitchellwrosen/persistent,andrewthad/persistent