Fix fenced code extn modifying data beyond slice
Fix fenced code extn modifying data beyond slice

ArtemTeleshev/blackfriday,jacobxk/blackfriday,kristofer/blackfriday,rtfb/blackfriday,elian0211/blackfriday,apiaryio/blackfriday,jmptrader/blackfriday,Depado/blackfriday,ckeyer/blackfriday,Ganners/blackfriday,jmptrader/blackfriday,apiaryio/blackfriday,Depado/blackfriday,Go-ApiBlueprint-Go/blackfriday,elian0211/blackfriday,linuxerwang/blackfriday,Ronmi/blackfriday,lfn3/blackfriday,Ganners/blackfriday,linuxerwang/blackfriday,DimShadoWWW/blackfriday,treejames/blackfriday,DimShadoWWW/blackfriday,Ronmi/blackfriday,lfn3/blackfriday,kristofer/blackfriday,ckeyer/blackfriday,tw4452852/blackfriday,icco/blackfriday,ArtemTeleshev/blackfriday,JackKnifed/blackfriday,JackKnifed/blackfriday,tianon/debian-golang-blackfriday,rtfb/blackfriday,icco/blackfriday,Go-ApiBlueprint-Go/blackfriday,jacobxk/blackfriday,tw4452852/blackfriday,tianon/debian-golang-blackfriday,beni55/blackfriday,treejames/blackfriday,beni55/blackfriday