Fix an off-by-one error in freeProgArgv
Fix an off-by-one error in freeProgArgv

frantisekfarka/ghc-dsi,tjakway/ghcjvm,gridaphobe/ghc,elieux/ghc,ezyang/ghc,mfine/ghc,gcampax/ghc,sgillespie/ghc,acowley/ghc,forked-upstream-packages-for-ghcjs/ghc,sgillespie/ghc,mcschroeder/ghc,nushio3/ghc,tjakway/ghcjvm,forked-upstream-packages-for-ghcjs/ghc,bitemyapp/ghc,mettekou/ghc,elieux/ghc,shlevy/ghc,snoyberg/ghc,fmthoma/ghc,siddhanathan/ghc,green-haskell/ghc,ml9951/ghc,ml9951/ghc,ezyang/ghc,ryantm/ghc,ml9951/ghc,spacekitteh/smcghc,snoyberg/ghc,sdiehl/ghc,nushio3/ghc,vikraman/ghc,snoyberg/ghc,frantisekfarka/ghc-dsi,tjakway/ghcjvm,tibbe/ghc,tibbe/ghc,spacekitteh/smcghc,forked-upstream-packages-for-ghcjs/ghc,wxwxwwxxx/ghc,urbanslug/ghc,gridaphobe/ghc,elieux/ghc,fmthoma/ghc,sgillespie/ghc,wxwxwwxxx/ghc,sdiehl/ghc,AlexanderPankiv/ghc,gridaphobe/ghc,shlevy/ghc,tjakway/ghcjvm,urbanslug/ghc,green-haskell/ghc,bitemyapp/ghc,GaloisInc/halvm-ghc,tibbe/ghc,nkaretnikov/ghc,gcampax/ghc,mettekou/ghc,nushio3/ghc,anton-dessiatov/ghc,TomMD/ghc,bitemyapp/ghc,christiaanb/ghc,mfine/ghc,nathyong/microghc-ghc,snoyberg/ghc,AlexanderPankiv/ghc,frantisekfarka/ghc-dsi,tibbe/ghc,sgillespie/ghc,holzensp/ghc,forked-upstream-packages-for-ghcjs/ghc,GaloisInc/halvm-ghc,TomMD/ghc,sdiehl/ghc,vTurbine/ghc,tjakway/ghcjvm,green-haskell/ghc,acowley/ghc,mfine/ghc,mcschroeder/ghc,olsner/ghc,da-x/ghc,nkaretnikov/ghc,ghc-android/ghc,gcampax/ghc,vikraman/ghc,ryantm/ghc,sgillespie/ghc,jstolarek/ghc,anton-dessiatov/ghc,shlevy/ghc,gridaphobe/ghc,TomMD/ghc,ezyang/ghc,shlevy/ghc,da-x/ghc,wxwxwwxxx/ghc,forked-upstream-packages-for-ghcjs/ghc,mcschroeder/ghc,gcampax/ghc,gcampax/ghc,nkaretnikov/ghc,vTurbine/ghc,wxwxwwxxx/ghc,anton-dessiatov/ghc,christiaanb/ghc,ghc-android/ghc,spacekitteh/smcghc,mfine/ghc,siddhanathan/ghc,TomMD/ghc,green-haskell/ghc,vikraman/ghc,holzensp/ghc,da-x/ghc,anton-dessiatov/ghc,AlexanderPankiv/ghc,sgillespie/ghc,gridaphobe/ghc,nathyong/microghc-ghc,ezyang/ghc,urbanslug/ghc,ryantm/ghc,nathyong/microghc-ghc,wxwxwwxxx/ghc,jstolarek/ghc,jstolarek/ghc,mcschroeder/ghc,ghc-android/ghc,sdiehl/ghc,vikraman/ghc,fmthoma/ghc,lukexi/ghc,oldmanmike/ghc,acowley/ghc,vikraman/ghc,mfine/ghc,bitemyapp/ghc,ryantm/ghc,nushio3/ghc,lukexi/ghc,christiaanb/ghc,holzensp/ghc,green-haskell/ghc,forked-upstream-packages-for-ghcjs/ghc,bitemyapp/ghc,elieux/ghc,olsner/ghc,lukexi/ghc,nushio3/ghc,mettekou/ghc,nkaretnikov/ghc,mettekou/ghc,christiaanb/ghc,mcschroeder/ghc,ezyang/ghc,spacekitteh/smcghc,fmthoma/ghc,vTurbine/ghc,christiaanb/ghc,siddhanathan/ghc,sdiehl/ghc,TomMD/ghc,siddhanathan/ghc,ml9951/ghc,sdiehl/ghc,elieux/ghc,oldmanmike/ghc,mettekou/ghc,olsner/ghc,tibbe/ghc,da-x/ghc,vTurbine/ghc,wxwxwwxxx/ghc,ml9951/ghc,oldmanmike/ghc,anton-dessiatov/ghc,elieux/ghc,vikraman/ghc,GaloisInc/halvm-ghc,oldmanmike/ghc,shlevy/ghc,ezyang/ghc,elieux/ghc,nathyong/microghc-ghc,fmthoma/ghc,siddhanathan/ghc,snoyberg/ghc,GaloisInc/halvm-ghc,frantisekfarka/ghc-dsi,ml9951/ghc,vTurbine/ghc,christiaanb/ghc,siddhanathan/ghc,oldmanmike/ghc,sgillespie/ghc,AlexanderPankiv/ghc,wxwxwwxxx/ghc,vikraman/ghc,nathyong/microghc-ghc,acowley/ghc,gcampax/ghc,vTurbine/ghc,mcschroeder/ghc,acowley/ghc,sdiehl/ghc,da-x/ghc,AlexanderPankiv/ghc,mfine/ghc,frantisekfarka/ghc-dsi,oldmanmike/ghc,holzensp/ghc,ghc-android/ghc,olsner/ghc,tjakway/ghcjvm,olsner/ghc,holzensp/ghc,TomMD/ghc,acowley/ghc,acowley/ghc,ghc-android/ghc,ml9951/ghc,urbanslug/ghc,GaloisInc/halvm-ghc,lukexi/ghc,ghc-android/ghc,jstolarek/ghc,urbanslug/ghc,spacekitteh/smcghc,gridaphobe/ghc,gridaphobe/ghc,olsner/ghc,jstolarek/ghc,urbanslug/ghc,GaloisInc/halvm-ghc,anton-dessiatov/ghc,snoyberg/ghc,nathyong/microghc-ghc,nushio3/ghc,nkaretnikov/ghc,oldmanmike/ghc,ghc-android/ghc,AlexanderPankiv/ghc,lukexi/ghc,mettekou/ghc,mfine/ghc,nathyong/microghc-ghc,ezyang/ghc,christiaanb/ghc,ml9951/ghc,mcschroeder/ghc,AlexanderPankiv/ghc,shlevy/ghc,vTurbine/ghc,snoyberg/ghc,GaloisInc/halvm-ghc,fmthoma/ghc,nushio3/ghc,nkaretnikov/ghc,siddhanathan/ghc,da-x/ghc,TomMD/ghc,nkaretnikov/ghc,shlevy/ghc,tjakway/ghcjvm,gcampax/ghc,ryantm/ghc,fmthoma/ghc,olsner/ghc,da-x/ghc,mettekou/ghc,anton-dessiatov/ghc,forked-upstream-packages-for-ghcjs/ghc,urbanslug/ghc