compiler: Warn for repeated identical map keys
compiler: Warn for repeated identical map keys

A map expression such as,

    #{'a' => 1, 'b' => 2, 'a' => 3}

will produce a warning for the repeated key 'a'.

electricimp/otp,fenollp/otp,release-project/otp,jj1bdx/otp,electricimp/otp,tuncer/otp,electricimp/otp,dgud/otp,matwey/otp,dgud/otp,g-andrade/otp,rlipscombe/otp,dgud/otp,lrascao/otp,goertzenator/otp,RaimoNiskanen/otp,dumbbell/otp,saleyn/otp,bjorng/otp,potatosalad/otp,erlang/otp,bjorng/otp,falkevik/otp,g-andrade/otp,lrascao/otp,potatosalad/otp,tuncer/otp,uabboli/otp,vladdu/otp,vinoski/otp,bernardd/otp,fenollp/otp,mikpe/otp,dgud/otp,dumbbell/otp,fenollp/otp,lrascao/otp,vinoski/otp,saleyn/otp,kvakvs/otp,cobusc/otp,tuncer/otp,mikpe/otp,release-project/otp,emacsmirror/erlang,getong/otp,emacsmirror/erlang,matwey/otp,cobusc/otp,dumbbell/otp,bernardd/otp,kvakvs/otp,vinoski/otp,emacsmirror/erlang,bsmr-erlang/otp,isvilen/otp,bjorng/otp,uabboli/otp,g-andrade/otp,dgud/otp,RoadRunnr/otp,jj1bdx/otp,dgud/otp,matwey/otp,bernardd/otp,kvakvs/otp,jj1bdx/otp,rlipscombe/otp,RaimoNiskanen/otp,aboroska/otp,vladdu/otp,vinoski/otp,kvakvs/otp,erlang/otp,dumbbell/otp,massemanet/otp,electricimp/otp,massemanet/otp,lrascao/otp,RaimoNiskanen/otp,fenollp/otp,potatosalad/otp,ferd/otp,vladdu/otp,isvilen/otp,RaimoNiskanen/otp,bernardd/otp,getong/otp,bsmr-erlang/otp,vinoski/otp,jj1bdx/otp,dgud/otp,legoscia/otp,aboroska/otp,aboroska/otp,kvakvs/otp,lrascao/otp,massemanet/otp,tuncer/otp,uabboli/otp,saleyn/otp,tuncer/otp,mikpe/otp,RoadRunnr/otp,g-andrade/otp,bsmr-erlang/otp,vladdu/otp,bjorng/otp,dumbbell/otp,RaimoNiskanen/otp,goertzenator/otp,vinoski/otp,uabboli/otp,aboroska/otp,dgud/otp,getong/otp,emacsmirror/erlang,aboroska/otp,matwey/otp,kvakvs/otp,aboroska/otp,bernardd/otp,ferd/otp,legoscia/otp,ferd/otp,getong/otp,goertzenator/otp,massemanet/otp,g-andrade/otp,release-project/otp,goertzenator/otp,jj1bdx/otp,dumbbell/otp,RaimoNiskanen/otp,emacsmirror/erlang,massemanet/otp,fenollp/otp,dgud/otp,isvilen/otp,fenollp/otp,saleyn/otp,rlipscombe/otp,uabboli/otp,rlipscombe/otp,release-project/otp,ferd/otp,kvakvs/otp,mikpe/otp,cobusc/otp,goertzenator/otp,dumbbell/otp,saleyn/otp,RoadRunnr/otp,g-andrade/otp,kvakvs/otp,uabboli/otp,getong/otp,potatosalad/otp,erlang/otp,goertzenator/otp,lrascao/otp,release-project/otp,isvilen/otp,bjorng/otp,matwey/otp,electricimp/otp,saleyn/otp,lrascao/otp,falkevik/otp,fenollp/otp,RaimoNiskanen/otp,falkevik/otp,falkevik/otp,fenollp/otp,falkevik/otp,rlipscombe/otp,vinoski/otp,vladdu/otp,vladdu/otp,legoscia/otp,erlang/otp,legoscia/otp,bernardd/otp,RoadRunnr/otp,legoscia/otp,cobusc/otp,potatosalad/otp,release-project/otp,bsmr-erlang/otp,getong/otp,lrascao/otp,dgud/otp,mikpe/otp,kvakvs/otp,aboroska/otp,dumbbell/otp,falkevik/otp,bsmr-erlang/otp,erlang/otp,mikpe/otp,lrascao/otp,ferd/otp,jj1bdx/otp,legoscia/otp,tuncer/otp,matwey/otp,vladdu/otp,tuncer/otp,falkevik/otp,legoscia/otp,g-andrade/otp,RoadRunnr/otp,bjorng/otp,cobusc/otp,g-andrade/otp,bsmr-erlang/otp,mikpe/otp,ferd/otp,bjorng/otp,rlipscombe/otp,uabboli/otp,tuncer/otp,jj1bdx/otp,release-project/otp,cobusc/otp,jj1bdx/otp,potatosalad/otp,matwey/otp,erlang/otp,rlipscombe/otp,saleyn/otp,potatosalad/otp,goertzenator/otp,bjorng/otp,fenollp/otp,bernardd/otp,dumbbell/otp,electricimp/otp,erlang/otp,rlipscombe/otp,isvilen/otp,legoscia/otp,isvilen/otp,cobusc/otp,emacsmirror/erlang,potatosalad/otp,isvilen/otp,ferd/otp,massemanet/otp,massemanet/otp,getong/otp,dumbbell/otp,emacsmirror/erlang,uabboli/otp,aboroska/otp,massemanet/otp,RaimoNiskanen/otp,saleyn/otp,saleyn/otp,goertzenator/otp,tuncer/otp,emacsmirror/erlang,bernardd/otp,emacsmirror/erlang,cobusc/otp,isvilen/otp,matwey/otp,bernardd/otp,mikpe/otp,erlang/otp,RoadRunnr/otp,electricimp/otp,isvilen/otp,mikpe/otp,getong/otp,massemanet/otp,rlipscombe/otp,release-project/otp,vinoski/otp,mikpe/otp,vladdu/otp,falkevik/otp,uabboli/otp,bsmr-erlang/otp,potatosalad/otp,bjorng/otp,g-andrade/otp,erlang/otp,getong/otp,goertzenator/otp,vladdu/otp,RoadRunnr/otp,RoadRunnr/otp,vinoski/otp,g-andrade/otp,RoadRunnr/otp,rlipscombe/otp,electricimp/otp,ferd/otp,release-project/otp,getong/otp,bjorng/otp,bsmr-erlang/otp,ferd/otp,jj1bdx/otp,falkevik/otp,aboroska/otp,isvilen/otp,jj1bdx/otp,matwey/otp,potatosalad/otp,electricimp/otp,bsmr-erlang/otp,vinoski/otp,legoscia/otp,RaimoNiskanen/otp,emacsmirror/erlang,erlang/otp