Do not typecheck twice the type of opaque constants.
Do not typecheck twice the type of opaque constants.

I believe an unwanted shadowing was introduced by a4043608f704f0.

letouzey/coq-wip,JasonGross/coq,gares/coq,silene/coq,JasonGross/coq,ppedrot/coq,ejgallego/coq,maximedenes/coq,SkySkimmer/coq,maximedenes/coq,coq/coq,william-lawvere/coq,maximedenes/coq,ejgallego/coq,coq/coq,Ptival/coq,ppedrot/coq,Matafou/coq,Zimmi48/coq,Zimmi48/coq,silene/coq,JasonGross/coq,Lionel-Rieg/coq,maximedenes/coq,gares/coq,JasonGross/coq,Zimmi48/coq,ppedrot/coq,Matafou/coq,ppedrot/coq,maximedenes/coq,coq/coq,ppedrot/coq,letouzey/coq-wip,gares/coq,Lionel-Rieg/coq,Lionel-Rieg/coq,silene/coq,SkySkimmer/coq,Matafou/coq,Ptival/coq,ejgallego/coq,gares/coq,amintimany/coq,letouzey/coq-wip,letouzey/coq-wip,Ptival/coq,amintimany/coq,amintimany/coq,coq/coq,letouzey/coq-wip,william-lawvere/coq,Zimmi48/coq,SkySkimmer/coq,SkySkimmer/coq,william-lawvere/coq,gares/coq,ejgallego/coq