Revert "Prevent pretyping from checking well-guardedness unnecessarily."
Revert "Prevent pretyping from checking well-guardedness unnecessarily."

This reverts commit 9f4e67a7c9f22ca853e76f4837a276a6111bf159.

amintimany/coq,Matafou/coq,william-lawvere/coq,mattam82/coq,coq/coq,maximedenes/coq,ppedrot/coq,maximedenes/coq,JasonGross/coq,Zimmi48/coq,gares/coq,gares/coq,mattam82/coq,maximedenes/coq,silene/coq,Lionel-Rieg/coq,Ptival/coq,coq/coq,Zimmi48/coq,Matafou/coq,ppedrot/coq,maximedenes/coq,letouzey/coq-wip,coq/coq,ppedrot/coq,amintimany/coq,gares/coq,ejgallego/coq,ppedrot/coq,ejgallego/coq,Ptival/coq,mattam82/coq,SkySkimmer/coq,letouzey/coq-wip,ejgallego/coq,JasonGross/coq,gares/coq,Ptival/coq,letouzey/coq-wip,coq/coq,Zimmi48/coq,maximedenes/coq,Lionel-Rieg/coq,Matafou/coq,ppedrot/coq,letouzey/coq-wip,Lionel-Rieg/coq,ejgallego/coq,gares/coq,JasonGross/coq,silene/coq,william-lawvere/coq,Zimmi48/coq,SkySkimmer/coq,silene/coq,JasonGross/coq,letouzey/coq-wip,SkySkimmer/coq,william-lawvere/coq,amintimany/coq,SkySkimmer/coq