Fixing inefficiency in typeclass resolution.
Fixing inefficiency in typeclass resolution.

Instead of keeping checking that evars are pending, we cache the pending
evars in a proper set computed once and for all.

TheTypoMaster/coq,JasonGross/coq,letouzey/coq-wip,letouzey/coq-wip,amintimany/coq,SkySkimmer/coq,mattam82/coq,aspiwack/coq,william-lawvere/coq,coq/coq,gares/coq,silene/coq,asr/coq,coq/coq,pirapira/coq2rust,asr/coq,ale-f/coq,letouzey/coq-wip,Zimmi48/coq,aspiwack/coq,Zimmi48/coq,jpdeplaix/coq,maximedenes/coq,mattam82/coq,jpdeplaix/coq,amintimany/coq,TOSPIO/coq,gmalecha/coq,william-lawvere/coq,mlasson/coq,TOSPIO/coq,william-lawvere/coq,ppedrot/coq,jpdeplaix/coq,Zimmi48/coq,pirapira/coq2rust,ppedrot/coq,letouzey/coq-wip,SkySkimmer/coq,mattam82/coq,8l/coq,silene/coq,coq/coq,Zimmi48/coq,ppedrot/coq,ale-f/coq,amintimany/coq,SkySkimmer/coq,ejgallego/coq,ppedrot/coq,herbelin/github-coq,shindere/coq,pirapira/coq2rust,Matafou/coq,ale-f/coq,gares/coq,Lionel-Rieg/coq,8l/coq,maximedenes/coq,shindere/coq,Ptival/coq,gares/coq,Lionel-Rieg/coq,mlasson/coq,gmalecha/coq,herbelin/github-coq,JasonGross/coq,Ptival/coq,ejgallego/coq,silene/coq,Matafou/coq,barras/coq,TheTypoMaster/coq,SkySkimmer/coq,JasonGross/coq,gmalecha/coq,shindere/coq,JasonGross/coq,maximedenes/coq,asr/coq,TOSPIO/coq,gares/coq,herbelin/github-coq,aspiwack/coq,gares/coq,Lionel-Rieg/coq,ejgallego/coq,maximedenes/coq,barras/coq,TheTypoMaster/coq,letouzey/coq-wip,coq/coq,Ptival/coq,mlasson/coq,barras/coq,Matafou/coq,ppedrot/coq,maximedenes/coq,8l/coq,ejgallego/coq