Arguments/simpl: allow ! even on non fixpoints
Arguments/simpl: allow ! even on non fixpoints

It is now possible to tell simpl to unfold a constant
that hides no "match" but is applied to concrete arguments.

Arguments id _ !n.
Goal forall x, id x = id 2.
intros; simpl.

x : nat
========
id x = 2

git-svn-id: 44dc50bdcc0f5d1a212c497508dc9452e0b35e2b@15048 85f007b7-540e-0410-9357-904b9bb8a0f7

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