From a4c7f8bd98be2a200489325ff7c5061cf80ab4f3 Mon Sep 17 00:00:00 2001 From: Enrico Tassi Date: Tue, 27 Dec 2016 16:53:30 +0100 Subject: Imported Upstream version 8.6 --- test-suite/bugs/closed/3929.v | 67 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 test-suite/bugs/closed/3929.v (limited to 'test-suite/bugs/closed/3929.v') diff --git a/test-suite/bugs/closed/3929.v b/test-suite/bugs/closed/3929.v new file mode 100644 index 00000000..955581ef --- /dev/null +++ b/test-suite/bugs/closed/3929.v @@ -0,0 +1,67 @@ +Universes i j. +Set Printing Universes. +Set Printing All. +Polymorphic Definition lt@{x y} : Type@{y} := Type@{x}. +Goal True. +evar (T:Type@{i}). +set (Z := nat : Type@{j}). simpl in Z. +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +(** This enforces i <= j *) +Fail pose (lt@{i j}). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +exact I. +Defined. + +Goal True. +evar (T:nat). +pose (Z:=0). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal True. +evar (T:Set). +pose (Z:=nat). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal forall (A:Type)(a:A), True. +intros A a. +evar (T:A). +pose (Z:=a). +let Tv:=eval cbv delta [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. + +Goal True. +evar (T:Type). +pose (Z:=nat). +let Tv:=eval cbv [T] in T in +pose (x:=Tv). +revert x. +refine (_ : let x:=Z in True). +let Zv:=eval cbv [Z] in Z in +let Tv:=eval cbv [T] in T in +constr_eq Zv Tv. +Abort. -- cgit v1.2.3