diff options
Diffstat (limited to 'test-suite')
| -rw-r--r-- | test-suite/success/CumulInd.v | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test-suite/success/CumulInd.v b/test-suite/success/CumulInd.v new file mode 100644 index 0000000000..f24d13b8af --- /dev/null +++ b/test-suite/success/CumulInd.v @@ -0,0 +1,20 @@ + +(* variances other than Invariant are forbidden for non-cumul inductives *) +Fail Inductive foo@{+u} : Prop := . +Fail Polymorphic Inductive foo@{*u} : Prop := . +Inductive foo@{=u} : Prop := . + +Set Universe Polymorphism. +Set Polymorphic Inductive Cumulativity. + +Inductive force_invariant@{=u} : Prop := . +Fail Definition lift@{u v | u < v} (x:force_invariant@{u}) : force_invariant@{v} := x. + +Inductive force_covariant@{+u} : Prop := . +Fail Definition lift@{u v | v < u} (x:force_covariant@{u}) : force_covariant@{v} := x. +Definition lift@{u v | u < v} (x:force_covariant@{u}) : force_covariant@{v} := x. + +Fail Inductive not_irrelevant@{*u} : Prop := nirr (_ : Type@{u}). +Inductive check_covariant@{+u} : Prop := cov (_ : Type@{u}). + +Fail Inductive not_covariant@{+u} : Prop := ncov (_ : Type@{u} -> nat). |