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author | 2017-04-30 12:14:38 +0200 | |
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committer | 2017-04-30 12:16:32 +0200 | |
commit | 5c7163d2ee1412fa5af523fbcd275518fc61fbde (patch) | |
tree | a5399d44b5fd48528851fffeba6ea2008ce5cce2 /test-suite/bugs/closed/5501.v | |
parent | 991b78fd9627ee76f1a1a39b8460bf361c6af53d (diff) |
Fix bug #5501: Universe polymorphism breaks proof involving auto.
A universe substitution was lacking as the normalized evar map was dropped.
Diffstat (limited to 'test-suite/bugs/closed/5501.v')
-rw-r--r-- | test-suite/bugs/closed/5501.v | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/5501.v b/test-suite/bugs/closed/5501.v new file mode 100644 index 000000000..24739a365 --- /dev/null +++ b/test-suite/bugs/closed/5501.v @@ -0,0 +1,21 @@ +Set Universe Polymorphism. + +Record Pred@{A} := + { car :> Type@{A} + ; P : car -> Prop + }. + +Class All@{A} (A : Pred@{A}) : Type := + { proof : forall (a : A), P A a + }. + +Record Pred_All@{A} : Type := + { P' :> Pred@{A} + ; P'_All : All P' + }. + +Global Instance Pred_All_instance (A : Pred_All) : All A := P'_All A. + +Definition Pred_All_proof {A : Pred_All} (a : A) : P A a. +Proof. +solve[auto using proof]. |