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Diffstat (limited to 'test-suite/bugs/closed/3633.v')
-rw-r--r-- | test-suite/bugs/closed/3633.v | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/3633.v b/test-suite/bugs/closed/3633.v new file mode 100644 index 00000000..6a952377 --- /dev/null +++ b/test-suite/bugs/closed/3633.v @@ -0,0 +1,10 @@ +Set Typeclasses Strict Resolution. +Class Contr (A : Type) := { center : A }. +Definition foo {A} `{Contr A} : A. +Proof. + apply center. + Undo. + (* Ensure the constraints are solved independently, otherwise a frozen ?A + makes a search for Contr ?A fail when finishing to apply (fun x => x) *) + apply (fun x => x), center. +Qed.
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