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Diffstat (limited to 'test-suite/success/clear.v')
-rw-r--r-- | test-suite/success/clear.v | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test-suite/success/clear.v b/test-suite/success/clear.v index 976bec73..e25510cf 100644 --- a/test-suite/success/clear.v +++ b/test-suite/success/clear.v @@ -13,3 +13,21 @@ Goal forall y z, (forall x:nat, x=y -> True) -> y=z -> True. reflexivity. Qed. +Class A. + +Section Foo. + + Variable a : A. + + Goal A. + solve [typeclasses eauto]. + Undo 1. + clear a. + try typeclasses eauto. + assert(a:=Build_A). + solve [ typeclasses eauto ]. + Undo 2. + assert(b:=Build_A). + solve [ typeclasses eauto ]. + Qed. +End Foo.
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