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-rw-r--r--src/Util/Equality.v3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/Util/Equality.v b/src/Util/Equality.v
index 456c9497a..affdb933a 100644
--- a/src/Util/Equality.v
+++ b/src/Util/Equality.v
@@ -83,8 +83,9 @@ Section gen.
reflexivity.
Defined.
- Global Instance isiso_encode {y} : IsIso (encode y).
+ Global Instance isiso_encode : forall {y}, IsIso (encode y).
Proof.
+ intro y.
exists (@decode y).
{ intro H.
unfold decode.