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-rw-r--r--backends/lean/Base/Progress/Base.lean1
1 files changed, 1 insertions, 0 deletions
diff --git a/backends/lean/Base/Progress/Base.lean b/backends/lean/Base/Progress/Base.lean
index cf2a3b70..573f0cc5 100644
--- a/backends/lean/Base/Progress/Base.lean
+++ b/backends/lean/Base/Progress/Base.lean
@@ -154,6 +154,7 @@ structure PSpecAttr where
specs of the scalar operations, which is what I really need, but I'm not sure it
applies well to other situations. A better way would probably to use type classes, but
I couldn't get them to work on those cases. It is worth retrying.
+ UPDATE: use discrimination trees (`DiscrTree`) from core Lean
-/
structure PSpecClassAttr where
attr : AttributeImpl