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-rw-r--r--src/runtime/haskell/PGF/Macros.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/runtime/haskell/PGF/Macros.hs b/src/runtime/haskell/PGF/Macros.hs
index 328bf369d..dea535af7 100644
--- a/src/runtime/haskell/PGF/Macros.hs
+++ b/src/runtime/haskell/PGF/Macros.hs
@@ -229,6 +229,7 @@ data BracketedTokn
= LeafKS [String]
| LeafKP [String] [Alternative]
| Bracket_ CId {-# UNPACK #-} !FId {-# UNPACK #-} !LIndex [Expr] [BracketedTokn] -- Invariant: the list is not empty
+ deriving Eq
type LinTable = Array.Array LIndex [BracketedTokn]