diff options
Diffstat (limited to 'app/Code.hs')
| -rw-r--r-- | app/Code.hs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/app/Code.hs b/app/Code.hs index f2a3856..709b309 100644 --- a/app/Code.hs +++ b/app/Code.hs @@ -81,7 +81,7 @@ data Dereferenced = FreeRef Int | BoundRef Int Datum | NoRef - deriving (Show) + deriving (Show, Eq) -- TRICKY: HeapRefs alone must not form a cycle other than the FreeRef case. derefHeap :: Heap -> Int -> Dereferenced |