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Diffstat (limited to 'testsuite/tests/deriving/should_compile/T4325.hs')
| -rw-r--r-- | testsuite/tests/deriving/should_compile/T4325.hs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/testsuite/tests/deriving/should_compile/T4325.hs b/testsuite/tests/deriving/should_compile/T4325.hs new file mode 100644 index 0000000000..68ab81744b --- /dev/null +++ b/testsuite/tests/deriving/should_compile/T4325.hs @@ -0,0 +1,7 @@ +{-# LANGUAGE DatatypeContexts #-} + +module T4325 where + +data Ord a => Heap a b = Empty | Node a b [Heap a b] + deriving Eq + |