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Diffstat (limited to 'testsuite/tests/ghci/scripts/ghci044a.hs')
| -rw-r--r-- | testsuite/tests/ghci/scripts/ghci044a.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/testsuite/tests/ghci/scripts/ghci044a.hs b/testsuite/tests/ghci/scripts/ghci044a.hs new file mode 100644 index 0000000000..ac400d3ef9 --- /dev/null +++ b/testsuite/tests/ghci/scripts/ghci044a.hs @@ -0,0 +1,9 @@ +--Testing flexible and Overlapping instances +class C a where { f :: a -> String; f _ = 3 } +instance C Int where { f = id } +:set -XFlexibleInstances +instance C [Int] where f _ = "First" +f [3::Int] +-- Should override the identical one preceding +instance C [Int] where f _ = "Second" +f [3::Int] |