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Diffstat (limited to 'testsuite/tests/typecheck/should_compile/T4912.hs')
| -rw-r--r-- | testsuite/tests/typecheck/should_compile/T4912.hs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_compile/T4912.hs b/testsuite/tests/typecheck/should_compile/T4912.hs new file mode 100644 index 0000000000..539ba078ee --- /dev/null +++ b/testsuite/tests/typecheck/should_compile/T4912.hs @@ -0,0 +1,14 @@ +{-# LANGUAGE TypeSynonymInstances #-} +{-# OPTIONS_GHC -fwarn-orphans #-} +module T4912 where + +import T4912a + + +type OurData = TheirData + +instance Foo TheirData where + foo = id + +instance Bar OurData where + bar _ = "Ours" |