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-rw-r--r--ghc/misc/examples/cats/hcat1.hs4
1 files changed, 4 insertions, 0 deletions
diff --git a/ghc/misc/examples/cats/hcat1.hs b/ghc/misc/examples/cats/hcat1.hs
new file mode 100644
index 0000000000..9a29bf7b46
--- /dev/null
+++ b/ghc/misc/examples/cats/hcat1.hs
@@ -0,0 +1,4 @@
+main :: IO ()
+main = interact id
+
+-- 46,173 bytes/sec (600KB input)