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authorDavid Terei <davidterei@gmail.com>2011-07-20 11:09:03 -0700
committerDavid Terei <davidterei@gmail.com>2011-07-20 11:26:35 -0700
commit16514f272fb42af6e9c7674a9bd6c9dce369231f (patch)
treee4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/mdo/should_fail/mdofail001.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/mdo/should_fail/mdofail001.hs')
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diff --git a/testsuite/tests/mdo/should_fail/mdofail001.hs b/testsuite/tests/mdo/should_fail/mdofail001.hs
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+{-# OPTIONS -XRecursiveDo #-}
+
+-- let bindings are monomorphic if used prior to their definition
+
+module Main (main) where
+
+import Control.Monad.Fix
+
+t :: IO (Int, Int)
+t = mdo x <- return (l "1", l [1,2,3])
+ let l [] = 0
+ l (x:xs) = 1 + l xs
+ return x
+
+main :: IO ()
+main = t >>= print