diff options
Diffstat (limited to 'testsuite/tests/arityanal/should_compile/T18793.hs')
| -rw-r--r-- | testsuite/tests/arityanal/should_compile/T18793.hs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/tests/arityanal/should_compile/T18793.hs b/testsuite/tests/arityanal/should_compile/T18793.hs new file mode 100644 index 0000000000..6dfdcf05ee --- /dev/null +++ b/testsuite/tests/arityanal/should_compile/T18793.hs @@ -0,0 +1,12 @@ +module T18793 where + +stuff :: Int -> [Int] +{-# NOINLINE stuff #-} +stuff i = [i,i+1,i+2] + +f :: Int -> Int +f = foldr k id (stuff 1) + where + k :: Int -> (Int -> Int) -> (Int -> Int) + k i acc | i > 42 = acc . negate + | otherwise = acc |