diff options
Diffstat (limited to 'testsuite/tests/deSugar/should_compile/T2395.hs')
| -rw-r--r-- | testsuite/tests/deSugar/should_compile/T2395.hs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/testsuite/tests/deSugar/should_compile/T2395.hs b/testsuite/tests/deSugar/should_compile/T2395.hs new file mode 100644 index 0000000000..8600690279 --- /dev/null +++ b/testsuite/tests/deSugar/should_compile/T2395.hs @@ -0,0 +1,13 @@ +{-# LANGUAGE ViewPatterns #-} +{-# OPTIONS_GHC -Wall #-} + +-- Pattern-match overlap warnings with view patterns +module T2395 where + +foo :: Int -> Int +foo (even -> True) = 4 +foo _ = 5 + +bar :: (a, (Int,Int)) -> Int +bar (snd -> (x,y)) = x+y -- Cannot fail, hence overlap warning should +bar _ = 6 -- for second pattern |