diff options
Diffstat (limited to 'testsuite/tests/deSugar/should_compile/ds042.hs')
-rw-r--r-- | testsuite/tests/deSugar/should_compile/ds042.hs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/testsuite/tests/deSugar/should_compile/ds042.hs b/testsuite/tests/deSugar/should_compile/ds042.hs new file mode 100644 index 0000000000..e3f928d8d9 --- /dev/null +++ b/testsuite/tests/deSugar/should_compile/ds042.hs @@ -0,0 +1,8 @@ +-- !!! Guard on a tuple pattern, broke 4.01 due to the +-- !!! special handling of unboxed tuples in desugarer. +module ShouldCompile where + +f :: Int -> (Int,Int) +f x = + case f x of + (a,b) | a > 0 -> f (x-1) |