diff options
Diffstat (limited to 'testsuite/tests/typecheck/should_compile/syn-perf2.hs')
-rw-r--r-- | testsuite/tests/typecheck/should_compile/syn-perf2.hs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_compile/syn-perf2.hs b/testsuite/tests/typecheck/should_compile/syn-perf2.hs new file mode 100644 index 0000000000..517fdb8a21 --- /dev/null +++ b/testsuite/tests/typecheck/should_compile/syn-perf2.hs @@ -0,0 +1,33 @@ +-- Another type-synonym performance test +-- (Trac 323) +-- Fails in GHC up to 6.6 + +module ShouldCompile where + +type S = Maybe +type S2 n = S (S n) +type S4 n = S2 (S2 n) +type S8 n = S4 (S4 n) +type S16 n = S8 (S8 n) +type S32 n = S16 (S16 n) + +type N64 n = S32 (S32 n) + +type N64' = + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + S ( S ( S ( S ( S ( S ( S ( S ( + Int + )))))))) + )))))))) + )))))))) + )))))))) + )))))))) + )))))))) + )))))))) + )))))))) |