diff options
author | sewardj <unknown> | 2001-06-20 16:13:07 +0000 |
---|---|---|
committer | sewardj <unknown> | 2001-06-20 16:13:07 +0000 |
commit | ec4b44372926ac4b7df577d7385b58f0dffe8039 (patch) | |
tree | 48d45be2d40f9ff0fe62786d2af14e6a449d48d6 /testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs | |
parent | f888eb872de80350cd4af0ea3962892a0185f750 (diff) | |
download | haskell-ec4b44372926ac4b7df577d7385b58f0dffe8039.tar.gz |
[project @ 2001-06-20 16:13:06 by sewardj]
Quite a significant number of your typechecker tests are belong to
fptools/testsuite.
Diffstat (limited to 'testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs')
-rw-r--r-- | testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs b/testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs new file mode 100644 index 0000000000..2a2e5f050c --- /dev/null +++ b/testsuite/tests/ghc-regress/typecheck/should_compile/tc043.hs @@ -0,0 +1,18 @@ +module ShouldSucceed where + +-- !!! another simple test of class and instance code. + +class A a where + op1 :: a + +instance A Int where + op1 = 2 + +f x = op1 + +class B b where + op2 :: b -> Int + +instance (B a) => B [a] where + op2 [] = 0 + op2 (x:xs) = 1 + op2 xs |