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author | David Terei <davidterei@gmail.com> | 2011-07-20 11:09:03 -0700 |
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committer | David Terei <davidterei@gmail.com> | 2011-07-20 11:26:35 -0700 |
commit | 16514f272fb42af6e9c7674a9bd6c9dce369231f (patch) | |
tree | e4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/typecheck/should_compile/tc148.hs | |
parent | ebd422aed41048476aa61dd4c520d43becd78682 (diff) | |
download | haskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz |
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/typecheck/should_compile/tc148.hs')
-rw-r--r-- | testsuite/tests/typecheck/should_compile/tc148.hs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/tests/typecheck/should_compile/tc148.hs b/testsuite/tests/typecheck/should_compile/tc148.hs new file mode 100644 index 0000000000..c66f723550 --- /dev/null +++ b/testsuite/tests/typecheck/should_compile/tc148.hs @@ -0,0 +1,12 @@ +{-# LANGUAGE Rank2Types #-} + +-- This program tickled a bug in 5.02.2's forall-lifting + +module ShouldCompile where + +class Class x where + combinator' :: (forall y. Class y => y -> y) -> x -> x + +combinator :: (forall y. Class y => y -> y) + -> (forall x. Class x => x -> x) +combinator f = combinator' f |