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authorDavid Terei <davidterei@gmail.com>2011-07-20 11:09:03 -0700
committerDavid Terei <davidterei@gmail.com>2011-07-20 11:26:35 -0700
commit16514f272fb42af6e9c7674a9bd6c9dce369231f (patch)
treee4f332b45fe65e2a7a2451be5674f887b42bf199 /testsuite/tests/typecheck/should_compile/tc175.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/typecheck/should_compile/tc175.hs')
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diff --git a/testsuite/tests/typecheck/should_compile/tc175.hs b/testsuite/tests/typecheck/should_compile/tc175.hs
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+++ b/testsuite/tests/typecheck/should_compile/tc175.hs
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+-- See trac bug 179
+
+-- Gives a bogus type error
+-- No instance for (Show (t -> Bool))
+-- arising from use of `show' at tc175.hs:11:8-11
+-- In the definition of `foo': foo x = show (\ _ -> True)
+-- because the instance decl has type variables with
+-- kind *, whereas the constraint (Show (x -> Bool)) has x::??
+-- Kind of stupid, really, but awkward to fix.
+
+module ShouldCompile where
+
+instance Show (a->b)
+
+foo x = show (\ _ -> True)