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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/stranal/should_compile/newtype.hs
parentebd422aed41048476aa61dd4c520d43becd78682 (diff)
downloadhaskell-16514f272fb42af6e9c7674a9bd6c9dce369231f.tar.gz
Move tests from tests/ghc-regress/* to just tests/*
Diffstat (limited to 'testsuite/tests/stranal/should_compile/newtype.hs')
-rw-r--r--testsuite/tests/stranal/should_compile/newtype.hs14
1 files changed, 14 insertions, 0 deletions
diff --git a/testsuite/tests/stranal/should_compile/newtype.hs b/testsuite/tests/stranal/should_compile/newtype.hs
new file mode 100644
index 0000000000..c68df28111
--- /dev/null
+++ b/testsuite/tests/stranal/should_compile/newtype.hs
@@ -0,0 +1,14 @@
+-- This one killed GHC 6.4 because it bogusly attributed
+-- the CPR property to the construtor T
+-- Result: a mkWWcpr crash
+-- Needs -prof -auto-all to show it up
+
+module ShouldCompile where
+
+newtype T a = T { unT :: a }
+
+f = unT
+
+test cs = f $ case cs of
+ [] -> T []
+ (x:xs) -> T $ test cs