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author | Paul Phillips <paulp@improving.org> | 2012-01-06 14:48:28 -0800 |
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committer | Paul Phillips <paulp@improving.org> | 2012-01-06 15:33:13 -0800 |
commit | f39537a369e3b137f5b1bef21cc8f5d86bc9d9d8 (patch) | |
tree | c655fb315741d30c59594b0f6a4758898ec89d70 /test/files/pos/t4070b.scala | |
parent | dd14b6a9b8b3355fae847f7fc8c1fc7d41babaa5 (diff) | |
download | scala-f39537a369e3b137f5b1bef21cc8f5d86bc9d9d8.tar.gz scala-f39537a369e3b137f5b1bef21cc8f5d86bc9d9d8.tar.bz2 scala-f39537a369e3b137f5b1bef21cc8f5d86bc9d9d8.zip |
Fix for crasher during type inference.
Well, "fix" is pretty generous, how about "workaround".
It does seem to do the job. Closes SI-4070, review by @moors.
Diffstat (limited to 'test/files/pos/t4070b.scala')
-rw-r--r-- | test/files/pos/t4070b.scala | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/files/pos/t4070b.scala b/test/files/pos/t4070b.scala new file mode 100644 index 0000000000..36d03de80c --- /dev/null +++ b/test/files/pos/t4070b.scala @@ -0,0 +1,35 @@ +package a { + abstract class DeliteOp[B] + abstract class DeliteCollection[A] + abstract class Exp[T] { def Type: T } + + trait DeliteOpMap[A,B,C[X] <: DeliteCollection[X]] extends DeliteOp[C[B]] { + val in: Exp[C[A]] + val func: Exp[B] + val alloc: Exp[C[B]] + } + + object Test { + def f(x: DeliteOp[_]) = x match { + case map: DeliteOpMap[_,_,_] => map.alloc.Type + } + } +} + +package b { + object Test { + def f(x: DeliteOp[_]) = x match { + case map: DeliteOpMap[_,_,_] => map.alloc.Type + } + } + + abstract class DeliteOp[B] + abstract class DeliteCollection[A] + abstract class Exp[T] { def Type: T } + + trait DeliteOpMap[A,B,C[X] <: DeliteCollection[X]] extends DeliteOp[C[B]] { + val in: Exp[C[A]] + val func: Exp[B] + val alloc: Exp[C[B]] + } +}
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