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-rw-r--r--test/files/neg/virtpatmat_exhaust_compound.scala29
1 files changed, 29 insertions, 0 deletions
diff --git a/test/files/neg/virtpatmat_exhaust_compound.scala b/test/files/neg/virtpatmat_exhaust_compound.scala
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index 0000000000..386c7af98d
--- /dev/null
+++ b/test/files/neg/virtpatmat_exhaust_compound.scala
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+sealed trait Base
+case object O1 extends Base
+case object O2 extends Base {
+ def foo: Int = 0
+}
+
+sealed trait Base2
+case object O3 extends Base2
+
+case object O4 extends Base with Base2
+
+object Test {
+ val a /*: Product with Serialiable with Base */ = if (true) O1 else O2
+ a match {
+ case null =>
+ }
+
+ def t1(a: Product with Base with Base2) = a match {
+ case null => // O1..O3 should *not* be possible here
+ }
+
+ def t2(a: Product with Base { def foo: Int }) = a match {
+ case null => // O2 in the domain
+ }
+
+ def t3(a: Product with Base { def bar: Int }) = a match {
+ case null => // nothing in the domain
+ }
+}