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author | Adriaan Moors <adriaan.moors@typesafe.com> | 2013-03-01 18:23:57 -0800 |
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committer | Adriaan Moors <adriaan.moors@typesafe.com> | 2013-03-03 23:29:19 -0800 |
commit | 2cf6c5d7e5cfbd60958eac0a545f5c2978a8e5cd (patch) | |
tree | 4c3c20875be88faf60f3b5ed93701d455004f7f2 /test/files | |
parent | 5b7cfe3c63c15488ed7d8a9bb3b8d7f2043874d8 (diff) | |
download | scala-2cf6c5d7e5cfbd60958eac0a545f5c2978a8e5cd.tar.gz scala-2cf6c5d7e5cfbd60958eac0a545f5c2978a8e5cd.tar.bz2 scala-2cf6c5d7e5cfbd60958eac0a545f5c2978a8e5cd.zip |
[port] SI-7183 Disable unreachability for withFilter matches.
This is a forward port of #2168 (originally for 2.10.1,
but the pattern matcher has since been refactored in 2.10.x.)
Diffstat (limited to 'test/files')
-rw-r--r-- | test/files/pos/t7183.flags | 1 | ||||
-rw-r--r-- | test/files/pos/t7183.scala | 13 |
2 files changed, 14 insertions, 0 deletions
diff --git a/test/files/pos/t7183.flags b/test/files/pos/t7183.flags new file mode 100644 index 0000000000..e8fb65d50c --- /dev/null +++ b/test/files/pos/t7183.flags @@ -0,0 +1 @@ +-Xfatal-warnings
\ No newline at end of file diff --git a/test/files/pos/t7183.scala b/test/files/pos/t7183.scala new file mode 100644 index 0000000000..7647c1634b --- /dev/null +++ b/test/files/pos/t7183.scala @@ -0,0 +1,13 @@ +class A +object A { + def unapply(a: A): Some[A] = Some(a) // Change return type to Option[A] and the warning is gone +} + +object Test { + for (A(a) <- List(new A)) yield a // spurious dead code warning. +} + +// List(new A()).withFilter(((check$ifrefutable$2) => check$ifrefutable$2: @scala.unchecked match { +// case A((a @ _)) => true +// case _ => false // this is dead code, but it's compiler generated. +// })) |