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authorMartin Odersky <odersky@gmail.com>2014-07-20 14:48:34 +0200
committerMartin Odersky <odersky@gmail.com>2014-08-03 17:28:34 +0200
commite33a7385268084138e3d51faffdff33b540ad942 (patch)
treeae547106f6a363c5487535393bc1f971441bc55f /src/dotty/tools/dotc/core/Types.scala
parent38761d9d11a42635e64d6df54ecaf1968797e7e8 (diff)
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Enabled variance checking
Variance checking is now run as part of type-checking. Fixed tests that exhibited variance errors. Added tests where some classes of variance errors should be detected.
Diffstat (limited to 'src/dotty/tools/dotc/core/Types.scala')
-rw-r--r--src/dotty/tools/dotc/core/Types.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/dotty/tools/dotc/core/Types.scala b/src/dotty/tools/dotc/core/Types.scala
index 19141a873..474958b86 100644
--- a/src/dotty/tools/dotc/core/Types.scala
+++ b/src/dotty/tools/dotc/core/Types.scala
@@ -2203,6 +2203,7 @@ object Types {
override def variance = 1
override def toString = "Co" + super.toString
}
+
final class ContraTypeBounds(lo: Type, hi: Type, hc: Int) extends CachedTypeBounds(lo, hi, hc) {
override def variance = -1
override def toString = "Contra" + super.toString