3 files changed, 4 insertions, 4 deletions
diff --git a/src/compiler/scala/tools/nsc/symtab/Definitions.scala b/src/compiler/scala/tools/nsc/symtab/Definitions.scala
index 7a77095293..e1cf7a5a7e 100644
--- a/src/compiler/scala/tools/nsc/symtab/Definitions.scala
+++ b/src/compiler/scala/tools/nsc/symtab/Definitions.scala
@@ -19,7 +19,7 @@ trait Definitions {
 
     // Working around bug #2133
     private object definitionHelpers {
-      def cond[T](x: T)(f: T =>? Boolean) = (f isDefinedAt x) && f(x)
+      def cond[T](x: T)(f: PartialFunction[T, Boolean]) = (f isDefinedAt x) && f(x)
     }
     import definitionHelpers._
 
diff --git a/src/compiler/scala/tools/nsc/transform/CleanUp.scala b/src/compiler/scala/tools/nsc/transform/CleanUp.scala
index 09ed32253a..cf217dcd23 100644
--- a/src/compiler/scala/tools/nsc/transform/CleanUp.scala
+++ b/src/compiler/scala/tools/nsc/transform/CleanUp.scala
@@ -280,7 +280,7 @@ abstract class CleanUp extends Transform with ast.TreeDSL {
         val testForBoolean: Tree    = (qual IS_OBJ BoxedBooleanClass.tpe)
         val testForNumberOrBoolean  = testForNumber OR testForBoolean
 
-        val getPrimitiveReplacementForStructuralCall: Name =>? (Symbol, Tree) = {
+        val getPrimitiveReplacementForStructuralCall: PartialFunction[Name, (Symbol, Tree)] = {
           val testsForNumber = Map() ++ List(
             nme.UNARY_+ -> "positive",
             nme.UNARY_- -> "negate",
diff --git a/src/compiler/scala/tools/nsc/transform/UnCurry.scala b/src/compiler/scala/tools/nsc/transform/UnCurry.scala
index fd5dd0f9a3..dc475b4173 100644
--- a/src/compiler/scala/tools/nsc/transform/UnCurry.scala
+++ b/src/compiler/scala/tools/nsc/transform/UnCurry.scala
@@ -296,11 +296,11 @@ abstract class UnCurry extends InfoTransform with TypingTransformers {
      *    }
      *    new $anon()
      *
-     *  transform a function node (x => body) of type T =>? R where
+     *  transform a function node (x => body) of type PartialFunction[T, R] where
      *    body = expr match { case P_i if G_i => E_i }_i=1..n
      *  to:
      *
-     *    class $anon() extends Object() with T =>? R with ScalaObject {
+     *    class $anon() extends Object() with PartialFunction[T, R] with ScalaObject {
      *      def apply(x: T): R = (expr: @unchecked) match {
      *        { case P_i if G_i => E_i }_i=1..n
      *      def isDefinedAt(x: T): boolean = (x: @unchecked) match {