Generate abstract methods in scala.Byte and friends.

Rather than stub implementations.  This saves over 50K of bytecode.
I also added the necessary imports to silence the feature warnings.

3 files changed, 47 insertions, 37 deletions

diff --git a/test/files/neg/t5666.check b/test/files/neg/t5666.check
index 4289b00ade..1c714796ba 100644
--- a/test/files/neg/t5666.check
+++ b/test/files/neg/t5666.check
@@ -4,33 +4,33 @@ t5666.scala:2: error: class Any is abstract; cannot be instantiated
 t5666.scala:3: error: class AnyVal is abstract; cannot be instantiated
   new AnyVal
   ^
-t5666.scala:4: error: Double does not have a constructor
+t5666.scala:4: error: class Double is abstract; cannot be instantiated
   new Double
-      ^
-t5666.scala:5: error: Float does not have a constructor
+  ^
+t5666.scala:5: error: class Float is abstract; cannot be instantiated
   new Float
-      ^
-t5666.scala:6: error: Long does not have a constructor
+  ^
+t5666.scala:6: error: class Long is abstract; cannot be instantiated
   new Long
-      ^
-t5666.scala:7: error: Int does not have a constructor
+  ^
+t5666.scala:7: error: class Int is abstract; cannot be instantiated
   new Int
-      ^
-t5666.scala:8: error: Char does not have a constructor
+  ^
+t5666.scala:8: error: class Char is abstract; cannot be instantiated
   new Char
-      ^
-t5666.scala:9: error: Short does not have a constructor
+  ^
+t5666.scala:9: error: class Short is abstract; cannot be instantiated
   new Short
-      ^
-t5666.scala:10: error: Byte does not have a constructor
+  ^
+t5666.scala:10: error: class Byte is abstract; cannot be instantiated
   new Byte
-      ^
-t5666.scala:11: error: Boolean does not have a constructor
+  ^
+t5666.scala:11: error: class Boolean is abstract; cannot be instantiated
   new Boolean
-      ^
-t5666.scala:12: error: Unit does not have a constructor
+  ^
+t5666.scala:12: error: class Unit is abstract; cannot be instantiated
   new Unit
-      ^
+  ^
 t5666.scala:13: error: class Nothing is abstract; cannot be instantiated
   new Nothing
   ^
diff --git a/test/files/run/repl-colon-type.check b/test/files/run/repl-colon-type.check
index cb0b9a6c8b..35cd04ba87 100644
--- a/test/files/run/repl-colon-type.check
+++ b/test/files/run/repl-colon-type.check
@@ -82,8 +82,10 @@ TypeRef(
     TypeRef(
       TypeSymbol(abstract trait Function1[-T1, +R] extends Object)
       args = List(
-        TypeRef(TypeSymbol(final class Int extends AnyVal))
-        TypeRef(TypeSymbol(final class Boolean extends AnyVal))
+        TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
+        TypeRef(
+          TypeSymbol(final abstract class Boolean extends AnyVal)
+        )
       )
     )
     TypeRef(
@@ -92,7 +94,7 @@ TypeRef(
         
       )
       args = List(
-        TypeRef(TypeSymbol(final class Int extends AnyVal))
+        TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
       )
     )
   )
@@ -125,14 +127,14 @@ scala> :type -v def x = 1 ; def bar[T >: Null <: AnyRef](xyz: T) = 5
 OverloadedType(
   alts = List(
     NullaryMethodType(
-      TypeRef(TypeSymbol(final class Int extends AnyVal))
+      TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
     )
     PolyType(
       typeParams = List(TypeParam(T >: Null <: AnyRef))
       resultType = MethodType(
         params = List(TermSymbol(xyz: T))
         resultType = TypeRef(
-          TypeSymbol(final class Int extends AnyVal)
+          TypeSymbol(final abstract class Int extends AnyVal)
         )
       )
     )
@@ -147,7 +149,7 @@ Int => Iterator[List[Nothing]]
 TypeRef(
   TypeSymbol(abstract trait Function1[-T1, +R] extends Object)
   args = List(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
     TypeRef(
       TypeSymbol(
         abstract trait Iterator[+A] extends TraversableOnce[A]
@@ -180,7 +182,7 @@ PolyType(
     TypeRef(
       TypeSymbol(abstract trait Function1[-T1, +R] extends Object)
       args = List(
-        TypeRef(TypeSymbol(final class Int extends AnyVal))
+        TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
         TypeRef(
           TypeSymbol(
             abstract trait Iterator[+A] extends TraversableOnce[A]
diff --git a/test/files/run/repl-type-verbose.check b/test/files/run/repl-type-verbose.check
index 103ac3e64d..989c0735b0 100644
--- a/test/files/run/repl-type-verbose.check
+++ b/test/files/run/repl-type-verbose.check
@@ -11,7 +11,7 @@ scala> :type -v def f = 5
 
 // Internal Type structure
 NullaryMethodType(
-  TypeRef(TypeSymbol(final class Int extends AnyVal))
+  TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
 )
 
 scala> :type -v def f() = 5
@@ -20,7 +20,9 @@ scala> :type -v def f() = 5
 
 // Internal Type structure
 NullaryMethodType(
-  resultType = TypeRef(TypeSymbol(final class Int extends AnyVal))
+  resultType = TypeRef(
+    TypeSymbol(final abstract class Int extends AnyVal)
+  )
 )
 
 scala> :type -v def f[T] = 5
@@ -31,7 +33,7 @@ scala> :type -v def f[T] = 5
 PolyType(
   typeParams = List(TypeParam(T))
   resultType = NullaryMethodType(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
   )
 )
 
@@ -43,7 +45,7 @@ scala> :type -v def f[T >: Null] = 5
 PolyType(
   typeParams = List(TypeParam(T >: Null))
   resultType = NullaryMethodType(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
   )
 )
 
@@ -55,7 +57,7 @@ scala> :type -v def f[T <: String] = 5
 PolyType(
   typeParams = List(TypeParam(T <: String))
   resultType = NullaryMethodType(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
   )
 )
 
@@ -67,7 +69,9 @@ scala> :type -v def f[T]() = 5
 PolyType(
   typeParams = List(TypeParam(T))
   resultType = NullaryMethodType(
-    resultType = TypeRef(TypeSymbol(final class Int extends AnyVal))
+    resultType = TypeRef(
+      TypeSymbol(final abstract class Int extends AnyVal)
+    )
   )
 )
 
@@ -79,7 +83,9 @@ scala> :type -v def f[T, U]() = 5
 PolyType(
   typeParams = List(TypeParam(T), TypeParam(U))
   resultType = NullaryMethodType(
-    resultType = TypeRef(TypeSymbol(final class Int extends AnyVal))
+    resultType = TypeRef(
+      TypeSymbol(final abstract class Int extends AnyVal)
+    )
   )
 )
 
@@ -93,7 +99,7 @@ PolyType(
   resultType = NullaryMethodType(
     resultType = NullaryMethodType(
       resultType = TypeRef(
-        TypeSymbol(final class Int extends AnyVal)
+        TypeSymbol(final abstract class Int extends AnyVal)
       )
     )
   )
@@ -107,7 +113,7 @@ scala> :type -v def f[T, U <: T] = 5
 PolyType(
   typeParams = List(TypeParam(T), TypeParam(U <: T))
   resultType = NullaryMethodType(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
   )
 )
 
@@ -123,7 +129,7 @@ PolyType(
     resultType = MethodType(
       params = List(TermSymbol(y: U))
       resultType = TypeRef(
-        TypeSymbol(final class Int extends AnyVal)
+        TypeSymbol(final abstract class Int extends AnyVal)
       )
     )
   )
@@ -138,7 +144,9 @@ PolyType(
   typeParams = List(TypeParam(T))
   resultType = MethodType(
     params = List(TermSymbol(implicit evidence$1: Ordering[T]))
-    resultType = TypeRef(TypeSymbol(final class Int extends AnyVal))
+    resultType = TypeRef(
+      TypeSymbol(final abstract class Int extends AnyVal)
+    )
   )
 )
 
@@ -177,7 +185,7 @@ PolyType(
     )
   )
   resultType = NullaryMethodType(
-    TypeRef(TypeSymbol(final class Int extends AnyVal))
+    TypeRef(TypeSymbol(final abstract class Int extends AnyVal))
   )
 )