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-rw-r--r--src/compiler/scala/reflect/reify/codegen/Types.scala2
-rw-r--r--src/compiler/scala/reflect/reify/package.scala4
-rw-r--r--src/compiler/scala/tools/nsc/transform/Erasure.scala2
-rw-r--r--src/compiler/scala/tools/nsc/transform/UnCurry.scala16
-rw-r--r--src/compiler/scala/tools/nsc/typechecker/ContextErrors.scala8
-rw-r--r--src/compiler/scala/tools/nsc/typechecker/Implicits.scala4
-rw-r--r--src/compiler/scala/tools/nsc/typechecker/Taggings.scala22
-rw-r--r--src/compiler/scala/tools/nsc/typechecker/Typers.scala4
-rw-r--r--src/library/scala/collection/GenIterableLike.scala3
-rw-r--r--src/library/scala/collection/GenTraversableLike.scala43
-rw-r--r--src/library/scala/collection/TraversableLike.scala2
-rw-r--r--src/library/scala/collection/parallel/ParIterableLike.scala22
-rw-r--r--test/files/neg/t2775.check8
-rw-r--r--test/files/neg/t4568.check4
-rw-r--r--test/files/neg/t4568.scala13
-rw-r--r--test/files/neg/t750.check15
-rw-r--r--test/files/neg/t750/AO_1.java5
-rw-r--r--test/files/neg/t750/Test_2.scala6
-rw-r--r--test/files/neg/t750b.check15
-rw-r--r--test/files/neg/t750b/AO.java5
-rw-r--r--test/files/neg/t750b/Test.scala6
-rw-r--r--test/files/pos/gen-traversable-methods.scala20
-rw-r--r--test/pending/neg/t2066.scala16
-rw-r--r--test/pending/pos/t5579.scala29
-rw-r--r--test/pending/pos/t5639/Bar.scala7
-rw-r--r--test/pending/pos/t5639/Foo.scala7
-rw-r--r--test/pending/pos/t5712.scala14
-rw-r--r--test/pending/presentation/t5708.check81
-rw-r--r--test/pending/presentation/t5708/Test.scala5
-rw-r--r--test/pending/presentation/t5708/src/Completions.scala11
-rw-r--r--test/pending/run/t5695.check2
-rw-r--r--test/pending/run/t5695/part_1.scala12
-rw-r--r--test/pending/run/t5695/part_2.scala8
33 files changed, 376 insertions, 45 deletions
diff --git a/src/compiler/scala/reflect/reify/codegen/Types.scala b/src/compiler/scala/reflect/reify/codegen/Types.scala
index 1f336f4b0f..a2b074c6b2 100644
--- a/src/compiler/scala/reflect/reify/codegen/Types.scala
+++ b/src/compiler/scala/reflect/reify/codegen/Types.scala
@@ -99,7 +99,7 @@ trait Types {
// if this fails, it might produce the dreaded "erroneous or inaccessible type" error
// to find out the whereabouts of the error run scalac with -Ydebug
if (reifyDebug) println("launching implicit search for %s.%s[%s]".format(prefix, tagClass.name, tpe))
- typer.resolveTypeTag(defaultErrorPosition, prefix.tpe, tpe, concrete) match {
+ typer.resolveTypeTag(prefix.tpe, tpe, defaultErrorPosition, concrete) match {
case failure if failure.isEmpty =>
if (reifyDebug) println("implicit search was fruitless")
EmptyTree
diff --git a/src/compiler/scala/reflect/reify/package.scala b/src/compiler/scala/reflect/reify/package.scala
index 3f9d6200cd..f3040ad79c 100644
--- a/src/compiler/scala/reflect/reify/package.scala
+++ b/src/compiler/scala/reflect/reify/package.scala
@@ -33,8 +33,8 @@ package object reify {
import definitions._
import analyzer.enclosingMacroPosition
- def erasureTagInScope = typer0.context.withMacrosDisabled(typer0.resolveErasureTag(enclosingMacroPosition, tpe, concrete = concrete))
- def arrayTagInScope = typer0.context.withMacrosDisabled(typer0.resolveArrayTag(enclosingMacroPosition, tpe))
+ def erasureTagInScope = typer0.context.withMacrosDisabled(typer0.resolveErasureTag(tpe, enclosingMacroPosition, concrete = concrete))
+ def arrayTagInScope = typer0.context.withMacrosDisabled(typer0.resolveArrayTag(tpe, enclosingMacroPosition))
val inScope = (erasureTagInScope, arrayTagInScope)
inScope match {
diff --git a/src/compiler/scala/tools/nsc/transform/Erasure.scala b/src/compiler/scala/tools/nsc/transform/Erasure.scala
index 338c39dc5f..b8e43dfc50 100644
--- a/src/compiler/scala/tools/nsc/transform/Erasure.scala
+++ b/src/compiler/scala/tools/nsc/transform/Erasure.scala
@@ -997,7 +997,7 @@ abstract class Erasure extends AddInterfaces
}
// Rewrite 5.getClass to ScalaRunTime.anyValClass(5)
else if (isPrimitiveValueClass(qual.tpe.typeSymbol))
- global.typer.typed(gen.mkRuntimeCall(nme.anyValClass, List(qual, typer.resolveErasureTag(tree.pos, qual.tpe.widen, true))))
+ global.typer.typed(gen.mkRuntimeCall(nme.anyValClass, List(qual, typer.resolveErasureTag(qual.tpe.widen, tree.pos, true))))
else
tree
diff --git a/src/compiler/scala/tools/nsc/transform/UnCurry.scala b/src/compiler/scala/tools/nsc/transform/UnCurry.scala
index cf00ee6b5d..ef98935f9c 100644
--- a/src/compiler/scala/tools/nsc/transform/UnCurry.scala
+++ b/src/compiler/scala/tools/nsc/transform/UnCurry.scala
@@ -410,23 +410,23 @@ abstract class UnCurry extends InfoTransform
def sequenceToArray(tree: Tree) = {
val toArraySym = tree.tpe member nme.toArray
assert(toArraySym != NoSymbol)
- def getClassTag(tp: Type): Tree = {
- val tag = localTyper.resolveArrayTag(tree.pos, tp)
+ def getArrayTag(tp: Type): Tree = {
+ val tag = localTyper.resolveArrayTag(tp, tree.pos)
// Don't want bottom types getting any further than this (SI-4024)
- if (tp.typeSymbol.isBottomClass) getClassTag(AnyClass.tpe)
+ if (tp.typeSymbol.isBottomClass) getArrayTag(AnyClass.tpe)
else if (!tag.isEmpty) tag
- else if (tp.bounds.hi ne tp) getClassTag(tp.bounds.hi)
- else localTyper.TyperErrorGen.MissingClassTagError(tree, tp)
+ else if (tp.bounds.hi ne tp) getArrayTag(tp.bounds.hi)
+ else localTyper.TyperErrorGen.MissingArrayTagError(tree, tp)
}
- def traversableClassTag(tpe: Type): Tree = {
+ def traversableArrayTag(tpe: Type): Tree = {
(tpe baseType TraversableClass).typeArgs match {
- case targ :: _ => getClassTag(targ)
+ case targ :: _ => getArrayTag(targ)
case _ => EmptyTree
}
}
afterUncurry {
localTyper.typedPos(pos) {
- gen.mkMethodCall(tree, toArraySym, Nil, List(traversableClassTag(tree.tpe)))
+ gen.mkMethodCall(tree, toArraySym, Nil, List(traversableArrayTag(tree.tpe)))
}
}
}
diff --git a/src/compiler/scala/tools/nsc/typechecker/ContextErrors.scala b/src/compiler/scala/tools/nsc/typechecker/ContextErrors.scala
index 6932030fc2..08bf581256 100644
--- a/src/compiler/scala/tools/nsc/typechecker/ContextErrors.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/ContextErrors.scala
@@ -343,7 +343,7 @@ trait ContextErrors {
issueNormalTypeError(tree, "macros cannot be eta-expanded")
setError(tree)
}
-
+
def MacroPartialApplicationError(tree: Tree) = {
issueNormalTypeError(tree, "macros cannot be partially applied")
setError(tree)
@@ -592,9 +592,9 @@ trait ContextErrors {
def AbstractExistentiallyOverParamerizedTpeError(tree: Tree, tp: Type) =
issueNormalTypeError(tree, "can't existentially abstract over parameterized type " + tp)
- // classTagTree
- def MissingClassTagError(tree: Tree, tp: Type) = {
- issueNormalTypeError(tree, "cannot find class tag for element type "+tp)
+ // resolveArrayTag
+ def MissingArrayTagError(tree: Tree, tp: Type) = {
+ issueNormalTypeError(tree, "cannot find array tag for element type "+tp)
setError(tree)
}
diff --git a/src/compiler/scala/tools/nsc/typechecker/Implicits.scala b/src/compiler/scala/tools/nsc/typechecker/Implicits.scala
index 787d7af136..722440349a 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Implicits.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Implicits.scala
@@ -1266,8 +1266,8 @@ trait Implicits {
}
val tagInScope =
- if (full) context.withMacrosDisabled(resolveTypeTag(pos, ReflectMirrorPrefix.tpe, tp, true))
- else context.withMacrosDisabled(resolveArrayTag(pos, tp))
+ if (full) context.withMacrosDisabled(resolveTypeTag(ReflectMirrorPrefix.tpe, tp, pos, true))
+ else context.withMacrosDisabled(resolveArrayTag(tp, pos))
if (tagInScope.isEmpty) mot(tp, Nil, Nil)
else {
val interop =
diff --git a/src/compiler/scala/tools/nsc/typechecker/Taggings.scala b/src/compiler/scala/tools/nsc/typechecker/Taggings.scala
index d276b39f16..fb0d6fb3c5 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Taggings.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Taggings.scala
@@ -10,7 +10,7 @@ trait Taggings {
trait Tagging {
self: Typer =>
- private def resolveTag(pos: Position, taggedTp: Type) = beforeTyper {
+ private def resolveTag(taggedTp: Type, pos: Position) = beforeTyper {
inferImplicit(
EmptyTree,
taggedTp,
@@ -25,47 +25,47 @@ trait Taggings {
/** Finds in scope or materializes an ArrayTag.
* Should be used instead of ClassTag or ClassManifest every time compiler needs to create an array.
*
+ * @param tp Type we're looking an ArrayTag for, e.g. resolveArrayTag(IntClass.tpe, pos) will look for ArrayTag[Int].
* @param pos Position for error reporting. Please, provide meaningful value.
- * @param tp Type we're looking an ArrayTag for, e.g. resolveArrayTag(pos, IntClass.tpe) will look for ArrayTag[Int].
*
* @returns Tree that represents an `scala.reflect.ArrayTag` for `tp` if everything is okay.
* EmptyTree if the result contains unresolved (i.e. not spliced) type parameters and abstract type members.
*/
- def resolveArrayTag(pos: Position, tp: Type): Tree = {
+ def resolveArrayTag(tp: Type, pos: Position): Tree = {
val taggedTp = appliedType(ArrayTagClass.typeConstructor, List(tp))
- resolveTag(pos, taggedTp)
+ resolveTag(taggedTp, pos)
}
/** Finds in scope or materializes an ErasureTag (if `concrete` is false) or a ClassTag (if `concrete` is true).
* Should be used instead of ClassTag or ClassManifest every time compiler needs to persist an erasure.
*
+ * @param tp Type we're looking an ErasureTag for, e.g. resolveErasureTag(IntClass.tpe, pos, true) will look for ClassTag[Int].
* @param pos Position for error reporting. Please, provide meaningful value.
- * @param tp Type we're looking an ErasureTag for, e.g. resolveErasureTag(pos, IntClass.tpe, true) will look for ClassTag[Int].
* @param concrete If true then the result must not contain unresolved (i.e. not spliced) type parameters and abstract type members.
* If false then the function will always succeed (abstract types will be erased to their upper bounds).
*
* @returns Tree that represents an `scala.reflect.ErasureTag` for `tp` if everything is okay.
* EmptyTree if `concrete` is true and the result contains unresolved (i.e. not spliced) type parameters and abstract type members.
*/
- def resolveErasureTag(pos: Position, tp: Type, concrete: Boolean): Tree = {
+ def resolveErasureTag(tp: Type, pos: Position, concrete: Boolean): Tree = {
val taggedTp = appliedType(if (concrete) ClassTagClass.typeConstructor else ErasureTagClass.typeConstructor, List(tp))
- resolveTag(pos, taggedTp)
+ resolveTag(taggedTp, pos)
}
/** Finds in scope or materializes a TypeTag (if `concrete` is false) or a ConcreteTypeTag (if `concrete` is true).
*
- * @param pos Position for error reporting. Please, provide meaningful value.
* @param pre Prefix that represents a universe this type tag will be bound to.
- * @param tp Type we're looking a TypeTag for, e.g. resolveTypeTag(pos, reflectMirrorPrefix, IntClass.tpe, false) will look for scala.reflect.mirror.TypeTag[Int].
+ * @param tp Type we're looking a TypeTag for, e.g. resolveTypeTag(reflectMirrorPrefix, IntClass.tpe, pos, false) will look for scala.reflect.mirror.TypeTag[Int].
+ * @param pos Position for error reporting. Please, provide meaningful value.
* @param concrete If true then the result must not contain unresolved (i.e. not spliced) type parameters and abstract type members.
* If false then the function will always succeed (abstract types will be reified as free types).
*
* @returns Tree that represents a `scala.reflect.TypeTag` for `tp` if everything is okay.
* EmptyTree if `concrete` is true and the result contains unresolved (i.e. not spliced) type parameters and abstract type members.
*/
- def resolveTypeTag(pos: Position, pre: Type, tp: Type, concrete: Boolean): Tree = {
+ def resolveTypeTag(pre: Type, tp: Type, pos: Position, concrete: Boolean): Tree = {
val taggedTp = appliedType(singleType(pre, pre member (if (concrete) ConcreteTypeTagClass else TypeTagClass).name), List(tp))
- resolveTag(pos, taggedTp)
+ resolveTag(taggedTp, pos)
}
}
} \ No newline at end of file
diff --git a/src/compiler/scala/tools/nsc/typechecker/Typers.scala b/src/compiler/scala/tools/nsc/typechecker/Typers.scala
index 5902e480a3..8c2eae1c86 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Typers.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Typers.scala
@@ -4841,8 +4841,8 @@ trait Typers extends Modes with Adaptations with Taggings {
val Some((level, componentType)) = erasure.GenericArray.unapply(tpt.tpe)
val tagType = List.iterate(componentType, level)(tpe => appliedType(ArrayClass.asType, List(tpe))).last
val newArrayApp = atPos(tree.pos) {
- val tag = resolveArrayTag(tree.pos, tagType)
- if (tag.isEmpty) MissingClassTagError(tree, tagType)
+ val tag = resolveArrayTag(tagType, tree.pos)
+ if (tag.isEmpty) MissingArrayTagError(tree, tagType)
else new ApplyToImplicitArgs(Select(tag, nme.newArray), args)
}
typed(newArrayApp, mode, pt)
diff --git a/src/library/scala/collection/GenIterableLike.scala b/src/library/scala/collection/GenIterableLike.scala
index 79113ddaa7..290a3b26b5 100644
--- a/src/library/scala/collection/GenIterableLike.scala
+++ b/src/library/scala/collection/GenIterableLike.scala
@@ -141,7 +141,4 @@ trait GenIterableLike[+A, +Repr] extends Any with GenTraversableLike[A, Repr] {
*/
def zipAll[B, A1 >: A, That](that: GenIterable[B], thisElem: A1, thatElem: B)(implicit bf: CBF[Repr, (A1, B), That]): That
- def isEmpty = iterator.isEmpty
-
- def head = iterator.next
}
diff --git a/src/library/scala/collection/GenTraversableLike.scala b/src/library/scala/collection/GenTraversableLike.scala
index 903594b69d..df652f99d9 100644
--- a/src/library/scala/collection/GenTraversableLike.scala
+++ b/src/library/scala/collection/GenTraversableLike.scala
@@ -59,12 +59,24 @@ trait GenTraversableLike[+A, +Repr] extends Any with GenTraversableOnce[A] with
def size: Int
+ /** Selects the first element of this $coll.
+ * $orderDependent
+ * @return the first element of this $coll.
+ * @throws `NoSuchElementException` if the $coll is empty.
+ */
def head: A
-
+
+ /** Optionally selects the first element.
+ * $orderDependent
+ * @return the first element of this $coll if it is nonempty,
+ * `None` if it is empty.
+ */
+ def headOption: Option[A]
+
/** Tests whether this $coll can be repeatedly traversed.
* @return `true`
*/
- final def isTraversableAgain = true
+ def isTraversableAgain: Boolean
/** Selects all elements except the first.
* $orderDependent
@@ -72,11 +84,30 @@ trait GenTraversableLike[+A, +Repr] extends Any with GenTraversableOnce[A] with
* except the first one.
* @throws `UnsupportedOperationException` if the $coll is empty.
*/
- def tail: Repr = {
- if (isEmpty) throw new UnsupportedOperationException("empty.tail")
- drop(1)
- }
+ def tail: Repr
+ /** Selects the last element.
+ * $orderDependent
+ * @return The last element of this $coll.
+ * @throws NoSuchElementException If the $coll is empty.
+ */
+ def last: A
+
+ /** Optionally selects the last element.
+ * $orderDependent
+ * @return the last element of this $coll$ if it is nonempty,
+ * `None` if it is empty.
+ */
+ def lastOption: Option[A]
+
+ /** Selects all elements except the last.
+ * $orderDependent
+ * @return a $coll consisting of all elements of this $coll
+ * except the last one.
+ * @throws `UnsupportedOperationException` if the $coll is empty.
+ */
+ def init: Repr
+
/** Computes a prefix scan of the elements of the collection.
*
* Note: The neutral element `z` may be applied more than once.
diff --git a/src/library/scala/collection/TraversableLike.scala b/src/library/scala/collection/TraversableLike.scala
index 3ca4bfeee9..3716a318d9 100644
--- a/src/library/scala/collection/TraversableLike.scala
+++ b/src/library/scala/collection/TraversableLike.scala
@@ -84,6 +84,8 @@ trait TraversableLike[+A, +Repr] extends Any
*/
def repr: Repr = this.asInstanceOf[Repr]
+ final def isTraversableAgain: Boolean = true
+
/** The underlying collection seen as an instance of `$Coll`.
* By default this is implemented as the current collection object itself,
* but this can be overridden.
diff --git a/src/library/scala/collection/parallel/ParIterableLike.scala b/src/library/scala/collection/parallel/ParIterableLike.scala
index 014b9b1a42..4cb229fc0f 100644
--- a/src/library/scala/collection/parallel/ParIterableLike.scala
+++ b/src/library/scala/collection/parallel/ParIterableLike.scala
@@ -178,10 +178,30 @@ self: ParIterableLike[T, Repr, Sequential] =>
def repr: Repr = this.asInstanceOf[Repr]
+ final def isTraversableAgain = true
+
def hasDefiniteSize = true
+ def isEmpty = size == 0
+
def nonEmpty = size != 0
-
+
+ def head = iterator.next
+
+ def headOption = if (nonEmpty) Some(head) else None
+
+ def tail = drop(1)
+
+ def last = {
+ var lst = head
+ for (x <- this.seq) lst = x
+ lst
+ }
+
+ def lastOption = if (nonEmpty) Some(last) else None
+
+ def init = take(size - 1)
+
/** Creates a new parallel iterator used to traverse the elements of this parallel collection.
* This iterator is more specific than the iterator of the returned by `iterator`, and augmented
* with additional accessor and transformer methods.
diff --git a/test/files/neg/t2775.check b/test/files/neg/t2775.check
index f357221cd9..a1e950cf73 100644
--- a/test/files/neg/t2775.check
+++ b/test/files/neg/t2775.check
@@ -1,4 +1,4 @@
-t2775.scala:1: error: cannot find class tag for element type B.this.T
-trait B[S] { type T = S; val c = new Array[T](1) }
- ^
-one error found
+t2775.scala:1: error: cannot find array tag for element type B.this.T
+trait B[S] { type T = S; val c = new Array[T](1) }
+ ^
+one error found
diff --git a/test/files/neg/t4568.check b/test/files/neg/t4568.check
new file mode 100644
index 0000000000..f94d699486
--- /dev/null
+++ b/test/files/neg/t4568.check
@@ -0,0 +1,4 @@
+t4568.scala:8: error: recursive method isSubListOf needs result type
+ case h :: t => y.contains(h) && (t.isSubListOf(y.drop(y.indexOf(h) + 1)))
+ ^
+one error found
diff --git a/test/files/neg/t4568.scala b/test/files/neg/t4568.scala
new file mode 100644
index 0000000000..8067759262
--- /dev/null
+++ b/test/files/neg/t4568.scala
@@ -0,0 +1,13 @@
+object SubList {
+ implicit def sublistable[A](x: List[A]) = new SubListable(x)
+
+ class SubListable[A](x: List[A]) {
+ def isSubListOf(y: List[A]) = {
+ x match {
+ case Nil => true
+ case h :: t => y.contains(h) && (t.isSubListOf(y.drop(y.indexOf(h) + 1)))
+ }
+ }
+ }
+
+} \ No newline at end of file
diff --git a/test/files/neg/t750.check b/test/files/neg/t750.check
new file mode 100644
index 0000000000..c17ca334e6
--- /dev/null
+++ b/test/files/neg/t750.check
@@ -0,0 +1,15 @@
+Test_2.scala:4: error: type mismatch;
+ found : Array[Int]
+ required: Array[? with Object]
+Note: Int >: ? with Object, but class Array is invariant in type T.
+You may wish to investigate a wildcard type such as `_ >: ? with Object`. (SLS 3.2.10)
+ AO_1.f(a)
+ ^
+Test_2.scala:5: error: type mismatch;
+ found : Array[Int]
+ required: Array[Int]
+Note: Int >: Int, but class Array is invariant in type T.
+You may wish to investigate a wildcard type such as `_ >: Int`. (SLS 3.2.10)
+ AO_1.f[Int](a)
+ ^
+two errors found
diff --git a/test/files/neg/t750/AO_1.java b/test/files/neg/t750/AO_1.java
new file mode 100644
index 0000000000..4c7360ec6f
--- /dev/null
+++ b/test/files/neg/t750/AO_1.java
@@ -0,0 +1,5 @@
+public class AO_1 {
+ public static <T> void f(T[] ar0) {
+ System.out.println(ar0);
+ }
+} \ No newline at end of file
diff --git a/test/files/neg/t750/Test_2.scala b/test/files/neg/t750/Test_2.scala
new file mode 100644
index 0000000000..80977431c5
--- /dev/null
+++ b/test/files/neg/t750/Test_2.scala
@@ -0,0 +1,6 @@
+// t750
+object Test extends App {
+ val a = Array(1, 2, 3)
+ AO_1.f(a)
+ AO_1.f[Int](a)
+}
diff --git a/test/files/neg/t750b.check b/test/files/neg/t750b.check
new file mode 100644
index 0000000000..72a249191e
--- /dev/null
+++ b/test/files/neg/t750b.check
@@ -0,0 +1,15 @@
+Test.scala:4: error: type mismatch;
+ found : Array[Int]
+ required: Array[? with Object]
+Note: Int >: ? with Object, but class Array is invariant in type T.
+You may wish to investigate a wildcard type such as `_ >: ? with Object`. (SLS 3.2.10)
+ AO.f(a)
+ ^
+Test.scala:5: error: type mismatch;
+ found : Array[Int]
+ required: Array[Int]
+Note: Int >: Int, but class Array is invariant in type T.
+You may wish to investigate a wildcard type such as `_ >: Int`. (SLS 3.2.10)
+ AO.f[Int](a)
+ ^
+two errors found
diff --git a/test/files/neg/t750b/AO.java b/test/files/neg/t750b/AO.java
new file mode 100644
index 0000000000..060baf9a3c
--- /dev/null
+++ b/test/files/neg/t750b/AO.java
@@ -0,0 +1,5 @@
+public class AO {
+ public static <T> void f(T[] ar0) {
+ System.out.println(ar0);
+ }
+} \ No newline at end of file
diff --git a/test/files/neg/t750b/Test.scala b/test/files/neg/t750b/Test.scala
new file mode 100644
index 0000000000..5f792a7be8
--- /dev/null
+++ b/test/files/neg/t750b/Test.scala
@@ -0,0 +1,6 @@
+// t750
+object Test extends App {
+ val a = Array(1, 2, 3)
+ AO.f(a)
+ AO.f[Int](a)
+}
diff --git a/test/files/pos/gen-traversable-methods.scala b/test/files/pos/gen-traversable-methods.scala
new file mode 100644
index 0000000000..2604a09f11
--- /dev/null
+++ b/test/files/pos/gen-traversable-methods.scala
@@ -0,0 +1,20 @@
+
+
+
+import collection._
+
+
+
+object Test {
+
+ def main(args: Array[String]) {
+ val gen: GenTraversable[Int] = List(1, 2, 3)
+ gen.head
+ gen.headOption
+ gen.tail
+ gen.last
+ gen.lastOption
+ gen.init
+ }
+
+}
diff --git a/test/pending/neg/t2066.scala b/test/pending/neg/t2066.scala
new file mode 100644
index 0000000000..46177b19f7
--- /dev/null
+++ b/test/pending/neg/t2066.scala
@@ -0,0 +1,16 @@
+object Test extends App {
+ trait A {
+ def f[T[_]](x : T[Int]) : T[Any]
+ }
+
+ class B extends A {
+ def f[T[+_]](x : T[Int]) : T[Any] = x
+ }
+
+ class P[Y](var y : Y)
+
+ val p = new P(1)
+ val palias = (new B():A).f[P](p)
+ palias.y = "hello"
+ val z: Int = p.y
+} \ No newline at end of file
diff --git a/test/pending/pos/t5579.scala b/test/pending/pos/t5579.scala
new file mode 100644
index 0000000000..a1ee077fe7
--- /dev/null
+++ b/test/pending/pos/t5579.scala
@@ -0,0 +1,29 @@
+import language.existentials
+
+class Result[+A]
+
+case class Success[A](x: A) extends Result[A]
+
+class Apply[A]
+
+object Apply {
+ def apply[A](f: Int => Result[A]): Apply[A] = new Apply[A]
+}
+
+object TestUnit {
+ //Error is here:
+ def goo = Apply { i =>
+ i match {
+ case 1 => Success(Some(1))
+ case _ => Success(None)
+ }
+ }
+
+ //If type is defined explicitly (which I wanted from compiler to infer), then all is ok
+ def foo = Apply[t forSome { type t >: Some[Int] with None.type <: Option[Int] }] { i =>
+ i match {
+ case 1 => Success(Some(1))
+ case _ => Success(None)
+ }
+ }
+}
diff --git a/test/pending/pos/t5639/Bar.scala b/test/pending/pos/t5639/Bar.scala
new file mode 100644
index 0000000000..f577500acd
--- /dev/null
+++ b/test/pending/pos/t5639/Bar.scala
@@ -0,0 +1,7 @@
+package pack.age
+
+import pack.age.Implicits._
+
+object Quux {
+ def baz : Baz = 1
+}
diff --git a/test/pending/pos/t5639/Foo.scala b/test/pending/pos/t5639/Foo.scala
new file mode 100644
index 0000000000..6602150661
--- /dev/null
+++ b/test/pending/pos/t5639/Foo.scala
@@ -0,0 +1,7 @@
+package pack.age
+
+class Baz
+
+object Implicits {
+ implicit def Baz(n: Int): Baz = new Baz
+}
diff --git a/test/pending/pos/t5712.scala b/test/pending/pos/t5712.scala
new file mode 100644
index 0000000000..31f365028a
--- /dev/null
+++ b/test/pending/pos/t5712.scala
@@ -0,0 +1,14 @@
+import scala.tools.nsc._
+
+object Test {
+
+ // works
+ def mkReifier(global: Global)(typer: global.analyzer.Typer) = typer
+
+/*
+<console>:10: error: not found: value global
+ class Reifier(global: Global)(typer: global.analyzer.Typer) { }
+*/
+ class Reifier(global: Global)(typer: global.analyzer.Typer) { }
+
+}
diff --git a/test/pending/presentation/t5708.check b/test/pending/presentation/t5708.check
new file mode 100644
index 0000000000..9d944d6cfc
--- /dev/null
+++ b/test/pending/presentation/t5708.check
@@ -0,0 +1,81 @@
+reload: Completions.scala
+
+askTypeCompletion at Completions.scala(9,9)
+================================================================================
+[response] aksTypeCompletion at (9,9)
+retrieved 38 members
+[accessible: true] `method !=(x$1: Any)Boolean`
+[accessible: true] `method !=(x$1: AnyRef)Boolean`
+[accessible: true] `method ##()Int`
+[accessible: true] `method +(other: String)String`
+[accessible: true] `method ->[B](y: B)(test.Compat.type, B)`
+[accessible: true] `method ==(x$1: Any)Boolean`
+[accessible: true] `method ==(x$1: AnyRef)Boolean`
+[accessible: true] `method asInstanceOf[T0]=> T0`
+[accessible: true] `method ensuring(cond: Boolean)test.Compat.type`
+[accessible: true] `method ensuring(cond: Boolean, msg: => Any)test.Compat.type`
+[accessible: true] `method ensuring(cond: test.Compat.type => Boolean)test.Compat.type`
+[accessible: true] `method ensuring(cond: test.Compat.type => Boolean, msg: => Any)test.Compat.type`
+[accessible: true] `method eq(x$1: AnyRef)Boolean`
+[accessible: true] `method equals(x$1: Any)Boolean`
+[accessible: true] `method formatted(fmtstr: String)String`
+[accessible: true] `method hashCode()Int`
+[accessible: true] `method isInstanceOf[T0]=> Boolean`
+[accessible: true] `method ne(x$1: AnyRef)Boolean`
+[accessible: true] `method notify()Unit`
+[accessible: true] `method notifyAll()Unit`
+[accessible: true] `method synchronized[T0](x$1: T0)T0`
+[accessible: true] `method toString()String`
+[accessible: true] `method wait()Unit`
+[accessible: true] `method wait(x$1: Long)Unit`
+[accessible: true] `method wait(x$1: Long, x$2: Int)Unit`
+[accessible: true] `method x=> test.Compat.type`
+[accessible: true] `method →[B](y: B)(test.Compat.type, B)`
+[accessible: true] `lazy value fooInt`
+[accessible: false] `method clone()Object`
+[accessible: false] `method finalize()Unit`
+[accessible: true] `value CONST_STRINGString("constant")`
+[accessible: false] `value __leftOfArrowtest.Compat.type`
+[accessible: false] `value __resultOfEnsuringtest.Compat.type`
+[accessible: false] `value selfAny`
+================================================================================
+
+askTypeCompletion at Completions.scala(10,9)
+================================================================================
+[response] aksTypeCompletion at (10,9)
+retrieved 38 members
+[accessible: true] `method !=(x$1: Any)Boolean`
+[accessible: true] `method !=(x$1: AnyRef)Boolean`
+[accessible: true] `method ##()Int`
+[accessible: true] `method +(other: String)String`
+[accessible: true] `method ->[B](y: B)(test.Compat.type, B)`
+[accessible: true] `method ==(x$1: Any)Boolean`
+[accessible: true] `method ==(x$1: AnyRef)Boolean`
+[accessible: true] `method asInstanceOf[T0]=> T0`
+[accessible: true] `method ensuring(cond: Boolean)test.Compat.type`
+[accessible: true] `method ensuring(cond: Boolean, msg: => Any)test.Compat.type`
+[accessible: true] `method ensuring(cond: test.Compat.type => Boolean)test.Compat.type`
+[accessible: true] `method ensuring(cond: test.Compat.type => Boolean, msg: => Any)test.Compat.type`
+[accessible: true] `method eq(x$1: AnyRef)Boolean`
+[accessible: true] `method equals(x$1: Any)Boolean`
+[accessible: true] `method formatted(fmtstr: String)String`
+[accessible: true] `method hashCode()Int`
+[accessible: true] `method isInstanceOf[T0]=> Boolean`
+[accessible: true] `method ne(x$1: AnyRef)Boolean`
+[accessible: true] `method notify()Unit`
+[accessible: true] `method notifyAll()Unit`
+[accessible: true] `method synchronized[T0](x$1: T0)T0`
+[accessible: true] `method toString()String`
+[accessible: true] `method wait()Unit`
+[accessible: true] `method wait(x$1: Long)Unit`
+[accessible: true] `method wait(x$1: Long, x$2: Int)Unit`
+[accessible: true] `method x=> test.Compat.type`
+[accessible: true] `method →[B](y: B)(test.Compat.type, B)`
+[accessible: true] `lazy value fooInt`
+[accessible: false] `method clone()Object`
+[accessible: false] `method finalize()Unit`
+[accessible: true] `value CONST_STRINGString("constant")`
+[accessible: false] `value __leftOfArrowtest.Compat.type`
+[accessible: false] `value __resultOfEnsuringtest.Compat.type`
+[accessible: false] `value selfAny`
+================================================================================
diff --git a/test/pending/presentation/t5708/Test.scala b/test/pending/presentation/t5708/Test.scala
new file mode 100644
index 0000000000..96e758d974
--- /dev/null
+++ b/test/pending/presentation/t5708/Test.scala
@@ -0,0 +1,5 @@
+import scala.tools.nsc.interactive.tests.InteractiveTest
+
+object Test extends InteractiveTest {
+
+} \ No newline at end of file
diff --git a/test/pending/presentation/t5708/src/Completions.scala b/test/pending/presentation/t5708/src/Completions.scala
new file mode 100644
index 0000000000..cc41492df7
--- /dev/null
+++ b/test/pending/presentation/t5708/src/Completions.scala
@@ -0,0 +1,11 @@
+package test
+
+object Compat {
+ final val CONST_STRING = "constant"
+ lazy val foo = 4
+}
+
+class Foo {
+ Compat./*!*/CONST_STRING // its 'accessible' flag is false
+ Compat./*!*/foo // its 'accessible' flag is false
+}
diff --git a/test/pending/run/t5695.check b/test/pending/run/t5695.check
new file mode 100644
index 0000000000..d50069ab4f
--- /dev/null
+++ b/test/pending/run/t5695.check
@@ -0,0 +1,2 @@
+..
+..
diff --git a/test/pending/run/t5695/part_1.scala b/test/pending/run/t5695/part_1.scala
new file mode 100644
index 0000000000..b8e8f8e52f
--- /dev/null
+++ b/test/pending/run/t5695/part_1.scala
@@ -0,0 +1,12 @@
+import language.experimental.macros
+import scala.reflect.makro.Context
+
+object Defs {
+
+ def mkInt = macro mkIntImpl
+ def mkIntImpl(c: Context): c.Expr[Any] = {
+ println(c.enclosingApplication)
+ c.reify{ 23 }
+ }
+
+}
diff --git a/test/pending/run/t5695/part_2.scala b/test/pending/run/t5695/part_2.scala
new file mode 100644
index 0000000000..d34219437d
--- /dev/null
+++ b/test/pending/run/t5695/part_2.scala
@@ -0,0 +1,8 @@
+import Defs._
+
+object Test extends App {
+
+ val i1 = mkInt
+ val i2 = identity(mkInt)
+
+}