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-rw-r--r--test/files/neg/macro-without-xmacros-a.check6
-rw-r--r--test/files/neg/macro-without-xmacros-b.check6
-rw-r--r--test/files/neg/t6040.check2
-rw-r--r--test/files/neg/t6952.check4
-rw-r--r--test/files/neg/t7289.check4
-rw-r--r--test/files/neg/t7289.scala39
-rw-r--r--test/files/neg/t7289_status_quo.check22
-rw-r--r--test/files/neg/t7289_status_quo.scala23
-rw-r--r--test/files/neg/t7388.check4
-rw-r--r--test/files/neg/t7388.scala1
10 files changed, 102 insertions, 9 deletions
diff --git a/test/files/neg/macro-without-xmacros-a.check b/test/files/neg/macro-without-xmacros-a.check
index ae6c6c695a..ec194be3a9 100644
--- a/test/files/neg/macro-without-xmacros-a.check
+++ b/test/files/neg/macro-without-xmacros-a.check
@@ -1,5 +1,5 @@
Macros_2.scala:5: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
This can be achieved by adding the import clause 'import scala.language.experimental.macros'
or by setting the compiler option -language:experimental.macros.
See the Scala docs for value scala.language.experimental.macros for a discussion
@@ -7,11 +7,11 @@ why the feature needs to be explicitly enabled.
def foo(x: Int): Int = macro foo_impl
^
Macros_2.scala:7: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
def bar(x: Int): Int = macro bar_impl
^
Macros_2.scala:11: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
def quux(x: Int): Int = macro quux_impl
^
three errors found
diff --git a/test/files/neg/macro-without-xmacros-b.check b/test/files/neg/macro-without-xmacros-b.check
index c3cadcf36a..c97850f0a9 100644
--- a/test/files/neg/macro-without-xmacros-b.check
+++ b/test/files/neg/macro-without-xmacros-b.check
@@ -1,5 +1,5 @@
Macros_2.scala:3: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
This can be achieved by adding the import clause 'import scala.language.experimental.macros'
or by setting the compiler option -language:experimental.macros.
See the Scala docs for value scala.language.experimental.macros for a discussion
@@ -7,11 +7,11 @@ why the feature needs to be explicitly enabled.
def foo(x: Int): Int = macro Impls.foo_impl
^
Macros_2.scala:5: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
def bar(x: Int): Int = macro Impls.bar_impl
^
Macros_2.scala:9: error: macro definition needs to be enabled
-by making the implicit value language.experimental.macros visible.
+by making the implicit value scala.language.experimental.macros visible.
def quux(x: Int): Int = macro Impls.quux_impl
^
three errors found
diff --git a/test/files/neg/t6040.check b/test/files/neg/t6040.check
index f91df0c46d..16c90ede7e 100644
--- a/test/files/neg/t6040.check
+++ b/test/files/neg/t6040.check
@@ -1,5 +1,5 @@
t6040.scala:1: error: extension of type scala.Dynamic needs to be enabled
-by making the implicit value language.dynamics visible.
+by making the implicit value scala.language.dynamics visible.
This can be achieved by adding the import clause 'import scala.language.dynamics'
or by setting the compiler option -language:dynamics.
See the Scala docs for value scala.language.dynamics for a discussion
diff --git a/test/files/neg/t6952.check b/test/files/neg/t6952.check
index f1e1881404..1a591d02c6 100644
--- a/test/files/neg/t6952.check
+++ b/test/files/neg/t6952.check
@@ -1,5 +1,5 @@
t6952.scala:2: error: extension of type scala.Dynamic needs to be enabled
-by making the implicit value language.dynamics visible.
+by making the implicit value scala.language.dynamics visible.
This can be achieved by adding the import clause 'import scala.language.dynamics'
or by setting the compiler option -language:dynamics.
See the Scala docs for value scala.language.dynamics for a discussion
@@ -7,7 +7,7 @@ why the feature needs to be explicitly enabled.
trait B extends Dynamic
^
t6952.scala:3: error: extension of type scala.Dynamic needs to be enabled
-by making the implicit value language.dynamics visible.
+by making the implicit value scala.language.dynamics visible.
trait C extends A with Dynamic
^
two errors found
diff --git a/test/files/neg/t7289.check b/test/files/neg/t7289.check
new file mode 100644
index 0000000000..e4aeebbc6c
--- /dev/null
+++ b/test/files/neg/t7289.check
@@ -0,0 +1,4 @@
+t7289.scala:8: error: could not find implicit value for parameter e: Test.Schtroumpf[scala.collection.immutable.Nil.type]
+ implicitly[Schtroumpf[Nil.type]]
+ ^
+one error found
diff --git a/test/files/neg/t7289.scala b/test/files/neg/t7289.scala
new file mode 100644
index 0000000000..f4ed3daf76
--- /dev/null
+++ b/test/files/neg/t7289.scala
@@ -0,0 +1,39 @@
+object Test extends App {
+ trait Schtroumpf[T]
+
+ implicit def schtroumpf[T, U <: Coll[T], Coll[X] <: Traversable[X]]
+ (implicit minorSchtroumpf: Schtroumpf[T]): Schtroumpf[U] = ???
+
+ implicit val qoo: Schtroumpf[Int] = new Schtroumpf[Int]{}
+ implicitly[Schtroumpf[Nil.type]]
+}
+
+/*
+info1 = {scala.tools.nsc.typechecker.Implicits$ImplicitInfo@3468}"qoo: => Test.Schtroumpf[Int]"
+info2 = {scala.tools.nsc.typechecker.Implicits$ImplicitInfo@3469}"schtroumpf: [T, U <: Coll[T], Coll[_] <: Traversable[_]](implicit minorSchtroumpf: Test.Schtroumpf[T])Test.Schtroumpf[U]"
+isStrictlyMoreSpecific(info1, info2)
+ isSubType(Test.Schtroumpf[Int], Test.Schtroumpf[U] forSome { T; U <: Coll[T]; Coll[_] <: Traversable[_] })
+ isAsSpecificValueType(Test.Schtroumpf[Int], Test.Schtroumpf[U], undef2 = List(type T, type U, type Coll))
+
+ val et: ExistentialType = Test.Schtroumpf[U] forSome { T; U <: Coll[T]; Coll[_] <: Traversable[_] }
+ val tp1 = Test.Schtroumpf[Int]
+ et.withTypeVars(isSubType(tp1, _, depth))
+ solve()
+ tvars = tList(=?Nothing, =?Int, =?=?Int)
+
+
+[ create] ?T ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ create] ?U ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ create] ?Coll ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ setInst] Nothing ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], T=Nothing )
+[ setInst] scala.collection.immutable.Nil.type( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], U=scala.collection.immutable.Nil.type )
+[ setInst] =?scala.collection.immutable.Nil.type( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], Coll==?scala.collection.immutable.Nil.type )
+[ create] ?T ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ setInst] Int ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], T=Int )
+[ create] ?T ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ create] ?U ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ create] ?Coll ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]] )
+[ setInst] Nothing ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], T=Nothing )
+[ setInst] Int ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], U=Int )
+[ setInst] =?Int ( In Test#schtroumpf[T,U <: Coll[T],Coll[_] <: Traversable[_]], Coll==?Int )
+*/ \ No newline at end of file
diff --git a/test/files/neg/t7289_status_quo.check b/test/files/neg/t7289_status_quo.check
new file mode 100644
index 0000000000..31c072e969
--- /dev/null
+++ b/test/files/neg/t7289_status_quo.check
@@ -0,0 +1,22 @@
+t7289_status_quo.scala:9: error: could not find implicit value for parameter e: Test1.Ext[List[Int]]
+ implicitly[Ext[List[Int]]] // fails - not found
+ ^
+t7289_status_quo.scala:11: error: could not find implicit value for parameter e: Test1.Ext[List[List[List[Int]]]]
+ implicitly[Ext[List[List[List[Int]]]]] // fails - not found
+ ^
+t7289_status_quo.scala:15: error: ambiguous implicit values:
+ both method f in object Test1 of type [A, Coll <: CC[A], CC[X] <: Traversable[X]](implicit xi: Test1.Ext[A])Test1.Ext[Coll]
+ and value m in object Test1 of type => Test1.Ext[List[List[Int]]]
+ match expected type Test1.Ext[_ <: List[List[Int]]]
+ implicitly[Ext[_ <: List[List[Int]]]] // fails - ambiguous
+ ^
+t7289_status_quo.scala:20: error: could not find implicit value for parameter e: Test1.ExtCov[List[Int]]
+ implicitly[ExtCov[List[Int]]] // fails - not found
+ ^
+t7289_status_quo.scala:21: error: could not find implicit value for parameter e: Test1.ExtCov[List[List[Int]]]
+ implicitly[ExtCov[List[List[Int]]]] // fails - not found
+ ^
+t7289_status_quo.scala:22: error: could not find implicit value for parameter e: Test1.ExtCov[List[List[List[Int]]]]
+ implicitly[ExtCov[List[List[List[Int]]]]] // fails - not found
+ ^
+6 errors found
diff --git a/test/files/neg/t7289_status_quo.scala b/test/files/neg/t7289_status_quo.scala
new file mode 100644
index 0000000000..39621429a1
--- /dev/null
+++ b/test/files/neg/t7289_status_quo.scala
@@ -0,0 +1,23 @@
+// record the status quo after this fix
+// not clear to @adriaanm why an upper-bounded existential in an invariant position
+// is different from putting that upper bound in a covariant position
+object Test1 {
+ trait Ext[T]
+ implicit def f[A, Coll <: CC[A], CC[X] <: Traversable[X]](implicit xi: Ext[A]): Ext[Coll] = ???
+ implicit val m: Ext[List[List[Int]]] = new Ext[List[List[Int]]]{}
+
+ implicitly[Ext[List[Int]]] // fails - not found
+ implicitly[Ext[List[List[Int]]]] // compiles
+ implicitly[Ext[List[List[List[Int]]]]] // fails - not found
+
+ // Making Ext[+T] should incur the same behavior as these. (so says @paulp)
+ implicitly[Ext[_ <: List[Int]]] // compiles
+ implicitly[Ext[_ <: List[List[Int]]]] // fails - ambiguous
+ implicitly[Ext[_ <: List[List[List[Int]]]]] // compiles
+
+ // But, we currently get:
+ trait ExtCov[+T]
+ implicitly[ExtCov[List[Int]]] // fails - not found
+ implicitly[ExtCov[List[List[Int]]]] // fails - not found
+ implicitly[ExtCov[List[List[List[Int]]]]] // fails - not found
+} \ No newline at end of file
diff --git a/test/files/neg/t7388.check b/test/files/neg/t7388.check
new file mode 100644
index 0000000000..0a29e04896
--- /dev/null
+++ b/test/files/neg/t7388.check
@@ -0,0 +1,4 @@
+t7388.scala:1: error: doesnotexist is not an enclosing class
+class Test private[doesnotexist]()
+ ^
+one error found
diff --git a/test/files/neg/t7388.scala b/test/files/neg/t7388.scala
new file mode 100644
index 0000000000..9ce9ea11b3
--- /dev/null
+++ b/test/files/neg/t7388.scala
@@ -0,0 +1 @@
+class Test private[doesnotexist]()
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-22 11:29:25 +0000