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-rw-r--r--src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala6
-rw-r--r--src/compiler/scala/tools/nsc/transform/ExtensionMethods.scala2
-rw-r--r--test/files/run/t8710.scala17
3 files changed, 22 insertions, 3 deletions
diff --git a/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala b/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala
index 0447e23e9e..51dd858719 100644
--- a/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala
+++ b/src/compiler/scala/tools/nsc/transform/ExplicitOuter.scala
@@ -446,8 +446,10 @@ abstract class ExplicitOuter extends InfoTransform
//
// See SI-6552 for an example of why `sym.owner.enclMethod hasAnnotation ScalaInlineClass`
// is not suitable; if we make a method-local class non-private, it mangles outer pointer names.
- if (currentClass != sym.owner ||
- (closestEnclMethod(currentOwner) hasAnnotation ScalaInlineClass))
+ def enclMethodIsInline = closestEnclMethod(currentOwner) hasAnnotation ScalaInlineClass
+ // SI-8710 The extension method condition reflects our knowledge that a call to `new Meter(12).privateMethod`
+ // with later be rewritten (in erasure) to `Meter.privateMethod$extension(12)`.
+ if ((currentClass != sym.owner || enclMethodIsInline) && !sym.isMethodWithExtension)
sym.makeNotPrivate(sym.owner)
val qsym = qual.tpe.widen.typeSymbol
diff --git a/src/compiler/scala/tools/nsc/transform/ExtensionMethods.scala b/src/compiler/scala/tools/nsc/transform/ExtensionMethods.scala
index 2235a93ca4..04f1ff48f4 100644
--- a/src/compiler/scala/tools/nsc/transform/ExtensionMethods.scala
+++ b/src/compiler/scala/tools/nsc/transform/ExtensionMethods.scala
@@ -208,7 +208,7 @@ abstract class ExtensionMethods extends Transform with TypingTransformers {
def makeExtensionMethodSymbol = {
val extensionName = extensionNames(origMeth).head.toTermName
val extensionMeth = (
- companion.moduleClass.newMethod(extensionName, tree.pos.focus, origMeth.flags & ~OVERRIDE & ~PROTECTED | FINAL)
+ companion.moduleClass.newMethod(extensionName, tree.pos.focus, origMeth.flags & ~OVERRIDE & ~PROTECTED & ~PRIVATE & ~LOCAL | FINAL)
setAnnotations origMeth.annotations
)
origMeth.removeAnnotation(TailrecClass) // it's on the extension method, now.
diff --git a/test/files/run/t8710.scala b/test/files/run/t8710.scala
new file mode 100644
index 0000000000..15aab5b8a4
--- /dev/null
+++ b/test/files/run/t8710.scala
@@ -0,0 +1,17 @@
+class Bar(val x: Int) extends AnyVal {
+ def f: String = f(0)
+ private def f(x: Int): String = ""
+}
+
+class Baz(val x: Int) extends AnyVal {
+ def f: String = "123"
+ private def f(x: Int): String = ""
+}
+object Baz {
+ def x(b: Baz) = b.f(0)
+}
+
+object Test extends App {
+ new Bar(23).f
+ new Baz(23).f
+}