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-rw-r--r--src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala6
-rw-r--r--test/files/pos/t7329.scala1
2 files changed, 6 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala b/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
index a71920f787..d91ea4707d 100644
--- a/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
+++ b/src/compiler/scala/tools/nsc/transform/SpecializeTypes.scala
@@ -796,7 +796,11 @@ abstract class SpecializeTypes extends InfoTransform with TypingTransformers {
private def normalizeMember(owner: Symbol, sym: Symbol, outerEnv: TypeEnv): List[Symbol] = {
sym :: (
if (!sym.isMethod || beforeTyper(sym.typeParams.isEmpty)) Nil
- else {
+ else if (sym.hasDefault) {
+ /* Specializing default getters is useless, also see SI-7329 . */
+ sym.resetFlag(SPECIALIZED)
+ Nil
+ } else {
// debuglog("normalizeMember: " + sym.fullNameAsName('.').decode)
var specializingOn = specializedParams(sym)
val unusedStvars = specializingOn filterNot specializedTypeVars(sym.info)
diff --git a/test/files/pos/t7329.scala b/test/files/pos/t7329.scala
new file mode 100644
index 0000000000..76bf1fb9f5
--- /dev/null
+++ b/test/files/pos/t7329.scala
@@ -0,0 +1 @@
+class TwoParamSpecializedWithDefault[@specialized A, @specialized B](a: A, b: B = (??? : B)) \ No newline at end of file