diff options
-rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/Namers.scala | 3 | ||||
-rw-r--r-- | test/files/neg/t6357.check | 4 | ||||
-rw-r--r-- | test/files/neg/t6357.scala | 6 |
3 files changed, 12 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/Namers.scala b/src/compiler/scala/tools/nsc/typechecker/Namers.scala index 3f5410eb45..da2282c1dd 100644 --- a/src/compiler/scala/tools/nsc/typechecker/Namers.scala +++ b/src/compiler/scala/tools/nsc/typechecker/Namers.scala @@ -1316,7 +1316,8 @@ trait Namers extends MethodSynthesis { if (clazz.isDerivedValueClass) { log("Ensuring companion for derived value class " + name + " at " + cdef.pos.show) clazz setFlag FINAL - enclosingNamerWithScope(clazz.owner.info.decls).ensureCompanionObject(cdef) + // Don't force the owner's info lest we create cycles as in SI-6357. + enclosingNamerWithScope(clazz.owner.rawInfo.decls).ensureCompanionObject(cdef) } result diff --git a/test/files/neg/t6357.check b/test/files/neg/t6357.check new file mode 100644 index 0000000000..a534d1439a --- /dev/null +++ b/test/files/neg/t6357.check @@ -0,0 +1,4 @@ +t6357.scala:3: error: value class may not be a local class + final class Y(val j: Int) extends AnyVal + ^ +one error found diff --git a/test/files/neg/t6357.scala b/test/files/neg/t6357.scala new file mode 100644 index 0000000000..47f5629638 --- /dev/null +++ b/test/files/neg/t6357.scala @@ -0,0 +1,6 @@ +object K { + def q = { + final class Y(val j: Int) extends AnyVal + 3 + } +} |