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Diffstat (limited to 'src')
-rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/TypeDiagnostics.scala | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/TypeDiagnostics.scala b/src/compiler/scala/tools/nsc/typechecker/TypeDiagnostics.scala index 38c2c5f719..74c51ece9f 100644 --- a/src/compiler/scala/tools/nsc/typechecker/TypeDiagnostics.scala +++ b/src/compiler/scala/tools/nsc/typechecker/TypeDiagnostics.scala @@ -401,7 +401,11 @@ trait TypeDiagnostics { object checkDead { private var expr: Symbol = NoSymbol - private def exprOK = expr != Object_synchronized + + private def exprOK = + (expr != Object_synchronized) && + !(expr.isLabel && treeInfo.isSynthCaseSymbol(expr)) // it's okay to jump to matchEnd (or another case) with an argument of type nothing + private def treeOK(tree: Tree) = tree.tpe != null && tree.tpe.typeSymbol == NothingClass def updateExpr(fn: Tree) = { |