diff options
Diffstat (limited to 'src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala')
| -rw-r--r-- | src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala b/src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala index 8c6d9a4490..94db998bff 100644 --- a/src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala +++ b/src/compiler/scala/tools/nsc/backend/icode/ExceptionHandlers.scala @@ -7,8 +7,7 @@ package scala.tools.nsc.backend.icode; -import scala.collection.mutable.HashMap; -import scala.collection.mutable.HashSet; +import scala.collection._ /** * Exception handlers are pieces of code that `handle' exceptions on @@ -34,15 +33,15 @@ trait ExceptionHandlers { self: ICodes => def startBlock = _startBlock; /** The list of blocks that are covered by this exception handler */ - var covered: List[BasicBlock] = Nil; + var covered: immutable.Set[BasicBlock] = immutable.HashSet.empty[BasicBlock] def addCoveredBlock(b: BasicBlock): ExceptionHandler = { - covered = b :: covered; + covered = covered + b this } /** Is `b' covered by this exception handler? */ - def covers(b: BasicBlock): Boolean = covered.contains(b); + def covers(b: BasicBlock): Boolean = covered(b); /** The body of this exception handler. May contain 'dead' blocks (which will not * make it into generated code because linearizers may not include them) */ |