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-rw-r--r--src/compiler/scala/tools/nsc/backend/icode/Members.scala9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/compiler/scala/tools/nsc/backend/icode/Members.scala b/src/compiler/scala/tools/nsc/backend/icode/Members.scala
index 12daa32186..248a505b54 100644
--- a/src/compiler/scala/tools/nsc/backend/icode/Members.scala
+++ b/src/compiler/scala/tools/nsc/backend/icode/Members.scala
@@ -46,8 +46,13 @@ trait Members {
def touched = _touched
def touched_=(b: Boolean): Unit = {
- if (b)
- blocks foreach (_.touched = true)
+ @annotation.tailrec def loop(xs: List[BasicBlock]) {
+ xs match {
+ case Nil =>
+ case x :: xs => x.touched = true ; loop(xs)
+ }
+ }
+ if (b) loop(blocks.toList)
_touched = b
}