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Diffstat (limited to 'compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala')
| -rw-r--r-- | compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala b/compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala index c42c808fe..909a145d1 100644 --- a/compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala +++ b/compiler/src/dotty/tools/dotc/rewrite/Rewrites.scala @@ -5,6 +5,7 @@ import util.{SourceFile, Positions} import Positions.Position import core.Contexts.{Context, FreshContext} import collection.mutable +import scala.annotation.tailrec /** Handles rewriting of Scala2 files to Dotty */ object Rewrites { @@ -29,7 +30,7 @@ object Rewrites { p2 } val ds = new Array[Char](cs.length + delta) - def loop(ps: List[Patch], inIdx: Int, outIdx: Int): Unit = { + @tailrec def loop(ps: List[Patch], inIdx: Int, outIdx: Int): Unit = { def copy(upTo: Int): Int = { val untouched = upTo - inIdx Array.copy(cs, inIdx, ds, outIdx, untouched) |