1 files changed, 14 insertions, 3 deletions
diff --git a/src/dotty/tools/dotc/reporting/Reporter.scala b/src/dotty/tools/dotc/reporting/Reporter.scala
index 723af8768..dac2b6874 100644
--- a/src/dotty/tools/dotc/reporting/Reporter.scala
+++ b/src/dotty/tools/dotc/reporting/Reporter.scala
@@ -36,15 +36,26 @@ trait Reporting { this: Context =>
     value
   }
 
-  def traceIndented[T](leading: => String, trailing: => String)(op: => T): T =
+  def traceIndented[T](leading: => String, trailing: => String)(op: => T): T = {
+    var finalized = false
+    def finalize(note: String) =
+      if (!finalized) {
+        base.indent -= 1
+        log(s"${base.indentTab * base.indent}$trailing$note")
+        finalized = true
+      }
     try {
       log(s"${base.indentTab * base.indent}$leading")
       base.indent += 1
       op
+    } catch {
+      case ex: Throwable =>
+      finalize(s" (with exception $ex)")
+      throw ex
     } finally {
-      base.indent -= 1
-      log(s"${base.indentTab * base.indent}$trailing")
+      finalize("")
     }
+  }
 }
 
 object Reporter {