1 files changed, 3 insertions, 0 deletions
diff --git a/tools/test.py b/tools/test.py
index 6f0e71a3d4..e6fc7be73f 100755
--- a/tools/test.py
+++ b/tools/test.py
@@ -1238,6 +1238,9 @@ class Configuration(object):
       outcomes = reduce(set.union, outcomes_list, set())
       unused_rules.difference_update(matches)
       case.outcomes = set(outcomes) or set([PASS])
+      # slow tests may also just pass.
+      if SLOW in case.outcomes:
+        case.outcomes.add(PASS)
       result.append(case)
     return result, unused_rules