additional fixes suggested by @anba

1 files changed, 6 insertions, 1 deletions

diff --git a/tools/packaging/test262.py b/tools/packaging/test262.py
index 8e6fd0a10..aa396cbe1 100755
--- a/tools/packaging/test262.py
+++ b/tools/packaging/test262.py
@@ -209,10 +209,15 @@ class TestResult(object):
     if self.case.IsAsyncTest():		
        return self.AsyncHasFailed() or self.HasFailed()
     elif self.case.IsNegative():      
-       return not (self.HasFailed() and self.case.NegativeMatch(self.stderr))
+       return not (self.HasFailed() and self.case.NegativeMatch(self.GetErrorOutput()))
     else:      
        return self.HasFailed()
 
+  def GetErrorOutput(self):
+    if len(self.stderr) != 0:
+      return self.stderr
+    return self.stdout
+
 
 class TestCase(object):