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   1 """
   2 Test the output of `frame diagnose` for dereferencing a bad reference
   3 """
   4
   5 from __future__ import print_function
   6
   7 import lldb
   8 from lldbsuite.test.decorators import *
   9 from lldbsuite.test.lldbtest import *
  10 from lldbsuite.test import lldbutil
  11
  12
  13 class TestBadReference(TestBase):
  14     mydir = TestBase.compute_mydir(__file__)
  15
  16     @skipUnlessDarwin
  17     @skipIfDarwinEmbedded  # <rdar://problem/33842388> frame diagnose doesn't work for armv7 or arm64
  18     def test_bad_reference(self):
  19         TestBase.setUp(self)
  20         self.build()
  21         exe = self.getBuildArtifact("a.out")
  22         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  23         self.runCmd("run", RUN_SUCCEEDED)
  24         self.expect("thread list", "Thread should be stopped",
  25                     substrs=['stopped'])
  26         self.expect("frame diagnose", "Crash diagnosis was accurate", "f->b")