lldb/test/API/macosx/corefile-exception-reason/TestCorefileExceptionReason.py

   1 """Test that lldb can report the exception reason for threads in a corefile."""
   2
   3 import os
   4 import re
   5 import subprocess
   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 TestCorefileExceptionReason(TestBase):
  14     @skipIfOutOfTreeDebugserver  # newer debugserver required for these qMemoryRegionInfo types
  15     @no_debug_info_test
  16     @skipUnlessDarwin
  17     @skipIf(archs=no_match(["arm64", "arm64e"]))
  18     @skipIfRemote
  19     def test(self):
  20         corefile = self.getBuildArtifact("process.core")
  21         self.build()
  22         (target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(
  23             self, "// break here", lldb.SBFileSpec("main.cpp")
  24         )
  25
  26         self.runCmd("continue")
  27
  28         self.runCmd("process save-core -s stack " + corefile)
  29         live_tids = []
  30         if self.TraceOn():
  31             self.runCmd("thread list")
  32         for t in process.threads:
  33             live_tids.append(t.GetThreadID())
  34         process.Kill()
  35         self.dbg.DeleteTarget(target)
  36
  37         # Now load the corefile
  38         target = self.dbg.CreateTarget("")
  39         process = target.LoadCore(corefile)
  40         thread = process.GetSelectedThread()
  41         self.assertTrue(process.GetSelectedThread().IsValid())
  42         if self.TraceOn():
  43             self.runCmd("image list")
  44             self.runCmd("bt")
  45             self.runCmd("fr v")
  46
  47         self.assertEqual(
  48             thread.GetStopDescription(256), "ESR_EC_DABORT_EL0 (fault address: 0x0)"
  49         )
  50
  51         if self.TraceOn():
  52             self.runCmd("thread list")
  53         for i in range(process.GetNumThreads()):
  54             t = process.GetThreadAtIndex(i)
  55             self.assertEqual(t.GetThreadID(), live_tids[i])