forked from OSchip/llvm-project
53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
"""Test that we can debug inferiors that handle SIGSEGV by themselves"""
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from __future__ import print_function
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import os
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import re
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class HandleSegvTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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@skipIfWindows # signals do not exist on Windows
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@skipIfDarwin
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@expectedFailureAll(
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oslist=['freebsd'],
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bugnumber="llvm.org/pr23699 SIGSEGV is reported as exception, not signal")
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def test_inferior_handle_sigsegv(self):
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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# Create a target by the debugger.
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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# launch
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process = target.LaunchSimple(
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None, None, self.get_process_working_directory())
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self.assertTrue(process, PROCESS_IS_VALID)
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self.assertEqual(process.GetState(), lldb.eStateStopped)
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signo = process.GetUnixSignals().GetSignalNumberFromName("SIGSEGV")
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thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonSignal)
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self.assertTrue(
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thread and thread.IsValid(),
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"Thread should be stopped due to a signal")
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self.assertTrue(
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thread.GetStopReasonDataCount() >= 1,
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"There was data in the event.")
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self.assertEqual(thread.GetStopReasonDataAtIndex(0),
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signo, "The stop signal was SIGSEGV")
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# Continue until we exit.
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process.Continue()
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self.assertEqual(process.GetState(), lldb.eStateExited)
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self.assertEqual(process.GetExitStatus(), 0)
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