Author: labath
Date: Wed Aug 19 09:15:45 2015
New Revision: 245440
URL: http://llvm.org/viewvc/llvm-project?rev=245440&view=rev
Log:
Add TestCrashDuringStep
this tests that a crash that happens during instruction step is reported
correctly.
Added:
lldb/trunk/test/functionalities/thread/crash_during_step/
lldb/trunk/test/functionalities/thread/crash_during_step/Makefile
lldb/trunk/test/functionalities/thread/crash_during_step/TestCrashDuringStep.py
lldb/trunk/test/functionalities/thread/crash_during_step/main.cpp
Added: lldb/trunk/test/functionalities/thread/crash_during_step/Makefile
URL:
http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/thread/crash_during_step/Makefile?rev=245440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/thread/crash_during_step/Makefile (added)
+++ lldb/trunk/test/functionalities/thread/crash_during_step/Makefile Wed Aug
19 09:15:45 2015
@@ -0,0 +1,4 @@
+LEVEL = ../../../make
+
+CXX_SOURCES := main.cpp
+include $(LEVEL)/Makefile.rules
Added:
lldb/trunk/test/functionalities/thread/crash_during_step/TestCrashDuringStep.py
URL:
http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/thread/crash_during_step/TestCrashDuringStep.py?rev=245440&view=auto
==============================================================================
---
lldb/trunk/test/functionalities/thread/crash_during_step/TestCrashDuringStep.py
(added)
+++
lldb/trunk/test/functionalities/thread/crash_during_step/TestCrashDuringStep.py
Wed Aug 19 09:15:45 2015
@@ -0,0 +1,66 @@
+"""
+Test that step-inst over a crash behaves correctly.
+"""
+
+import os
+import unittest2
+import lldb
+from lldbtest import *
+import lldbutil
+
+class CreateDuringStepTestCase(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ @skipUnlessDarwin
+ @dsym_test
+ def test_step_inst_with_dsym(self):
+ """Test thread creation during step-inst handling."""
+ self.buildDsym(dictionary=self.getBuildFlags())
+ self.crash_during_step_inst_test()
+
+ @dwarf_test
+ @expectedFailureAndroid("llvm.org/pr24497", archs=['arm', 'aarch64'])
+ def test_step_inst_with_dwarf(self):
+ """Test thread creation during step-inst handling."""
+ self.buildDwarf(dictionary=self.getBuildFlags())
+ self.crash_during_step_inst_test()
+
+ def setUp(self):
+ TestBase.setUp(self)
+ self.breakpoint = line_number('main.cpp', '// Set breakpoint here')
+
+ def crash_during_step_inst_test(self):
+ exe = os.path.join(os.getcwd(), "a.out")
+
+ target = self.dbg.CreateTarget(exe)
+ self.assertTrue(target and target.IsValid(), "Target is valid")
+
+ self.bp_num = lldbutil.run_break_set_by_file_and_line (self,
"main.cpp", self.breakpoint, num_expected_locations=1)
+
+ # Run the program.
+ process = target.LaunchSimple(None, None,
self.get_process_working_directory())
+ self.assertTrue(process and process.IsValid(), PROCESS_IS_VALID)
+
+ # The stop reason should be breakpoint.
+ self.assertEqual(process.GetState(), lldb.eStateStopped,
PROCESS_STOPPED)
+ self.assertEqual(lldbutil.get_stopped_thread(process,
lldb.eStopReasonBreakpoint).IsValid(), 1,
+ STOPPED_DUE_TO_BREAKPOINT)
+
+ thread = process.GetThreadAtIndex(0)
+ self.assertTrue(thread and thread.IsValid(), "Thread is valid")
+
+ # Keep stepping until the inferior crashes
+ while process.GetState() == lldb.eStateStopped and not
lldbutil.is_thread_crashed(self, thread):
+ thread.StepInstruction(False)
+
+ self.assertEqual(process.GetState(), lldb.eStateStopped,
PROCESS_STOPPED)
+ self.assertTrue(lldbutil.is_thread_crashed(self, thread), "Thread has
crashed")
+ process.Kill()
+
+
+if __name__ == '__main__':
+ import atexit
+ lldb.SBDebugger.Initialize()
+ atexit.register(lambda: lldb.SBDebugger.Terminate())
+ unittest2.main()
Added: lldb/trunk/test/functionalities/thread/crash_during_step/main.cpp
URL:
http://llvm.org/viewvc/llvm-project/lldb/trunk/test/functionalities/thread/crash_during_step/main.cpp?rev=245440&view=auto
==============================================================================
--- lldb/trunk/test/functionalities/thread/crash_during_step/main.cpp (added)
+++ lldb/trunk/test/functionalities/thread/crash_during_step/main.cpp Wed Aug
19 09:15:45 2015
@@ -0,0 +1,16 @@
+//===-- main.cpp ------------------------------------------------*- C++
-*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+void (*crash)() = nullptr;
+
+int main()
+{
+ crash(); // Set breakpoint here
+ return 0;
+}
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