def test_imp_ivar_type(self): """Test that dynamically discovered ivars of type IMP do not crash LLDB""" lldbutil.execute_command("make repro") def cleanup(): lldbutil.execute_command("make cleanup") self.addTearDownHook(cleanup) exe = os.path.join(os.getcwd(), "a.out") # Create a target from the debugger. target = self.dbg.CreateTarget(exe) self.assertTrue(target, VALID_TARGET) # Set up our breakpoint bkpt = lldbutil.run_break_set_by_source_regexp(self, "break here") # Now launch the process, and do not stop at the entry point. process = target.LaunchSimple(None, None, self.get_process_working_directory()) self.assertTrue(process.GetState() == lldb.eStateStopped, PROCESS_STOPPED) self.expect( 'frame variable --ptr-depth=1 --show-types -d run -- object', substrs=['(MyClass *) object = 0x', '(void *) myImp = 0x']) self.expect('disassemble --start-address `((MyClass*)object)->myImp`', substrs=['-[MyClass init]'])
def test_imp_ivar_type(self): """Test that dynamically discovered ivars of type IMP do not crash LLDB""" lldbutil.execute_command("make repro") def cleanup(): lldbutil.execute_command("make cleanup") self.addTearDownHook(cleanup) exe = os.path.join(os.getcwd(), "a.out") # Create a target from the debugger. target = self.dbg.CreateTarget(exe) self.assertTrue(target, VALID_TARGET) # Set up our breakpoint bkpt = lldbutil.run_break_set_by_source_regexp(self, "break here") # Now launch the process, and do not stop at the entry point. process = target.LaunchSimple( None, None, self.get_process_working_directory()) self.assertTrue(process.GetState() == lldb.eStateStopped, PROCESS_STOPPED) self.expect( 'frame variable --ptr-depth=1 --show-types -d run -- object', substrs=[ '(MyClass *) object = 0x', '(void *) myImp = 0x']) self.expect( 'disassemble --start-address `((MyClass*)object)->myImp`', substrs=['-[MyClass init]'])
def cleanup(): lldbutil.execute_command("make cleanup")
def buildAll(self): lldbutil.execute_command("make everything")
def test(self): if self.getArchitecture() == 'x86_64': source = os.path.join(os.getcwd(), "main.cpp") o_file = os.path.join(os.getcwd(), "main.o") lldbutil.execute_command( "'%s' -g -O0 -arch i386 -arch x86_64 '%s' -c -o '%s'" % (os.environ["CC"], source, o_file)) lldbutil.execute_command( "'%s' -g -O0 -arch i386 -arch x86_64 '%s'" % (os.environ["CC"], o_file)) if self.debug_info != "dsym": dsym_path = os.path.join(os.getcwd(), "a.out.dSYM") lldbutil.execute_command("rm -rf '%s'" % (dsym_path)) else: self.build() exe = os.path.join(os.getcwd(), "a.out") # Create the target target = self.dbg.CreateTarget(exe) # Create any breakpoints we need breakpoint = target.BreakpointCreateBySourceRegex( 'Set breakpoint 1 here', lldb.SBFileSpec("main.cpp", False)) self.assertTrue(breakpoint, VALID_BREAKPOINT) # Launch the process process = target.LaunchSimple( None, None, self.get_process_working_directory()) self.assertTrue(process, PROCESS_IS_VALID) for i in range(6): # The stop reason of the thread should be breakpoint. self.assertTrue(process.GetState() == lldb.eStateStopped, STOPPED_DUE_TO_BREAKPOINT) threads = lldbutil.get_threads_stopped_at_breakpoint( process, breakpoint) self.assertTrue(len(threads) == 1) # We had a deadlock tearing down the TypeSystemMap on exec, but only if some # expression had been evaluated. So make sure we do that here so the teardown # is not trivial. thread = threads[0] value = thread.frames[0].EvaluateExpression("1 + 2") self.assertTrue( value.IsValid(), "Expression evaluated successfully") int_value = value.GetValueAsSigned() self.assertTrue(int_value == 3, "Expression got the right result.") # Run and we should stop due to exec process.Continue() self.assertTrue(process.GetState() == lldb.eStateStopped, "Process should be stopped at __dyld_start") threads = lldbutil.get_stopped_threads( process, lldb.eStopReasonExec) self.assertTrue( len(threads) == 1, "We got a thread stopped for exec.") # Run and we should stop at breakpoint in main after exec process.Continue() threads = lldbutil.get_threads_stopped_at_breakpoint( process, breakpoint) self.assertTrue(len(threads) == 1, "Stopped at breakpoint in exec'ed process.")