| """ |
| Test that step-inst over a crash behaves correctly. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class CrashDuringStepTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| TestBase.setUp(self) |
| self.breakpoint = line_number('main.cpp', '// Set breakpoint here') |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778") |
| # IO error due to breakpoint at invalid address |
| @expectedFailureAll(triple=re.compile('^mips')) |
| def test_step_inst_with(self): |
| """Test thread creation during step-inst handling.""" |
| self.build(dictionary=self.getBuildFlags()) |
| exe = self.getBuildArtifact("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) |
| thread = lldbutil.get_stopped_thread( |
| process, lldb.eStopReasonBreakpoint) |
| self.assertTrue(thread.IsValid(), STOPPED_DUE_TO_BREAKPOINT) |
| |
| # 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() |
