48 lines · python
1"""2Test that we can backtrace correctly from Non ABI functions on the stack3"""4 5 6import lldb7from lldbsuite.test.decorators import *8from lldbsuite.test.lldbtest import *9from lldbsuite.test import lldbutil10 11 12class EHFrameBasedUnwind(TestBase):13 @skipUnlessPlatform(["linux"])14 @skipIf(archs=["aarch64", "arm$", "i386", "i686"])15 def test(self):16 """Test that we can backtrace correctly from Non ABI functions on the stack"""17 self.build()18 self.setTearDownCleanup()19 20 exe = self.getBuildArtifact("a.out")21 target = self.dbg.CreateTarget(exe)22 23 self.assertTrue(target, VALID_TARGET)24 25 lldbutil.run_break_set_by_symbol(self, "func")26 27 process = target.LaunchSimple(28 ["abc", "xyz"], None, self.get_process_working_directory()29 )30 31 if not process:32 self.fail("SBTarget.Launch() failed")33 34 if process.GetState() != lldb.eStateStopped:35 self.fail(36 "Process should be in the 'stopped' state, "37 "instead the actual state is: '%s'"38 % lldbutil.state_type_to_str(process.GetState())39 )40 41 stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)42 self.expect(stacktraces, exe=False, substrs=["(int)argc=3"])43 44 self.runCmd("thread step-inst")45 46 stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)47 self.expect(stacktraces, exe=False, substrs=["(int)argc=3"])48