| """ |
| Test that dynamically discovered ivars of type IMP do not crash LLDB |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import re |
| |
| import lldb |
| from lldbsuite.support import seven |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| def execute_command(command): |
| # print('%% %s' % (command)) |
| (exit_status, output) = seven.get_command_status_output(command) |
| # if output: |
| # print(output) |
| # print('status = %u' % (exit_status)) |
| return exit_status |
| |
| |
| class ObjCiVarIMPTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @skipUnlessDarwin |
| @skipIf(archs=['i386']) # objc file does not build for i386 |
| @no_debug_info_test |
| def test_imp_ivar_type(self): |
| """Test that dynamically discovered ivars of type IMP do not crash LLDB""" |
| self.build() |
| exe = self.getBuildArtifact("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]']) |
