| """ |
| Test that clang produces the __apple accelerator tables, for example, __apple_types, correctly. |
| """ |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| from lldbutil import symbol_type_to_str |
| |
| class AppleTypesTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| #rdar://problem/11166975 |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| def test_debug_info_for_apple_types(self): |
| """Test that __apple_types section does get produced by clang.""" |
| |
| if not self.getCompiler().endswith('clang'): |
| self.skipTest("clang compiler only test") |
| |
| self.buildDefault() |
| self.apple_types(dot_o=True) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| def test_debug_info_for_apple_types_dsym(self): |
| """Test that __apple_types section does get produced by dsymutil. |
| This is supposed to succeed even with rdar://problem/11166975.""" |
| |
| if not self.getCompiler().endswith('clang'): |
| self.skipTest("clang compiler only test") |
| |
| self.buildDsym() |
| self.apple_types(dot_o=False) |
| |
| def apple_types(self, dot_o): |
| """Test that __apple_types section does get produced by clang.""" |
| if dot_o: |
| exe = os.path.join(os.getcwd(), "main.o") |
| else: |
| exe = os.path.join(os.getcwd(), "a.out.dSYM/Contents/Resources/DWARF/a.out") |
| |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| self.assertTrue(target.GetNumModules() > 0) |
| |
| # Hide stdout if not running with '-t' option. |
| if not self.TraceOn(): |
| self.HideStdout() |
| |
| print "Number of modules for the target: %d" % target.GetNumModules() |
| for module in target.module_iter(): |
| print module |
| |
| # Get the executable module at index 0. |
| exe_module = target.GetModuleAtIndex(0) |
| |
| dwarf_section = exe_module.FindSection("__DWARF") |
| self.assertTrue(dwarf_section) |
| print "__DWARF section:", dwarf_section |
| print "Number of sub-sections: %d" % dwarf_section.GetNumSubSections() |
| INDENT = ' ' * 4 |
| for subsec in dwarf_section: |
| print INDENT + str(subsec) |
| |
| debug_str_sub_section = dwarf_section.FindSubSection("__debug_str") |
| self.assertTrue(debug_str_sub_section) |
| print "__debug_str sub-section:", debug_str_sub_section |
| |
| # Find our __apple_types section by name. |
| apple_types_sub_section = dwarf_section.FindSubSection("__apple_types") |
| self.assertTrue(apple_types_sub_section) |
| print "__apple_types sub-section:", apple_types_sub_section |
| |
| # These other three all important subsections should also be present. |
| self.assertTrue(dwarf_section.FindSubSection("__apple_names") and |
| dwarf_section.FindSubSection("__apple_namespac") and |
| dwarf_section.FindSubSection("__apple_objc")) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |
