From 8410ddd8b6738dbd4d983c6d634660e2943f7e48 Mon Sep 17 00:00:00 2001 From: Kate Stone Date: Tue, 19 Apr 2016 18:20:11 +0000 Subject: Adds a test to detect when clang omits specialized generic types from debug information when using precompiled headers and -gmodules. llvm-svn: 266791 --- .../lang/cpp/gmodules/TestWithModuleDebugging.py | 56 ++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 lldb/packages/Python/lldbsuite/test/lang/cpp/gmodules/TestWithModuleDebugging.py (limited to 'lldb/packages/Python/lldbsuite/test/lang/cpp/gmodules/TestWithModuleDebugging.py') diff --git a/lldb/packages/Python/lldbsuite/test/lang/cpp/gmodules/TestWithModuleDebugging.py b/lldb/packages/Python/lldbsuite/test/lang/cpp/gmodules/TestWithModuleDebugging.py new file mode 100644 index 00000000000..bbb3305feb3 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/lang/cpp/gmodules/TestWithModuleDebugging.py @@ -0,0 +1,56 @@ +import lldb, os +from lldbsuite.test.decorators import * +from lldbsuite.test.lldbtest import * +from lldbsuite.test import lldbutil + +class TestWithGmodulesDebugInfo(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + @expectedFailureAll(bugnumber="llvm.org/pr27412") + @skipUnlessClangModules() + def test_specialized_typedef_from_pch(self): + clang_help = os.popen("clang --help").read() + match = re.match(".* -gmodules ", clang_help, re.DOTALL) + if not match: + self.skipTest("Clang version doesn't support -gmodules flag") + return + + self.build() + cwd = os.getcwd() + + src_file = os.path.join(cwd, "main.cpp") + src_file_spec = lldb.SBFileSpec(src_file) + self.assertTrue(src_file_spec.IsValid(), "breakpoint file") + + # Get the path of the executable + exe_path = os.path.join(cwd, 'a.out') + + # Load the executable + target = self.dbg.CreateTarget(exe_path) + self.assertTrue(target.IsValid(), VALID_TARGET) + + # Break on interesting line + breakpoint = target.BreakpointCreateBySourceRegex("break here", src_file_spec) + self.assertTrue(breakpoint.IsValid() and breakpoint.GetNumLocations() >= 1, VALID_BREAKPOINT) + + # Launch the process + process = target.LaunchSimple(None, None, self.get_process_working_directory()) + self.assertTrue(process.IsValid(), PROCESS_IS_VALID) + + # Get the thread of the process + self.assertTrue(process.GetState() == lldb.eStateStopped) + thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint) + self.assertTrue(thread.IsValid(), "There should be a thread stopped due to breakpoint condition") + + # Get frame for current thread + frame = thread.frames[0] + + testValue = frame.EvaluateExpression("test") + self.assertTrue(testValue.GetError().Success(), "Test expression value invalid: %s" % (testValue.GetError().GetCString())) + self.assertTrue(testValue.GetTypeName() == "IntContainer", "Test expression type incorrect") + + memberValue = testValue.GetChildMemberWithName("storage") + self.assertTrue(memberValue.GetError().Success(), "Member value missing or invalid: %s" % (testValue.GetError().GetCString())) + self.assertTrue(memberValue.GetTypeName() == "int", "Member type incorrect") + self.assertEqual(42, memberValue.GetValueAsSigned(), "Member value incorrect") -- cgit v1.2.3