| """ |
| Test that hitting a UBSan issue while running user expression doesn't break the evaluation. |
| """ |
| |
| import lldb |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test.decorators import * |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| |
| class UbsanUserExpressionTestCase(TestBase): |
| @skipUnlessUndefinedBehaviorSanitizer |
| def test(self): |
| self.build() |
| self.ubsan_tests() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| self.line_breakpoint = line_number("main.c", "// breakpoint line") |
| |
| def ubsan_tests(self): |
| # Load the test |
| exe = self.getBuildArtifact("a.out") |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| self.registerSanitizerLibrariesWithTarget(target) |
| |
| self.runCmd("breakpoint set -f main.c -l %d" % self.line_breakpoint) |
| |
| self.runCmd("run") |
| |
| process = self.dbg.GetSelectedTarget().process |
| thread = process.GetSelectedThread() |
| frame = thread.GetSelectedFrame() |
| |
| self.expect( |
| "thread list", |
| STOPPED_DUE_TO_BREAKPOINT, |
| substrs=["stopped", "stop reason = breakpoint"], |
| ) |
| |
| self.expect("expression foo()", substrs=["(int) $0 = 42"]) |
| |
| self.expect( |
| "thread list", |
| STOPPED_DUE_TO_BREAKPOINT, |
| substrs=["stopped", "stop reason = breakpoint"], |
| ) |
