| """Test that forward declaration of a data structure gets resolved correctly.""" | |
| import lldb | |
| from lldbsuite.test.lldbtest import * | |
| from lldbsuite.test.decorators import * | |
| import lldbsuite.test.lldbutil as lldbutil | |
| class ForwardDeclarationTestCase(TestBase): | |
| SHARED_BUILD_TESTCASE = False | |
| def do_test(self, dictionary=None): | |
| """Display *bar_ptr when stopped on a function with forward declaration of struct bar.""" | |
| self.build(dictionary=dictionary) | |
| exe = self.getBuildArtifact("a.out") | |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) | |
| # Break inside the foo function which takes a bar_ptr argument. | |
| lldbutil.run_break_set_by_symbol( | |
| self, "foo", num_expected_locations=1, sym_exact=True | |
| ) | |
| self.runCmd("run", RUN_SUCCEEDED) | |
| # The stop reason of the thread should be breakpoint. | |
| self.expect( | |
| "thread list", | |
| STOPPED_DUE_TO_BREAKPOINT, | |
| substrs=["stopped", "stop reason = breakpoint"], | |
| ) | |
| # The breakpoint should have a hit count of 1. | |
| lldbutil.check_breakpoint(self, bpno=1, expected_hit_count=1) | |
| # This should display correctly. | |
| # Note that the member fields of a = 1 and b = 2 is by design. | |
| self.expect( | |
| "frame variable --show-types *bar_ptr", | |
| VARIABLES_DISPLAYED_CORRECTLY, | |
| substrs=["(bar) *bar_ptr = ", "(int) a = 1", "(int) b = 2"], | |
| ) | |
| # And so should this. | |
| self.expect( | |
| "expression --show-types -- *bar_ptr", | |
| VARIABLES_DISPLAYED_CORRECTLY, | |
| substrs=["(bar)", "(int) a = 1", "(int) b = 2"], | |
| ) | |
| def test(self): | |
| self.do_test() | |
| @no_debug_info_test | |
| @skipIfDarwin | |
| @skipIf(compiler=no_match("clang")) | |
| @skipIf(compiler_version=["<", "8.0"]) | |
| def test_debug_names(self): | |
| """Test that we are able to find complete types when using DWARF v5 | |
| accelerator tables""" | |
| self.do_test(dict(CFLAGS_EXTRAS="-gdwarf-5 -gpubnames")) |