| """Test that conflicting symbols in different shared libraries work correctly""" |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class TestConflictingSymbols(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| NO_DEBUG_INFO_TESTCASE = True |
| |
| def setUp(self): |
| TestBase.setUp(self) |
| lldbutil.mkdir_p(self.getBuildArtifact("One")) |
| lldbutil.mkdir_p(self.getBuildArtifact("Two")) |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24489") |
| def test_conflicting_symbols(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Register our shared libraries for remote targets so they get |
| # automatically uploaded |
| environment = self.registerSharedLibrariesWithTarget( |
| target, ['One', 'Two']) |
| |
| lldbutil.run_break_set_by_source_regexp(self, '// break here', |
| extra_options='-f One.c', num_expected_locations=-2) |
| lldbutil.run_break_set_by_source_regexp(self, '// break here', |
| extra_options='-f Two.c', num_expected_locations=-2) |
| lldbutil.run_break_set_by_source_regexp(self, '// break here', |
| extra_options='-f main.c', num_expected_locations=1) |
| |
| process = target.LaunchSimple( |
| None, environment, self.get_process_working_directory()) |
| self.assertTrue(process, PROCESS_IS_VALID) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=['stopped', |
| 'stop reason = breakpoint']) |
| |
| self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, |
| substrs=[' resolved, hit count = 1']) |
| |
| # This should display correctly. |
| self.expect( |
| "expr (unsigned long long)conflicting_symbol", |
| "Symbol from One should be found", |
| substrs=[ |
| "11111"]) |
| |
| self.runCmd("continue", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=['stopped', |
| 'stop reason = breakpoint']) |
| |
| self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, |
| substrs=[' resolved, hit count = 1']) |
| |
| self.expect( |
| "expr (unsigned long long)conflicting_symbol", |
| "Symbol from Two should be found", |
| substrs=[ |
| "22222"]) |
| |
| self.runCmd("continue", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=['stopped', |
| 'stop reason = breakpoint']) |
| |
| self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, |
| substrs=[' resolved, hit count = 1']) |
| |
| self.expect( |
| "expr (unsigned long long)conflicting_symbol", |
| "An error should be printed when symbols can't be ordered", |
| error=True, |
| substrs=[ |
| "Multiple internal symbols"]) |
| |
| @expectedFailureAll(bugnumber="llvm.org/pr35043") |
| def test_shadowed(self): |
| self.build() |
| exe = self.getBuildArtifact("a.out") |
| target = self.dbg.CreateTarget(exe) |
| self.assertTrue(target, VALID_TARGET) |
| |
| # Register our shared libraries for remote targets so they get |
| # automatically uploaded |
| environment = self.registerSharedLibrariesWithTarget( |
| target, ['One', 'Two']) |
| |
| lldbutil.run_break_set_by_source_regexp(self, '// break here', |
| extra_options='-f main.c', num_expected_locations=1) |
| |
| process = target.LaunchSimple( |
| None, environment, self.get_process_working_directory()) |
| self.assertTrue(process, PROCESS_IS_VALID) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=['stopped', |
| 'stop reason = breakpoint']) |
| |
| # As we are shadowing the conflicting symbol, there should be no |
| # ambiguity in this expression. |
| self.expect( |
| "expr int conflicting_symbol = 474747; conflicting_symbol", |
| substrs=[ "474747"]) |
