""" Test finish out of an empty function (may be one-instruction long) """ import lldb from lldbsuite.test.decorators import * from lldbsuite.test.lldbtest import * from lldbsuite.test import lldbutil class FinishFromEmptyFunctionTestCase(TestBase): NO_DEBUG_INFO_TESTCASE = True @skipIf(compiler="clang", compiler_version=['<', '17.0']) def test_finish_from_empty_function(self): """Test that when stopped at a breakpoint in an empty function, finish leaves it correctly.""" self.build() exe = self.getBuildArtifact("a.out") target, process, thread, _ = lldbutil.run_to_name_breakpoint( self, "done", exe_name=exe ) if self.TraceOn(): self.runCmd("bt") correct_stepped_out_line = line_number("main.c", "leaving main") return_statement_line = line_number("main.c", "return 0") safety_bp = target.BreakpointCreateByLocation( lldb.SBFileSpec("main.c"), return_statement_line ) self.assertTrue(safety_bp.IsValid()) error = lldb.SBError() thread.StepOut(error) self.assertTrue(error.Success()) if self.TraceOn(): self.runCmd("bt") frame = thread.GetSelectedFrame() self.assertEqual( frame.line_entry.GetLine(), correct_stepped_out_line, "Step-out lost control of execution, ran too far", )