47 lines · python
1"""2Test DIL pointer arithmetic.3"""4 5import lldb6from lldbsuite.test.lldbtest import *7from lldbsuite.test.decorators import *8from lldbsuite.test import lldbutil9 10 11class TestFrameVarDILGlobalVariableLookup(TestBase):12 NO_DEBUG_INFO_TESTCASE = True13 14 def expect_var_path(self, expr, compare_to_framevar=False, value=None, type=None):15 value_dil = super().expect_var_path(expr, value=value, type=type)16 if compare_to_framevar:17 self.runCmd("settings set target.experimental.use-DIL false")18 value_frv = super().expect_var_path(expr, value=value, type=type)19 self.runCmd("settings set target.experimental.use-DIL true")20 self.assertEqual(value_dil.GetValue(), value_frv.GetValue())21 22 def test_dereference(self):23 self.build()24 lldbutil.run_to_source_breakpoint(25 self, "Set a breakpoint here", lldb.SBFileSpec("main.cpp")26 )27 28 self.runCmd("settings set target.experimental.use-DIL true")29 self.expect_var_path("*p_int0", True, value="0")30 self.expect_var_path("*cp_int5", True, value="5")31 self.expect_var_path("*rcp_int0", True, type="const int *")32 self.expect_var_path("*offset_p", True, value="5")33 self.expect_var_path("*offset_pref", True, type="int *")34 self.expect_var_path("**pp_int0", value="0")35 self.expect_var_path("&**pp_int0", type="int *")36 self.expect_var_path("*array", value="0")37 self.expect(38 "frame var '&*p_null'",39 error=True,40 substrs=["doesn't have a valid address"],41 )42 self.expect(43 "frame var '&*p_void'",44 error=True,45 substrs=["dereference failed: (void *) p_void"],46 )47