""" Test the printing of anonymous and named namespace variables. """ import lldb from lldbsuite.test.decorators import * from lldbsuite.test.lldbtest import * from lldbsuite.test import lldbutil class NamespaceBreakpointTestCase(TestBase): @expectedFailureAll(bugnumber="llvm.org/pr28548", compiler="gcc") @expectedFailureAll(oslist=["windows"]) def test_breakpoints_func_auto(self): """Test that we can set breakpoints correctly by basename to find all functions whose basename is "func".""" self.build() names = ["func()", "func(int)", "A::B::func()", "A::func()", "A::func(int)"] # Create a target by the debugger. exe = self.getBuildArtifact("a.out") target = self.dbg.CreateTarget(exe) self.assertTrue(target, VALID_TARGET) module_list = lldb.SBFileSpecList() module_list.Append(lldb.SBFileSpec(exe, False)) cu_list = lldb.SBFileSpecList() # Set a breakpoint by name "func" which should pick up all functions # whose basename is "func" bp = target.BreakpointCreateByName( "func", lldb.eFunctionNameTypeAuto, module_list, cu_list ) for bp_loc in bp: name = bp_loc.GetAddress().GetFunction().GetName() self.assertIn( name, names, "make sure breakpoint locations are correct for 'func' with eFunctionNameTypeAuto", ) @expectedFailureAll(bugnumber="llvm.org/pr28548", compiler="gcc") def test_breakpoints_func_full(self): """Test that we can set breakpoints correctly by fullname to find all functions whose fully qualified name is "func" (no namespaces).""" self.build() names = ["func()", "func(int)"] # Create a target by the debugger. exe = self.getBuildArtifact("a.out") target = self.dbg.CreateTarget(exe) self.assertTrue(target, VALID_TARGET) module_list = lldb.SBFileSpecList() module_list.Append(lldb.SBFileSpec(exe, False)) cu_list = lldb.SBFileSpecList() # Set a breakpoint by name "func" whose fullly qualified named matches "func" which # should pick up only functions whose basename is "func" and has no # containing context bp = target.BreakpointCreateByName( "func", lldb.eFunctionNameTypeFull, module_list, cu_list ) for bp_loc in bp: name = bp_loc.GetAddress().GetFunction().GetName() self.assertIn( name, names, "make sure breakpoint locations are correct for 'func' with eFunctionNameTypeFull", ) def test_breakpoints_a_func_full(self): """Test that we can set breakpoints correctly by fullname to find all functions whose fully qualified name is "A::func".""" self.build() names = ["A::func()", "A::func(int)"] # Create a target by the debugger. exe = self.getBuildArtifact("a.out") target = self.dbg.CreateTarget(exe) self.assertTrue(target, VALID_TARGET) module_list = lldb.SBFileSpecList() module_list.Append(lldb.SBFileSpec(exe, False)) cu_list = lldb.SBFileSpecList() # Set a breakpoint by name "A::func" whose fullly qualified named matches "A::func" which # should pick up only functions whose basename is "func" and is # contained in the "A" namespace bp = target.BreakpointCreateByName( "A::func", lldb.eFunctionNameTypeFull, module_list, cu_list ) for bp_loc in bp: name = bp_loc.GetAddress().GetFunction().GetName() self.assertIn( name, names, "make sure breakpoint locations are correct for 'A::func' with eFunctionNameTypeFull", ) class NamespaceTestCase(TestBase): def setUp(self): # Call super's setUp(). TestBase.setUp(self) # Find the line numbers for declarations of namespace variables i and # j. self.line_var_i = line_number( "main.cpp", "// Find the line number for anonymous namespace variable i." ) self.line_var_j = line_number( "main.cpp", "// Find the line number for named namespace variable j." ) # And the line number to break at. self.line_break = line_number("main.cpp", "// Set break point at this line.") # Break inside do {} while and evaluate value self.line_break_ns1 = line_number("main.cpp", "// Evaluate ns1::value") self.line_break_ns2 = line_number("main.cpp", "// Evaluate ns2::value") def runToBkpt(self, command): self.runCmd(command, RUN_SUCCEEDED) # The stop reason of the thread should be breakpoint. self.expect( "thread list", STOPPED_DUE_TO_BREAKPOINT, substrs=["stopped", "stop reason = breakpoint"], ) # rdar://problem/8668674 @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764") def test_with_run_command(self): """Test that anonymous and named namespace variables display correctly.""" self.build() self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) lldbutil.run_break_set_by_file_and_line( self, "main.cpp", self.line_break_ns1, num_expected_locations=1, loc_exact=True, ) lldbutil.run_break_set_by_file_and_line( self, "main.cpp", self.line_break_ns2, num_expected_locations=1, loc_exact=True, ) lldbutil.run_break_set_by_file_and_line( self, "main.cpp", self.line_break, num_expected_locations=1, loc_exact=True ) self.runToBkpt("run") # Evaluate ns1::value self.expect_expr("value", result_value="100") self.runToBkpt("continue") # Evaluate ns2::value self.expect_expr("value", result_value="200") self.runToBkpt("continue") # On Mac OS X, gcc 4.2 emits the wrong debug info with respect to # types. slist = ["(int) a = 12", "anon_uint", "a_uint", "b_uint", "y_uint"] if self.platformIsDarwin() and self.getCompiler() in ["clang"]: slist = [ "(int) a = 12", "::my_uint_t", "anon_uint = 0", "(A::uint_t) a_uint = 1", "(A::B::uint_t) b_uint = 2", "(Y::uint_t) y_uint = 3", ] # 'frame variable' displays the local variables with type information. self.expect("frame variable", VARIABLES_DISPLAYED_CORRECTLY, substrs=slist) # 'frame variable' with basename 'i' should work. self.expect( "frame variable --show-declaration --show-globals i", startstr="main.cpp:%d: (int) (anonymous namespace)::i = 3" % self.line_var_i, ) # main.cpp:12: (int) (anonymous namespace)::i = 3 # 'frame variable' with basename 'j' should work, too. self.expect( "frame variable --show-declaration --show-globals j", startstr="main.cpp:%d: (int) A::B::j = 4" % self.line_var_j, ) # main.cpp:19: (int) A::B::j = 4 # 'frame variable' should support address-of operator. self.runCmd("frame variable &i") # 'frame variable' with fully qualified name 'A::B::j' should work. self.expect( "frame variable A::B::j", VARIABLES_DISPLAYED_CORRECTLY, startstr="(int) A::B::j = 4", patterns=[" = 4"], ) # So should the anonymous namespace case. self.expect( "frame variable '(anonymous namespace)::i'", VARIABLES_DISPLAYED_CORRECTLY, startstr="(int) (anonymous namespace)::i = 3", patterns=[" = 3"], ) # Search for a type in an anonymous namespace, both with and without the # namespace prefix. self.expect("type lookup -- my_uint_t", substrs=["unsigned int"]) self.expect("type lookup -- (anonymous namespace)::my_uint_t", substrs=["unsigned int"]) # rdar://problem/8660275 # test/namespace: 'expression -- i+j' not working # This has been fixed. self.expect_expr("i + j", result_type="int", result_value="7") # (int) $2 = 7 self.expect_expr("i", result_value="3") self.expect_expr("j", result_value="4") # rdar://problem/8668674 # expression command with fully qualified namespace for a variable does # not work self.expect_expr("::i", result_value="3") self.expect_expr("A::B::j", result_value="4") # expression command with function in anonymous namespace self.expect_expr("myanonfunc(3)", result_value="6") # global namespace qualification with function in anonymous namespace self.expect_expr("myanonfunc(4)", result_value="8") self.expect( "expression myanonfunc", patterns=["\(anonymous namespace\)::myanonfunc\(int\)"], ) self.expect( "expression variadic_sum", patterns=["\(anonymous namespace\)::variadic_sum\(int, ...\)"], ) self.expect_expr("::B::Bar b; b.x()", result_type="int", result_value="42") self.expect_expr("A::B::Bar b; b.y()", result_type="int", result_value="137") self.expect_expr( "::NS1::NS2::Foo{}.bar() == -2 && ::NS2::Foo{}.bar() == -3", result_type="bool", result_value="true", ) # FIXME: C++ unqualified namespace lookups currently not supported when instantiating types. self.expect_expr( "NS2::Foo{}.bar() == -3", result_type="bool", result_value="false" ) self.expect_expr( "((::B::Bar*)&::B::bar)->x()", result_type="int", result_value="42" ) self.expect_expr("InAnon1::var_in_anon", result_type="int", result_value="10") self.expect_expr( "InAnon1::InAnon2::var_in_anon", result_type="int", result_value="5" ) self.expect_expr( "InAnon1::inline_ns::var_in_anon", result_type="int", result_value="15" ) self.expect_expr( "InAnon1::inline_ns::InAnon2::var_in_anon", result_type="int", result_value="5", )