1 // RUN: %clang_cc1 -fspell-checking-limit 0 -verify -Wno-c++11-extensions %s
2
3 namespace PR21817{
4 int a(-rsing[2]); // expected-error {{undeclared identifier 'rsing'; did you mean 'using'?}}
5 // expected-error@-1 {{expected expression}}
6 }
7
8 struct errc {
9 int v_;
operator interrc10 operator int() const {return v_;}
11 };
12
13 class error_condition
14 {
15 int _val_;
16 public:
error_condition()17 error_condition() : _val_(0) {}
18
error_condition(int _val)19 error_condition(int _val)
20 : _val_(_val) {}
21
22 template <class E>
error_condition(E _e)23 error_condition(E _e) {
24 // make_error_condition must not be typo corrected to error_condition
25 // even though the first declaration of make_error_condition has not
26 // yet been encountered. This was a bug in the first version of the type
27 // name typo correction patch that wasn't noticed until building LLVM with
28 // Clang failed.
29 *this = make_error_condition(_e);
30 }
31
32 };
33
make_error_condition(errc _e)34 inline error_condition make_error_condition(errc _e) {
35 return error_condition(static_cast<int>(_e));
36 }
37
38
39 // Prior to the introduction of a callback object to further filter possible
40 // typo corrections, this example would not trigger a suggestion as "base_type"
41 // is a closer match to "basetype" than is "BaseType" but "base_type" does not
42 // refer to a base class or non-static data member.
43 struct BaseType { };
44 struct Derived : public BaseType { // expected-note {{base class 'BaseType' specified here}}
45 static int base_type; // expected-note {{'base_type' declared here}}
DerivedDerived46 Derived() : basetype() {} // expected-error{{initializer 'basetype' does not name a non-static data member or base class; did you mean the base class 'BaseType'?}}
47 };
48
49 // Test the improvement from passing a callback object to CorrectTypo in
50 // the helper function LookupMemberExprInRecord.
get_type(struct Derived * st)51 int get_type(struct Derived *st) {
52 return st->Base_Type; // expected-error{{no member named 'Base_Type' in 'Derived'; did you mean 'base_type'?}}
53 }
54
55 // In this example, somename should not be corrected to the cached correction
56 // "some_name" since "some_name" is a class and a namespace name is needed.
57 class some_name {}; // expected-note {{'some_name' declared here}}
58 somename Foo; // expected-error {{unknown type name 'somename'; did you mean 'some_name'?}}
59 namespace SomeName {} // expected-note {{namespace 'SomeName' defined here}}
60 using namespace somename; // expected-error {{no namespace named 'somename'; did you mean 'SomeName'?}}
61
62
63 // Without the callback object, CorrectTypo would choose "field1" as the
64 // correction for "fielda" as it is closer than "FieldA", but that correction
65 // would be later discarded by the caller and no suggestion would be given.
66 struct st {
67 struct {
68 int field1;
69 };
70 double FieldA; // expected-note{{'FieldA' declared here}}
71 };
72 st var = { .fielda = 0.0 }; // expected-error{{field designator 'fielda' does not refer to any field in type 'st'; did you mean 'FieldA'?}}
73
74 // Test the improvement from passing a callback object to CorrectTypo in
75 // Sema::BuildCXXNestedNameSpecifier. And also for the improvement by doing
76 // so in Sema::getTypeName.
77 typedef char* another_str; // expected-note{{'another_str' declared here}}
78 namespace AnotherStd { // expected-note{{'AnotherStd' declared here}}
79 class string {};
80 }
81 another_std::string str; // expected-error{{use of undeclared identifier 'another_std'; did you mean 'AnotherStd'?}}
82 another_str *cstr = new AnotherStr; // expected-error{{unknown type name 'AnotherStr'; did you mean 'another_str'?}}
83
84 // Test the improvement from passing a callback object to CorrectTypo in
85 // Sema::ActOnSizeofParameterPackExpr.
86 char* TireNames;
87 template<typename ...TypeNames> struct count { // expected-note{{parameter pack 'TypeNames' declared here}}
88 static const unsigned value = sizeof...(TyreNames); // expected-error{{'TyreNames' does not refer to the name of a parameter pack; did you mean 'TypeNames'?}}
89 };
90
91 // Test the typo-correction callback in Sema::DiagnoseUnknownTypeName.
92 namespace unknown_type_test {
93 class StreamOut {}; // expected-note 2 {{'StreamOut' declared here}}
94 long stream_count; // expected-note 2 {{'stream_count' declared here}}
95 };
96 unknown_type_test::stream_out out; // expected-error{{no type named 'stream_out' in namespace 'unknown_type_test'; did you mean 'StreamOut'?}}
97
98 // Demonstrate a case where using only the cached value returns the wrong thing
99 // when the cached value was the result of a previous callback object that only
100 // accepts a subset of the current callback object.
101 namespace cache_invalidation_test {
102 using namespace unknown_type_test;
103 void bar(long i);
before_caching_classname()104 void before_caching_classname() {
105 bar((stream_out)); // expected-error{{use of undeclared identifier 'stream_out'; did you mean 'stream_count'?}}
106 }
107 stream_out out; // expected-error{{unknown type name 'stream_out'; did you mean 'StreamOut'?}}
after_caching_classname()108 void after_caching_classname() {
109 bar((stream_out)); // expected-error{{use of undeclared identifier 'stream_out'; did you mean 'stream_count'?}}
110 }
111 }
112
113 // Test the typo-correction callback in Sema::DiagnoseInvalidRedeclaration.
114 struct BaseDecl {
115 void add_in(int i);
116 };
117 struct TestRedecl : public BaseDecl {
118 void add_it(int i); // expected-note{{'add_it' declared here}}
119 };
add_in(int i)120 void TestRedecl::add_in(int i) {} // expected-error{{out-of-line definition of 'add_in' does not match any declaration in 'TestRedecl'; did you mean 'add_it'?}}
121
122 // Test the improved typo correction for the Parser::ParseCastExpr =>
123 // Sema::ActOnIdExpression => Sema::DiagnoseEmptyLookup call path.
124 class SomeNetMessage; // expected-note 2{{'SomeNetMessage'}}
125 class Message {};
126 void foo(Message&);
127 void foo(SomeNetMessage&);
doit(void * data)128 void doit(void *data) {
129 Message somenetmsg; // expected-note{{'somenetmsg' declared here}}
130 foo(somenetmessage); // expected-error{{use of undeclared identifier 'somenetmessage'; did you mean 'somenetmsg'?}}
131 foo((somenetmessage)data); // expected-error{{unknown type name 'somenetmessage'; did you mean 'SomeNetMessage'?}} expected-error{{incomplete type}}
132 }
133
134 // Test the typo-correction callback in BuildRecoveryCallExpr.
135 // Solves the main issue in PR 9320 of suggesting corrections that take the
136 // wrong number of arguments.
137 void revoke(const char*); // expected-note 2{{'revoke' declared here}}
Test()138 void Test() {
139 Invoke(); // expected-error{{use of undeclared identifier 'Invoke'}}
140 Invoke("foo"); // expected-error{{use of undeclared identifier 'Invoke'; did you mean 'revoke'?}}
141 Invoke("foo", "bar"); // expected-error{{use of undeclared identifier 'Invoke'}}
142 }
Test2(void (* invoke)(const char *,int))143 void Test2(void (*invoke)(const char *, int)) { // expected-note{{'invoke' declared here}}
144 Invoke(); // expected-error{{use of undeclared identifier 'Invoke'}}
145 Invoke("foo"); // expected-error{{use of undeclared identifier 'Invoke'; did you mean 'revoke'?}}
146 Invoke("foo", 7); // expected-error{{use of undeclared identifier 'Invoke'; did you mean 'invoke'?}}
147 Invoke("foo", 7, 22); // expected-error{{use of undeclared identifier 'Invoke'}}
148 }
149
provoke(const char * x,bool y=false)150 void provoke(const char *x, bool y=false) {} // expected-note 2{{'provoke' declared here}}
Test3()151 void Test3() {
152 Provoke(); // expected-error{{use of undeclared identifier 'Provoke'}}
153 Provoke("foo"); // expected-error{{use of undeclared identifier 'Provoke'; did you mean 'provoke'?}}
154 Provoke("foo", true); // expected-error{{use of undeclared identifier 'Provoke'; did you mean 'provoke'?}}
155 Provoke("foo", 7, 22); // expected-error{{use of undeclared identifier 'Provoke'}}
156 }
157
158 // PR 11737 - Don't try to typo-correct the implicit 'begin' and 'end' in a
159 // C++11 for-range statement.
160 struct R {};
161 bool begun(R);
RangeTest()162 void RangeTest() {
163 for (auto b : R()) {} // expected-error {{invalid range expression of type 'R'}}
164 }
165
166 // PR 12019 - Avoid infinite mutual recursion in DiagnoseInvalidRedeclaration
167 // by not trying to typo-correct a method redeclaration to declarations not
168 // in the current record.
169 class Parent {
170 void set_types(int index, int value);
171 void add_types(int value);
172 };
173 class Child: public Parent {};
add_types(int value)174 void Child::add_types(int value) {} // expected-error{{out-of-line definition of 'add_types' does not match any declaration in 'Child'}}
175
176 // Fix the callback based filtering of typo corrections within
177 // Sema::ActOnIdExpression by Parser::ParseCastExpression to allow type names as
178 // potential corrections for template arguments.
179 namespace clash {
180 class ConstructExpr {}; // expected-note 2{{'clash::ConstructExpr' declared here}}
181 }
182 class ClashTool {
183 bool HaveConstructExpr();
184 template <class T> T* getExprAs();
185
test()186 void test() {
187 ConstructExpr *expr = // expected-error{{unknown type name 'ConstructExpr'; did you mean 'clash::ConstructExpr'?}}
188 getExprAs<ConstructExpr>(); // expected-error{{unknown type name 'ConstructExpr'; did you mean 'clash::ConstructExpr'?}}
189 }
190 };
191
192 namespace test1 {
193 struct S {
194 struct Foobar *f; // expected-note{{'Foobar' declared here}}
195 };
196 test1::FooBar *b; // expected-error{{no type named 'FooBar' in namespace 'test1'; did you mean 'Foobar'?}}
197 }
198
199 namespace ImplicitInt {
200 void f(int, unsinged); // expected-error{{did you mean 'unsigned'}}
201 struct S {
202 unsinged : 4; // expected-error{{did you mean 'unsigned'}}
203 };
204 }
205
206 namespace PR13051 {
207 template<typename T> struct S {
208 template<typename U> void f();
209 operator bool() const;
210 };
211
212 void foo(); // expected-note{{'foo' declared here}}
213 void g(void(*)()); // expected-note{{candidate function not viable}}
214 void g(bool(S<int>::*)() const); // expected-note{{candidate function not viable}}
215
test()216 void test() {
217 g(&S<int>::tempalte f<int>); // expected-error{{did you mean 'template'?}} \
218 // expected-error{{no matching function for call to 'g'}}
219 g(&S<int>::opeartor bool); // expected-error{{did you mean 'operator'?}}
220 g(&S<int>::foo); // expected-error{{no member named 'foo' in 'PR13051::S<int>'; did you mean simply 'foo'?}}
221 }
222 }
223
224 inf f(doulbe); // expected-error{{'int'}} expected-error{{'double'}}
225
226 namespace PR6325 {
227 class foo { }; // expected-note{{'foo' declared here}}
228 // Note that for this example (pulled from the PR), if keywords are not excluded
229 // as correction candidates then no suggestion would be given; correcting
230 // 'boo' to 'bool' is the same edit distance as correcting 'boo' to 'foo'.
231 class bar : boo { }; // expected-error{{unknown class name 'boo'; did you mean 'foo'?}}
232 }
233
234 namespace outer {
235 void somefunc(); // expected-note{{'::outer::somefunc' declared here}}
236 void somefunc(int, int); // expected-note{{'::outer::somefunc' declared here}}
237
238 namespace inner {
somefunc(int)239 void somefunc(int) {
240 someFunc(); // expected-error{{use of undeclared identifier 'someFunc'; did you mean '::outer::somefunc'?}}
241 someFunc(1, 2); // expected-error{{use of undeclared identifier 'someFunc'; did you mean '::outer::somefunc'?}}
242 }
243 }
244 }
245
246 namespace b6956809_test1 {
247 struct A {};
248 struct B {};
249
250 struct S1 {
251 void method(A*); // no note here
252 void method(B*); // expected-note{{'method' declared here}}
253 };
254
test1()255 void test1() {
256 B b;
257 S1 s;
258 s.methodd(&b); // expected-error{{no member named 'methodd' in 'b6956809_test1::S1'; did you mean 'method'}}
259 }
260
261 struct S2 {
262 S2();
263 void method(A*) const;
264 private:
265 void method(B*);
266 };
267
test2()268 void test2() {
269 B b;
270 const S2 s;
271 s.methodd(&b); // expected-error-re{{no member named 'methodd' in 'b6956809_test1::S2'{{$}}}}
272 }
273 }
274
275 namespace b6956809_test2 {
276 template<typename T> struct Err { typename T::error n; }; // expected-error{{type 'void *' cannot be used prior to '::' because it has no members}}
277 struct S {
278 template<typename T> typename Err<T>::type method(T); // expected-note{{in instantiation of template class 'b6956809_test2::Err<void *>' requested here}}
279 template<typename T> int method(T *); // expected-note{{'method' declared here}}
280 };
281
test()282 void test() {
283 S s;
284 int k = s.methodd((void*)0); // expected-error{{no member named 'methodd' in 'b6956809_test2::S'; did you mean 'method'?}} expected-note{{while substituting deduced template arguments into function template 'method' [with T = void *]}}
285 }
286 }
287
288 namespace PR12951 {
289 // If there are two corrections that have the same identifier and edit distance
290 // and only differ by their namespaces, don't suggest either as a correction
291 // since both are equally likely corrections.
292 namespace foobar { struct Thing {}; }
293 namespace bazquux { struct Thing {}; }
f()294 void f() { Thing t; } // expected-error{{unknown type name 'Thing'}}
295 }
296
297 namespace bogus_keyword_suggestion {
test()298 void test() {
299 status = "OK"; // expected-error-re {{use of undeclared identifier 'status'{{$}}}}
300 return status; // expected-error-re {{use of undeclared identifier 'status'{{$}}}}
301 }
302 }
303
304 namespace PR13387 {
305 struct A {
306 void CreateFoo(float, float);
307 void CreateBar(float, float);
308 };
309 struct B : A {
310 using A::CreateFoo; // expected-note {{'CreateFoo' declared here}}
311 void CreateFoo(int, int); // expected-note {{'CreateFoo' declared here}}
312 };
f(B & x)313 void f(B &x) {
314 x.Createfoo(0,0); // expected-error {{no member named 'Createfoo' in 'PR13387::B'; did you mean 'CreateFoo'?}}
315 x.Createfoo(0.f,0.f); // expected-error {{no member named 'Createfoo' in 'PR13387::B'; did you mean 'CreateFoo'?}}
316 }
317 }
318
319 namespace using_decl {
320 namespace somewhere { int foobar; }
321 using somewhere::foobar; // expected-note {{declared here}}
322 int k = goobar; // expected-error {{did you mean 'foobar'?}}
323 }
324
325 struct DataStruct {void foo();};
326 struct T {
327 DataStruct data_struct;
328 void f();
329 };
330 // should be void T::f();
f()331 void f() {
332 data_struct->foo(); // expected-error-re{{use of undeclared identifier 'data_struct'{{$}}}}
333 }
334
335 namespace PR12287 {
336 class zif {
337 void nab(int);
338 };
339 void nab(); // expected-note{{'::PR12287::nab' declared here}}
nab(int)340 void zif::nab(int) {
341 nab(); // expected-error{{too few arguments to function call, expected 1, have 0; did you mean '::PR12287::nab'?}}
342 }
343 }
344
345 namespace TemplateFunction {
346 template <class T>
A(T)347 void A(T) { } // expected-note {{'::TemplateFunction::A' declared here}}
348
349 template <class T>
B(T)350 void B(T) { } // expected-note {{'::TemplateFunction::B' declared here}}
351
352 class Foo {
353 public:
A(int,int)354 void A(int, int) {}
B()355 void B() {}
356 };
357
test(Foo F,int num)358 void test(Foo F, int num) {
359 F.A(num); // expected-error {{too few arguments to function call, expected 2, have 1; did you mean '::TemplateFunction::A'?}}
360 F.B(num); // expected-error {{too many arguments to function call, expected 0, have 1; did you mean '::TemplateFunction::B'?}}
361 }
362 }
363 namespace using_suggestion_val_dropped_specifier {
FFF()364 void FFF() {} // expected-note {{'::using_suggestion_val_dropped_specifier::FFF' declared here}}
365 namespace N { }
366 using N::FFF; // expected-error {{no member named 'FFF' in namespace 'using_suggestion_val_dropped_specifier::N'; did you mean '::using_suggestion_val_dropped_specifier::FFF'?}}
367 }
368
369 namespace class_member_typo_corrections {
370 class Outer {
371 public:
372 class Inner {}; // expected-note {{'Outer::Inner' declared here}}
373 Inner MyMethod(Inner arg);
374 };
375
MyMethod(Inner arg)376 Inner Outer::MyMethod(Inner arg) { // expected-error {{unknown type name 'Inner'; did you mean 'Outer::Inner'?}}
377 return Inner();
378 }
379
380 class Result {
381 public:
382 enum ResultType {
383 ENTITY, // expected-note {{'Result::ENTITY' declared here}}
384 PREDICATE, // expected-note {{'Result::PREDICATE' declared here}}
385 LITERAL // expected-note {{'Result::LITERAL' declared here}}
386 };
387
388 ResultType type();
389 };
390
test()391 void test() {
392 Result result_cell;
393 switch (result_cell.type()) {
394 case ENTITY: // expected-error {{use of undeclared identifier 'ENTITY'; did you mean 'Result::ENTITY'?}}
395 case LITERAL: // expected-error {{use of undeclared identifier 'LITERAL'; did you mean 'Result::LITERAL'?}}
396 case PREDICAT: // expected-error {{use of undeclared identifier 'PREDICAT'; did you mean 'Result::PREDICATE'?}}
397 break;
398 }
399 }
400
401 class Figure {
402 enum ResultType {
403 SQUARE,
404 TRIANGLE,
405 CIRCLE
406 };
407
408 public:
409 ResultType type();
410 };
411
testAccess()412 void testAccess() {
413 Figure obj;
414 switch (obj.type()) { // expected-warning {{enumeration values 'SQUARE', 'TRIANGLE', and 'CIRCLE' not handled in switch}}
415 case SQUARE: // expected-error-re {{use of undeclared identifier 'SQUARE'{{$}}}}
416 case TRIANGLE: // expected-error-re {{use of undeclared identifier 'TRIANGLE'{{$}}}}
417 case CIRCE: // expected-error-re {{use of undeclared identifier 'CIRCE'{{$}}}}
418 break;
419 }
420 }
421 }
422
423 long readline(const char *, char *, unsigned long);
assign_to_unknown_var()424 void assign_to_unknown_var() {
425 deadline_ = 1; // expected-error-re {{use of undeclared identifier 'deadline_'{{$}}}}
426 }
427
428 namespace no_ns_before_dot {
429 namespace re2 {}
test()430 void test() {
431 req.set_check(false); // expected-error-re {{use of undeclared identifier 'req'{{$}}}}
432 }
433 }
434
435 namespace PR17394 {
436 class A {
437 protected:
438 long zzzzzzzzzz;
439 };
440 class B : private A {};
441 B zzzzzzzzzy<>; // expected-error {{expected ';' after top level declarator}}{}
442 }
443
444 namespace correct_fields_in_member_funcs {
445 struct S {
446 int my_member; // expected-note {{'my_member' declared here}}
fcorrect_fields_in_member_funcs::S447 void f() { my_menber = 1; } // expected-error {{use of undeclared identifier 'my_menber'; did you mean 'my_member'?}}
448 };
449 }
450
451 namespace PR17019 {
452 template<class F>
453 struct evil {
evilPR17019::evil454 evil(F de) { // expected-note {{'de' declared here}}
455 de_; // expected-error {{use of undeclared identifier 'de_'; did you mean 'de'?}} \
456 // expected-warning {{expression result unused}}
457 }
~evilPR17019::evil458 ~evil() {
459 de_->bar() // expected-error {{use of undeclared identifier 'de_'}}
460 }
461 };
462
meow()463 void meow() {
464 evil<int> Q(0); // expected-note {{in instantiation of member function}}
465 }
466 }
467
468 namespace fix_class_name_qualifier {
469 class MessageHeaders {};
470 class MessageUtils {
471 public:
472 static void ParseMessageHeaders(int, int); // expected-note {{'MessageUtils::ParseMessageHeaders' declared here}}
473 };
474
test()475 void test() {
476 // No, we didn't mean to call MessageHeaders::MessageHeaders.
477 MessageHeaders::ParseMessageHeaders(5, 4); // expected-error {{no member named 'ParseMessageHeaders' in 'fix_class_name_qualifier::MessageHeaders'; did you mean 'MessageUtils::ParseMessageHeaders'?}}
478 }
479 }
480
481 namespace PR18213 { // expected-note {{'PR18213' declared here}}
482 struct WrapperInfo {
483 int i;
484 };
485
486 template <typename T> struct Wrappable {
487 static WrapperInfo kWrapperInfo;
488 };
489
490 // Note the space before "::PR18213" is intended and needed, as it highlights
491 // the actual typo, which is the leading "::".
492 // TODO: Suggest removing the "::" from "::PR18213" (the right correction)
493 // instead of incorrectly suggesting dropping "PR18213::WrapperInfo::".
494 template <>
495 PR18213::WrapperInfo ::PR18213::Wrappable<int>::kWrapperInfo = { 0 }; // expected-error {{no member named 'PR18213' in 'PR18213::WrapperInfo'; did you mean simply 'PR18213'?}} \
496 // expected-error {{C++ requires a type specifier for all declarations}}
497 }
498
499 namespace PR18651 {
500 struct {
501 int x;
502 } a, b;
503
504 int y = x; // expected-error-re {{use of undeclared identifier 'x'{{$}}}}
505 }
506
507 namespace PR18685 {
508 template <class C, int I, int J>
509 class SetVector {
510 public:
SetVector()511 SetVector() {}
512 };
513
514 template <class C, int I>
515 class SmallSetVector : public SetVector<C, I, 8> {};
516
517 class foo {};
518 SmallSetVector<foo*, 2> fooSet;
519 }
520
521 PR18685::BitVector Map; // expected-error-re {{no type named 'BitVector' in namespace 'PR18685'{{$}}}}
522
523 namespace shadowed_template {
524 template <typename T> class Fizbin {}; // expected-note {{'::shadowed_template::Fizbin' declared here}}
525 class Baz {
526 int Fizbin();
527 // TODO: Teach the parser to recover from the typo correction instead of
528 // continuing to treat the template name as an implicit-int declaration.
529 Fizbin<int> qux; // expected-error {{unknown type name 'Fizbin'; did you mean '::shadowed_template::Fizbin'?}} \
530 // expected-error {{expected member name or ';' after declaration specifiers}}
531 };
532 }
533
534 namespace PR18852 {
func()535 void func() {
536 struct foo {
537 void bar() {}
538 };
539 bar(); // expected-error-re {{use of undeclared identifier 'bar'{{$}}}}
540 }
541
542 class Thread {
543 public:
544 void Start();
545 static void Stop(); // expected-note {{'Thread::Stop' declared here}}
546 };
547
548 class Manager {
549 public:
550 void Start(int); // expected-note {{'Start' declared here}}
551 void Stop(int); // expected-note {{'Stop' declared here}}
552 };
553
test(Manager * m)554 void test(Manager *m) {
555 // Don't suggest Thread::Start as a correction just because it has the same
556 // (unqualified) name and accepts the right number of args; this is a method
557 // call on an object in an unrelated class.
558 m->Start(); // expected-error-re {{too few arguments to function call, expected 1, have 0{{$}}}}
559 m->Stop(); // expected-error-re {{too few arguments to function call, expected 1, have 0{{$}}}}
560 Stop(); // expected-error {{use of undeclared identifier 'Stop'; did you mean 'Thread::Stop'?}}
561 }
562
563 }
564
565 namespace std {
566 class bernoulli_distribution {
567 public:
568 double p() const;
569 };
570 }
test()571 void test() {
572 // Make sure that typo correction doesn't suggest changing 'p' to
573 // 'std::bernoulli_distribution::p' as that is most likely wrong.
574 if (p) // expected-error-re {{use of undeclared identifier 'p'{{$}}}}
575 return;
576 }
577
578 namespace PR19681 {
579 struct TypoA {};
580 struct TypoB {
581 void test();
582 private:
583 template<typename T> void private_memfn(T); // expected-note{{declared here}}
584 };
test()585 void TypoB::test() {
586 // FIXME: should suggest 'PR19681::TypoB::private_memfn' instead of '::PR19681::TypoB::private_memfn'
587 (void)static_cast<void(TypoB::*)(int)>(&TypoA::private_memfn); // expected-error{{no member named 'private_memfn' in 'PR19681::TypoA'; did you mean '::PR19681::TypoB::private_memfn'?}}
588 }
589 }
590
591 namespace testWantFunctionLikeCasts {
test(bool a)592 long test(bool a) {
593 if (a)
594 return struc(5.7); // expected-error-re {{use of undeclared identifier 'struc'{{$}}}}
595 else
596 return lon(8.0); // expected-error {{use of undeclared identifier 'lon'; did you mean 'long'?}}
597 }
598 }
599
600 namespace testCXXDeclarationSpecifierParsing {
601 namespace test {
602 struct SomeSettings {}; // expected-note {{'test::SomeSettings' declared here}}
603 }
604 class Test {};
bar()605 int bar() {
606 Test::SomeSettings some_settings; // expected-error {{no type named 'SomeSettings' in 'testCXXDeclarationSpecifierParsing::Test'; did you mean 'test::SomeSettings'?}}
607 }
608 }
609
610 namespace testNonStaticMemberHandling {
611 struct Foo {
612 bool usesMetadata; // expected-note {{'usesMetadata' declared here}}
613 };
test(Foo f)614 int test(Foo f) {
615 if (UsesMetadata) // expected-error-re {{use of undeclared identifier 'UsesMetadata'{{$}}}}
616 return 5;
617 if (f.UsesMetadata) // expected-error {{no member named 'UsesMetadata' in 'testNonStaticMemberHandling::Foo'; did you mean 'usesMetadata'?}}
618 return 11;
619 return 0;
620 }
621 };
622
623 namespace testMemberExprDeclarationNameInfo {
624 // The AST should only have the corrected name with no mention of 'data_'.
625 void f(int);
626 struct S {
627 int data; // expected-note 2{{'data' declared here}}
m_fn1testMemberExprDeclarationNameInfo::S628 void m_fn1() {
629 data_ // expected-error {{use of undeclared identifier 'data_'}}
630 [] = // expected-error {{expected expression}}
631 f(data_); // expected-error {{use of undeclared identifier 'data_'}}
632 }
633 };
634 }
635
636 namespace testArraySubscriptIndex {
637 struct S {
638 int data; // expected-note {{'data' declared here}}
m_fn1testArraySubscriptIndex::S639 void m_fn1() {
640 (+)[data_]; // expected-error{{expected expression}} expected-error {{use of undeclared identifier 'data_'; did you mean 'data'}}
641 }
642 };
643 }
644
645 namespace crash_has_include {
646 int has_include(int); // expected-note {{'has_include' declared here}}
647 // expected-error@+1 {{__has_include must be used within a preprocessing directive}}
648 int foo = __has_include(42); // expected-error {{use of undeclared identifier '__has_include'; did you mean 'has_include'?}}
649 }
650
651 namespace PR24781_using_crash {
652 namespace A {
653 namespace B {
654 class Foofoo {}; // expected-note {{'A::B::Foofoo' declared here}}
655 }
656 }
657
658 namespace C {
659 namespace D {
660 class Bar : public A::B::Foofoo {};
661 }
662 }
663
664 using C::D::Foofoo; // expected-error {{no member named 'Foofoo' in namespace 'PR24781_using_crash::C::D'; did you mean 'A::B::Foofoo'?}}
665 }
666
667 int d = ? L : d; // expected-error {{expected expression}} expected-error {{undeclared identifier}}
668
669 struct B0 {
670 int : 0 | // expected-error {{invalid operands to binary expression}}
671 (struct B0)e; // expected-error {{use of undeclared identifier}}
672 };
673
674 namespace {
675 struct a0is0 {};
676 struct b0is0 {};
g()677 int g() {
678 0 [ // expected-error {{subscripted value is not an array}}
679 sizeof(c0is0)]; // expected-error {{use of undeclared identifier}}
680 };
681 }
682