1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-c++11-extensions %s |
2 | |
3 | namespace fizbin { class Foobar {}; } // expected-note 2 {{'fizbin::Foobar' declared here}} \ |
4 | // expected-note {{'Foobar' declared here}} |
5 | Foobar *my_bar // expected-error{{unknown type name 'Foobar'; did you mean 'fizbin::Foobar'?}} |
6 | = new Foobar; // expected-error{{unknown type name 'Foobar'; did you mean 'fizbin::Foobar'?}} |
7 | fizbin::Foobar *my_foo = new fizbin::FooBar; // expected-error{{no type named 'FooBar' in namespace 'fizbin'; did you mean 'Foobar'?}} |
8 | |
9 | namespace barstool { int toFoobar() { return 1; } } // expected-note 3 {{'barstool::toFoobar' declared here}} |
10 | int Double(int x) { return x + x; } |
11 | void empty() { |
12 | Double(toFoobar()); // expected-error{{use of undeclared identifier 'toFoobar'; did you mean 'barstool::toFoobar'?}} |
13 | } |
14 | |
15 | namespace fizbin { |
16 | namespace baztool { bool toFoobar() { return true; } } // expected-note{{'fizbin::baztool' declared here}} |
17 | namespace nested { bool moreFoobar() { return true; } } // expected-note{{'fizbin::nested::moreFoobar' declared here}} |
18 | namespace nested { bool lessFoobar() { return true; } } // expected-note{{'fizbin::nested' declared here}} \ |
19 | // expected-note{{'fizbin::nested::lessFoobar' declared here}} |
20 | class dummy { // expected-note 2 {{'fizbin::dummy' declared here}} |
21 | public: |
22 | static bool morebar() { return false; } // expected-note{{'morebar' declared here}} |
23 | }; |
24 | } |
25 | void Check() { // expected-note{{'Check' declared here}} |
26 | if (toFoobar()) Double(7); // expected-error{{use of undeclared identifier 'toFoobar'; did you mean 'barstool::toFoobar'?}} |
27 | if (noFoobar()) Double(7); // expected-error{{use of undeclared identifier 'noFoobar'; did you mean 'barstool::toFoobar'?}} |
28 | if (moreFoobar()) Double(7); // expected-error{{use of undeclared identifier 'moreFoobar'; did you mean 'fizbin::nested::moreFoobar'}} |
29 | if (lessFoobar()) Double(7); // expected-error{{use of undeclared identifier 'lessFoobar'; did you mean 'fizbin::nested::lessFoobar'?}} |
30 | if (baztool::toFoobar()) Double(7); // expected-error{{use of undeclared identifier 'baztool'; did you mean 'fizbin::baztool'?}} |
31 | if (nested::moreFoobar()) Double(7); // expected-error{{use of undeclared identifier 'nested'; did you mean 'fizbin::nested'?}} |
32 | if (dummy::morebar()) Double(7); // expected-error{{use of undeclared identifier 'dummy'; did you mean 'fizbin::dummy'?}} |
33 | if (dummy::mrebar()) Double(7); // expected-error{{use of undeclared identifier 'dummy'; did you mean 'fizbin::dummy'?}} \ |
34 | // expected-error{{no member named 'mrebar' in 'fizbin::dummy'; did you mean 'morebar'?}} |
35 | if (moFoobin()) Double(7); // expected-error{{use of undeclared identifier 'moFoobin'}} |
36 | } |
37 | |
38 | void Alt() { |
39 | Cleck(); // expected-error{{use of undeclared identifier 'Cleck'; did you mean 'Check'?}} |
40 | } |
41 | |
42 | namespace N { |
43 | namespace inner { |
44 | class myvector { /* ... */ }; // expected-note{{'inner::myvector' declared here}} |
45 | } |
46 | |
47 | void f() { |
48 | myvector v; // expected-error{{unknown type name 'myvector'; did you mean 'inner::myvector'?}} |
49 | } |
50 | } |
51 | |
52 | namespace realstd { |
53 | inline namespace __1 { |
54 | class mylinkedlist { /* ... */ }; // expected-note 2 {{'realstd::mylinkedlist' declared here}} |
55 | } |
56 | |
57 | class linkedlist { /* ... */ }; |
58 | } |
59 | |
60 | void f() { |
61 | mylinkedlist v; // expected-error{{unknown type name 'mylinkedlist'; did you mean 'realstd::mylinkedlist'?}} |
62 | nylinkedlist w; // expected-error{{unknown type name 'nylinkedlist'; did you mean 'realstd::mylinkedlist'?}} |
63 | } |
64 | |
65 | // Test case from http://llvm.org/bugs/show_bug.cgi?id=10318 |
66 | namespace llvm { |
67 | template <typename T> class GraphWriter {}; // expected-note 3{{declared here}} |
68 | } |
69 | |
70 | struct S {}; |
71 | void bar() { |
72 | GraphWriter<S> x; //expected-error{{no template named 'GraphWriter'; did you mean 'llvm::GraphWriter'?}} |
73 | (void)new llvm::GraphWriter; // expected-error {{use of class template 'llvm::GraphWriter' requires template arguments}} |
74 | (void)new llvm::Graphwriter<S>; // expected-error {{no template named 'Graphwriter' in namespace 'llvm'; did you mean 'GraphWriter'?}} |
75 | } |
76 | |
77 | // If namespace prefixes and character edits have the same weight, correcting |
78 | // "fimish" to "N::famish" would have the same edit distance as correcting |
79 | // "fimish" to "Finish". The result would be no correction being suggested |
80 | // unless one of the corrections is given precedence (e.g. by filtering out |
81 | // suggestions with added namespace qualifiers). |
82 | namespace N { void famish(int); } |
83 | void Finish(int); // expected-note {{'Finish' declared here}} |
84 | void Start() { |
85 | fimish(7); // expected-error {{use of undeclared identifier 'fimish'; did you mean 'Finish'?}} |
86 | } |
87 | |
88 | // But just eliminating the corrections containing added namespace qualifiers |
89 | // won't work if both of the tied corrections have namespace qualifiers added. |
90 | namespace N { |
91 | void someCheck(int); // expected-note {{'N::someCheck' declared here}} |
92 | namespace O { void somechock(int); } |
93 | } |
94 | void confusing() { |
95 | somechick(7); // expected-error {{use of undeclared identifier 'somechick'; did you mean 'N::someCheck'?}} |
96 | } |
97 | |
98 | |
99 | class Message {}; |
100 | namespace extra { |
101 | namespace util { |
102 | namespace MessageUtils { |
103 | bool Equivalent(const Message&, const Message&); // expected-note {{'extra::util::MessageUtils::Equivalent' declared here}} \ |
104 | // expected-note {{'::extra::util::MessageUtils::Equivalent' declared here}} |
105 | } |
106 | } |
107 | } |
108 | namespace util { namespace MessageUtils {} } |
109 | bool nstest () { |
110 | Message a, b; |
111 | return util::MessageUtils::Equivalent(a, b); // expected-error {{no member named 'Equivalent' in namespace 'util::MessageUtils'; did you mean 'extra::util::MessageUtils::Equivalent'?}} |
112 | } |
113 | |
114 | namespace util { |
115 | namespace extra { |
116 | bool nstest () { |
117 | Message a, b; |
118 | return MessageUtils::Equivalent(a, b); // expected-error {{no member named 'Equivalent' in namespace 'util::MessageUtils'; did you mean '::extra::util::MessageUtils::Equivalent'?}} |
119 | } |
120 | } |
121 | } |
122 | |