| 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 | |