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| // RUN: %clang_cc1 -fsyntax-only -verify -Wno-c++11-extensions %s
namespace fizbin { class Foobar {}; } // expected-note 2 {{'fizbin::Foobar' declared here}} \
// expected-note {{'Foobar' declared here}}
Foobar *my_bar // expected-error{{unknown type name 'Foobar'; did you mean 'fizbin::Foobar'?}}
= new Foobar; // expected-error{{unknown type name 'Foobar'; did you mean 'fizbin::Foobar'?}}
fizbin::Foobar *my_foo = new fizbin::FooBar; // expected-error{{no type named 'FooBar' in namespace 'fizbin'; did you mean 'Foobar'?}}
namespace barstool { int toFoobar() { return 1; } } // expected-note 3 {{'barstool::toFoobar' declared here}}
int Double(int x) { return x + x; }
void empty() {
Double(toFoobar()); // expected-error{{use of undeclared identifier 'toFoobar'; did you mean 'barstool::toFoobar'?}}
}
namespace fizbin {
namespace baztool { bool toFoobar() { return true; } } // expected-note{{'fizbin::baztool' declared here}}
namespace nested { bool moreFoobar() { return true; } } // expected-note{{'fizbin::nested::moreFoobar' declared here}}
namespace nested { bool lessFoobar() { return true; } } // expected-note{{'fizbin::nested' declared here}} \
// expected-note{{'fizbin::nested::lessFoobar' declared here}}
class dummy { // expected-note 2 {{'fizbin::dummy' declared here}}
public:
static bool morebar() { return false; } // expected-note{{'morebar' declared here}}
};
}
void Check() { // expected-note{{'Check' declared here}}
if (toFoobar()) Double(7); // expected-error{{use of undeclared identifier 'toFoobar'; did you mean 'barstool::toFoobar'?}}
if (noFoobar()) Double(7); // expected-error{{use of undeclared identifier 'noFoobar'; did you mean 'barstool::toFoobar'?}}
if (moreFoobar()) Double(7); // expected-error{{use of undeclared identifier 'moreFoobar'; did you mean 'fizbin::nested::moreFoobar'}}
if (lessFoobar()) Double(7); // expected-error{{use of undeclared identifier 'lessFoobar'; did you mean 'fizbin::nested::lessFoobar'?}}
if (baztool::toFoobar()) Double(7); // expected-error{{use of undeclared identifier 'baztool'; did you mean 'fizbin::baztool'?}}
if (nested::moreFoobar()) Double(7); // expected-error{{use of undeclared identifier 'nested'; did you mean 'fizbin::nested'?}}
if (dummy::morebar()) Double(7); // expected-error{{use of undeclared identifier 'dummy'; did you mean 'fizbin::dummy'?}}
if (dummy::mrebar()) Double(7); // expected-error{{use of undeclared identifier 'dummy'; did you mean 'fizbin::dummy'?}} \
// expected-error{{no member named 'mrebar' in 'fizbin::dummy'; did you mean 'morebar'?}}
if (moFoobin()) Double(7); // expected-error{{use of undeclared identifier 'moFoobin'}}
}
void Alt() {
Cleck(); // expected-error{{use of undeclared identifier 'Cleck'; did you mean 'Check'?}}
}
namespace N {
namespace inner {
class myvector { /* ... */ }; // expected-note{{'inner::myvector' declared here}}
}
void f() {
myvector v; // expected-error{{unknown type name 'myvector'; did you mean 'inner::myvector'?}}
}
}
namespace realstd {
inline namespace __1 {
class mylinkedlist { /* ... */ }; // expected-note 2 {{'realstd::mylinkedlist' declared here}}
}
class linkedlist { /* ... */ };
}
void f() {
mylinkedlist v; // expected-error{{unknown type name 'mylinkedlist'; did you mean 'realstd::mylinkedlist'?}}
nylinkedlist w; // expected-error{{unknown type name 'nylinkedlist'; did you mean 'realstd::mylinkedlist'?}}
}
// Test case from http://llvm.org/bugs/show_bug.cgi?id=10318
namespace llvm {
template <typename T> class GraphWriter {}; // expected-note 3{{declared here}}
}
struct S {};
void bar() {
GraphWriter<S> x; //expected-error{{no template named 'GraphWriter'; did you mean 'llvm::GraphWriter'?}}
(void)new llvm::GraphWriter; // expected-error {{use of class template 'llvm::GraphWriter' requires template arguments}}
(void)new llvm::Graphwriter<S>; // expected-error {{no template named 'Graphwriter' in namespace 'llvm'; did you mean 'GraphWriter'?}}
}
// If namespace prefixes and character edits have the same weight, correcting
// "fimish" to "N::famish" would have the same edit distance as correcting
// "fimish" to "Finish". The result would be no correction being suggested
// unless one of the corrections is given precedence (e.g. by filtering out
// suggestions with added namespace qualifiers).
namespace N { void famish(int); }
void Finish(int); // expected-note {{'Finish' declared here}}
void Start() {
fimish(7); // expected-error {{use of undeclared identifier 'fimish'; did you mean 'Finish'?}}
}
// But just eliminating the corrections containing added namespace qualifiers
// won't work if both of the tied corrections have namespace qualifiers added.
namespace N {
void someCheck(int); // expected-note {{'N::someCheck' declared here}}
namespace O { void somechock(int); }
}
void confusing() {
somechick(7); // expected-error {{use of undeclared identifier 'somechick'; did you mean 'N::someCheck'?}}
}
class Message {};
namespace extra {
namespace util {
namespace MessageUtils {
bool Equivalent(const Message&, const Message&); // expected-note {{'extra::util::MessageUtils::Equivalent' declared here}} \
// expected-note {{'::extra::util::MessageUtils::Equivalent' declared here}}
}
}
}
namespace util { namespace MessageUtils {} }
bool nstest () {
Message a, b;
return util::MessageUtils::Equivalent(a, b); // expected-error {{no member named 'Equivalent' in namespace 'util::MessageUtils'; did you mean 'extra::util::MessageUtils::Equivalent'?}}
}
namespace util {
namespace extra {
bool nstest () {
Message a, b;
return MessageUtils::Equivalent(a, b); // expected-error {{no member named 'Equivalent' in namespace 'util::MessageUtils'; did you mean '::extra::util::MessageUtils::Equivalent'?}}
}
}
}
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