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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
//
// This test checks that a deprecated attribute on an alias
// template triggers a warning diagnostic when it is used.
template <typename T>
struct NoAttr {
void foo() {}
};
// expected-note@+2 7{{'UsingWithAttr' has been explicitly marked deprecated here}}
template <typename T>
using UsingWithAttr __attribute__((deprecated)) = NoAttr<T>;
// expected-note@+1 {{'UsingInstWithAttr' has been explicitly marked deprecated here}}
using UsingInstWithAttr __attribute__((deprecated)) = NoAttr<int>;
// expected-note@+1 {{'TDWithAttr' has been explicitly marked deprecated here}}
typedef NoAttr<int> TDWithAttr __attribute__((deprecated));
// expected-warning@+1 {{'UsingWithAttr' is deprecated}}
typedef UsingWithAttr<int> TDUsingWithAttr;
typedef NoAttr<int> TDNoAttr;
// expected-note@+1 {{'UsingTDWithAttr' has been explicitly marked deprecated here}}
using UsingTDWithAttr __attribute__((deprecated)) = TDNoAttr;
struct S {
NoAttr<float> f1;
// expected-warning@+1 {{'UsingWithAttr' is deprecated}}
UsingWithAttr<float> f2;
};
// expected-warning@+1 {{'UsingWithAttr' is deprecated}}
void foo(NoAttr<short> s1, UsingWithAttr<short> s2) {
}
// expected-note@+2 {{'UsingWithCPPAttr' has been explicitly marked deprecated here}}
template <typename T>
using UsingWithCPPAttr [[deprecated]] = NoAttr<T>;
// expected-note@+1 {{'UsingInstWithCPPAttr' has been explicitly marked deprecated here}}
using UsingInstWithCPPAttr [[deprecated("Do not use this")]] = NoAttr<int>;
void bar() {
NoAttr<int> obj; // Okay
// expected-warning@+2 {{'UsingWithAttr' is deprecated}}
// expected-note@+1 {{in instantiation of template type alias 'UsingWithAttr' requested here}}
UsingWithAttr<int> objUsingWA;
// expected-warning@+2 {{'UsingWithAttr' is deprecated}}
// expected-note@+1 {{in instantiation of template type alias 'UsingWithAttr' requested here}}
NoAttr<UsingWithAttr<int>> s;
// expected-note@+1 {{'DepInt' has been explicitly marked deprecated here}}
using DepInt [[deprecated]] = int;
// expected-warning@+3 {{'UsingWithAttr' is deprecated}}
// expected-warning@+2 {{'DepInt' is deprecated}}
// expected-note@+1 {{in instantiation of template type alias 'UsingWithAttr' requested here}}
using X = UsingWithAttr<DepInt>;
// expected-warning@+2 {{'UsingWithAttr' is deprecated}}
// expected-note@+1 {{in instantiation of template type alias 'UsingWithAttr' requested here}}
UsingWithAttr<int>().foo();
// expected-warning@+1 {{'UsingInstWithAttr' is deprecated}}
UsingInstWithAttr objUIWA;
// expected-warning@+1 {{'TDWithAttr' is deprecated}}
TDWithAttr objTDWA;
// expected-warning@+1 {{'UsingTDWithAttr' is deprecated}}
UsingTDWithAttr objUTDWA;
// expected-warning@+2 {{'UsingWithCPPAttr' is deprecated}}
// expected-note@+1 {{in instantiation of template type alias 'UsingWithCPPAttr' requested here}}
UsingWithCPPAttr<int> objUsingWCPPA;
// expected-warning@+1 {{'UsingInstWithCPPAttr' is deprecated: Do not use this}}
UsingInstWithCPPAttr objUICPPWA;
}
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