test/SemaCXX/cxx2a-no-unique-address.cpp


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// RUN: %clang_cc1 -std=c++2a %s -verify -triple x86_64-linux-gnu
// RUN: %clang_cc1 -std=c++2a %s -verify=unsupported -triple x86_64-windows

[[no_unique_address]] int a; // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
[[no_unique_address]] void f(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
struct [[no_unique_address]] S { // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
  [[no_unique_address]] int a; // unsupported-warning {{unknown}}
  [[no_unique_address]] void f(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
  [[no_unique_address]] static int sa;// expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
  [[no_unique_address]] static void sf(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}
  [[no_unique_address]] int b : 3; // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}

  [[no_unique_address, no_unique_address]] int duplicated; // expected-error {{cannot appear multiple times}}
  // unsupported-error@-1 {{cannot appear multiple times}} unsupported-warning@-1 2{{unknown}}
  [[no_unique_address]] [[no_unique_address]] int duplicated2; // unsupported-warning 2{{unknown}}
  [[no_unique_address()]] int arglist; // expected-error {{cannot have an argument list}} unsupported-warning {{unknown}}

  int [[no_unique_address]] c; // expected-error {{cannot be applied to types}} unsupported-error {{cannot be applied to types}}
};