46 lines · cpp
1// RUN: %clang_cc1 -std=c++2a %s -verify=unsupported -triple x86_64-linux-gnu2// RUN: %clang_cc1 -std=c++2a %s -verify -triple x86_64-windows -fms-compatibility3// RUN: %clang_cc1 -std=c++2a %s -verify -triple x86_64-uefi -fms-compatibility4 5[[msvc::no_unique_address]] int a; // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}6[[msvc::no_unique_address]] void f(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}7struct [[msvc::no_unique_address]] S { // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}8 [[msvc::no_unique_address]] int a; // unsupported-warning {{unknown}}9 [[msvc::no_unique_address]] void f(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}10 [[msvc::no_unique_address]] static int sa;// expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}11 [[msvc::no_unique_address]] static void sf(); // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}12 [[msvc::no_unique_address]] int b : 3; // expected-error {{only applies to non-bit-field non-static data members}} unsupported-warning {{unknown}}13 14 [[msvc::no_unique_address, msvc::no_unique_address]] int duplicated; // ok15 // unsupported-warning@-1 2{{unknown}}16 [[msvc::no_unique_address]] [[msvc::no_unique_address]] int duplicated2; // unsupported-warning 2{{unknown}}17 [[msvc::no_unique_address()]] int arglist; // expected-error {{cannot have an argument list}} unsupported-warning {{unknown}}18 19 int [[msvc::no_unique_address]] c; // expected-error {{cannot be applied to types}} unsupported-error {{cannot be applied to types}}20};21 22struct CStructNoUniqueAddress {23 int one;24 [[no_unique_address]] int two;25 // expected-warning@-1 {{unknown attribute 'no_unique_address' ignored}}26};27 28struct CStructMSVCNoUniqueAddress {29 int one;30 [[msvc::no_unique_address]] int two;31 // unsupported-warning@-1 {{unknown attribute 'msvc::no_unique_address' ignored}}32};33 34struct CStructMSVCNoUniqueAddress2 {35 int one;36 [[msvc::no_unique_address]] int two;37 // unsupported-warning@-1 {{unknown attribute 'msvc::no_unique_address' ignored}}38};39 40static_assert(__has_cpp_attribute(no_unique_address) == 0);41// unsupported-error@-1 {{static assertion failed due to requirement '201803L == 0'}}42static_assert(!__is_layout_compatible(CStructNoUniqueAddress, CStructMSVCNoUniqueAddress), "");43static_assert(__is_layout_compatible(CStructMSVCNoUniqueAddress, CStructMSVCNoUniqueAddress), "");44static_assert(!__is_layout_compatible(CStructMSVCNoUniqueAddress, CStructMSVCNoUniqueAddress2), "");45// unsupported-error@-1 {{static assertion failed due to requirement '!__is_layout_compatible(CStructMSVCNoUniqueAddress, CStructMSVCNoUniqueAddress2)':}}46