1 // RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++11 %s 2 3 void foo(int i) { 4 5 [[unknown_attribute]] ; // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 6 [[unknown_attribute]] { } // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 7 [[unknown_attribute]] if (0) { } // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 8 [[unknown_attribute]] for (;;); // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 9 [[unknown_attribute]] do { // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 10 [[unknown_attribute]] continue; // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 11 } while (0); 12 [[unknown_attribute]] while (0); // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 13 14 [[unknown_attribute]] switch (i) { // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 15 [[unknown_attribute]] case 0: // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 16 [[unknown_attribute]] default: // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 17 [[unknown_attribute]] break; // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 18 } 19 20 [[unknown_attribute]] goto here; // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 21 [[unknown_attribute]] here: // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 22 23 [[unknown_attribute]] try { // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 24 } catch (...) { 25 } 26 27 [[unknown_attribute]] return; // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 28 29 30 alignas(8) ; // expected-error {{'alignas' attribute cannot be applied to a statement}} 31 [[noreturn]] { } // expected-error {{'noreturn' attribute cannot be applied to a statement}} 32 [[noreturn]] if (0) { } // expected-error {{'noreturn' attribute cannot be applied to a statement}} 33 [[noreturn]] for (;;); // expected-error {{'noreturn' attribute cannot be applied to a statement}} 34 [[noreturn]] do { // expected-error {{'noreturn' attribute cannot be applied to a statement}} 35 [[unavailable]] continue; // expected-warning {{unknown attribute 'unavailable' ignored}} 36 } while (0); 37 [[unknown_attributqqq]] while (0); // expected-warning {{unknown attribute 'unknown_attributqqq' ignored}} 38 // TODO: remove 'qqq' part and enjoy 'empty loop body' warning here (DiagnoseEmptyLoopBody) 39 40 [[unknown_attribute]] while (0); // expected-warning {{unknown attribute 'unknown_attribute' ignored}} 41 42 [[unused]] switch (i) { // expected-warning {{unknown attribute 'unused' ignored}} 43 [[uuid]] case 0: // expected-warning {{unknown attribute 'uuid' ignored}} 44 [[visibility]] default: // expected-warning {{unknown attribute 'visibility' ignored}} 45 [[carries_dependency]] break; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 46 } 47 48 [[fastcall]] goto there; // expected-warning {{unknown attribute 'fastcall' ignored}} 49 [[noinline]] there: // expected-warning {{unknown attribute 'noinline' ignored}} 50 51 [[lock_returned]] try { // expected-warning {{unknown attribute 'lock_returned' ignored}} 52 } catch (...) { 53 } 54 55 [[weakref]] return; // expected-warning {{unknown attribute 'weakref' ignored}} 56 57 [[carries_dependency]] ; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 58 [[carries_dependency]] { } // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 59 [[carries_dependency]] if (0) { } // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 60 [[carries_dependency]] for (;;); // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 61 [[carries_dependency]] do { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 62 [[carries_dependency]] continue; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} ignored}} 63 } while (0); 64 [[carries_dependency]] while (0); // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 65 66 [[carries_dependency]] switch (i) { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} ignored}} 67 [[carries_dependency]] case 0: // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 68 [[carries_dependency]] default: // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 69 [[carries_dependency]] break; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 70 } 71 72 [[carries_dependency]] goto here; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 73 74 [[carries_dependency]] try { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 75 } catch (...) { 76 } 77 78 [[carries_dependency]] return; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} 79 80 { 81 [[ ]] // expected-error {{an attribute list cannot appear here}} 82 #pragma STDC FP_CONTRACT ON // expected-error {{can only appear at file scope or at the start of a compound statement}} 83 } 84 } 85
