cxx11-stmt-attributes.cpp
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// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++11 %s
void foo(int i) {
[[unknown_attribute]] ; // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] { } // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] if (0) { } // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] for (;;); // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] do { // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] continue; // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
} while (0);
[[unknown_attribute]] while (0); // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] switch (i) { // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] case 0: // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] default: // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] break; // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
}
[[unknown_attribute]] goto here; // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] here: // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unknown_attribute]] try { // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
} catch (...) {
}
[[unknown_attribute]] return; // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
alignas(8) ; // expected-error {{'alignas' attribute cannot be applied to a statement}}
[[noreturn]] { } // expected-error {{'noreturn' attribute cannot be applied to a statement}}
[[noreturn]] if (0) { } // expected-error {{'noreturn' attribute cannot be applied to a statement}}
[[noreturn]] for (;;); // expected-error {{'noreturn' attribute cannot be applied to a statement}}
[[noreturn]] do { // expected-error {{'noreturn' attribute cannot be applied to a statement}}
[[unavailable]] continue; // expected-warning {{unknown attribute 'unavailable' ignored}}
} while (0);
[[unknown_attributqqq]] while (0); // expected-warning {{unknown attribute 'unknown_attributqqq' ignored}}
// TODO: remove 'qqq' part and enjoy 'empty loop body' warning here (DiagnoseEmptyLoopBody)
[[unknown_attribute]] while (0); // expected-warning {{unknown attribute 'unknown_attribute' ignored}}
[[unused]] switch (i) { // expected-warning {{unknown attribute 'unused' ignored}}
[[uuid]] case 0: // expected-warning {{unknown attribute 'uuid' ignored}}
[[visibility]] default: // expected-warning {{unknown attribute 'visibility' ignored}}
[[carries_dependency]] break; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
}
[[fastcall]] goto there; // expected-warning {{unknown attribute 'fastcall' ignored}}
[[noinline]] there: // expected-warning {{unknown attribute 'noinline' ignored}}
[[lock_returned]] try { // expected-warning {{unknown attribute 'lock_returned' ignored}}
} catch (...) {
}
[[weakref]] return; // expected-warning {{unknown attribute 'weakref' ignored}}
[[carries_dependency]] ; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] { } // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] if (0) { } // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] for (;;); // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] do { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] continue; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} ignored}}
} while (0);
[[carries_dependency]] while (0); // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] switch (i) { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}} ignored}}
[[carries_dependency]] case 0: // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] default: // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] break; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
}
[[carries_dependency]] goto here; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
[[carries_dependency]] try { // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
} catch (...) {
}
[[carries_dependency]] return; // expected-error {{'carries_dependency' attribute cannot be applied to a statement}}
{
[[ ]] // expected-error {{an attribute list cannot appear here}}
#pragma STDC FP_CONTRACT ON // expected-error {{can only appear at file scope or at the start of a compound statement}}
#pragma clang fp contract(fast) // expected-error {{can only appear at file scope or at the start of a compound statement}}
}
}