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150
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1 // RUN: %clang_cc1 -fsyntax-only -verify %s
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2
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3 class c {
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4 virtual void f1(const char* a, ...)
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5 __attribute__ (( __format__(__printf__,2,3) )) = 0;
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6 virtual void f2(const char* a, ...)
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7 __attribute__ (( __format__(__printf__,2,3) )) {}
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8 };
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9
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10 template <typename T> class X {
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11 template <typename S> void X<S>::f() __attribute__((locks_excluded())); // expected-error{{nested name specifier 'X<S>::' for declaration does not refer into a class, class template or class template partial specialization}} \
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12 // expected-warning{{attribute locks_excluded ignored, because it is not attached to a declaration}}
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13 };
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14
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15 namespace PR17666 {
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16 const int A = 1;
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17 typedef int __attribute__((__aligned__(A))) T1;
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18 int check1[__alignof__(T1) == 1 ? 1 : -1];
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19
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20 typedef int __attribute__((aligned(int(1)))) T1;
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21 typedef int __attribute__((aligned(int))) T2; // expected-error {{expected '(' for function-style cast}}
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22 }
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23
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24 __attribute((typename)) int x; // expected-warning {{unknown attribute 'typename' ignored}}
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173
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25
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26 void fn() {
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27 void (*__attribute__((attr)) fn_ptr)() = &fn; // expected-warning{{unknown attribute 'attr' ignored}}
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28 void (*__attribute__((attrA)) *__attribute__((attrB)) fn_ptr_ptr)() = &fn_ptr; // expected-warning{{unknown attribute 'attrA' ignored}} expected-warning{{unknown attribute 'attrB' ignored}}
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29
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30 void (&__attribute__((attr)) fn_lref)() = fn; // expected-warning{{unknown attribute 'attr' ignored}}
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31 void (&&__attribute__((attr)) fn_rref)() = fn; // expected-warning{{unknown attribute 'attr' ignored}}
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32
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33 int i[5];
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34 int (*__attribute__((attr(i[1]))) pi); // expected-warning{{unknown attribute 'attr' ignored}}
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35 pi = &i[0];
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36 }
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221
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37
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38 [[deprecated([""])]] int WrongArgs; // expected-error {{expected variable name or 'this' in lambda capture list}}
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39 [[,,,,,]] int Commas1; // ok
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40 [[,, maybe_unused]] int Commas2; // ok
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41 [[maybe_unused,,,]] int Commas3; // ok
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42 [[,,maybe_unused,]] int Commas4; // ok
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43 [[foo bar]] int NoComma; // expected-error {{expected ','}} \
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44 // expected-warning {{unknown attribute 'foo' ignored}}
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