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1 // RUN: %clang_cc1 -fsyntax-only -verify %s
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2
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3 template <class A> int x(A x) { return x++; }
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4 int y() { return x<int>(1); }
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5
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6 namespace PR5880 {
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7 template<typename T>
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8 struct A {
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9 static const int a = __builtin_offsetof(T, a.array[5].m); // expected-error{{no member named 'a' in 'HasM'}}
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10 };
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11 struct HasM {
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12 float m;
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13 };
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14
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15 struct ArrayOfHasM {
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16 HasM array[10];
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17 };
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18
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19 struct B { ArrayOfHasM a; };
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20 A<B> x;
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21 A<HasM> x2; // expected-note{{in instantiation of}}
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22
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23 template<typename T>
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24 struct AnonymousUnion {
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25 union {
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26 int i;
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27 float f;
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28 };
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29 };
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30
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31 template<typename T>
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32 void test_anon_union() {
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33 int array1[__builtin_offsetof(AnonymousUnion<T>, f) == 0? 1 : -1];
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34 int array2[__builtin_offsetof(AnonymousUnion<int>, f) == 0? 1 : -1];
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35 }
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36
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37 template void test_anon_union<int>();
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38 }
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39
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40 namespace AddrOfClassMember {
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41 template <typename T> struct S {
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42 int n;
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43 static void f() {
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44 +T::n; // expected-error {{invalid use of member}}
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45 }
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46 };
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47 void g() { S<S<int> >::f(); } // expected-note {{in instantiation of}}
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48 }
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