llvm-project/clang/test/SemaTemplate/instantiate-expr-5.cpp

49 lines
1.0 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
template <class A> int x(A x) { return x++; }
int y() { return x<int>(1); }
namespace PR5880 {
template<typename T>
struct A {
static const int a = __builtin_offsetof(T, a.array[5].m); // expected-error{{no member named 'a' in 'HasM'}}
};
struct HasM {
float m;
};
struct ArrayOfHasM {
HasM array[10];
};
struct B { ArrayOfHasM a; };
A<B> x;
A<HasM> x2; // expected-note{{in instantiation of}}
template<typename T>
struct AnonymousUnion {
union {
int i;
float f;
};
};
template<typename T>
void test_anon_union() {
int array1[__builtin_offsetof(AnonymousUnion<T>, f) == 0? 1 : -1];
int array2[__builtin_offsetof(AnonymousUnion<int>, f) == 0? 1 : -1];
}
template void test_anon_union<int>();
}
namespace AddrOfClassMember {
template <typename T> struct S {
int n;
static void f() {
+T::n; // expected-error {{invalid use of member}}
}
};
void g() { S<S<int> >::f(); } // expected-note {{in instantiation of}}
}