gcc/gcc/testsuite/g++.dg/ext/tmplattr3.C

43 lines
942 B
C

// PR c++/17743
template<typename T>
struct X {
typedef char layout_type[sizeof(T)]
__attribute ((aligned(__alignof(double))));
layout_type data;
};
template<typename T>
struct Y {
typedef char layout_type[sizeof(T)]
__attribute ((aligned(__alignof(T))));
layout_type data;
};
template<typename T>
struct Z {
typedef char layout_type[sizeof(T)]
__attribute ((aligned(__alignof(T))));
struct Z2 {
layout_type data;
} in;
};
template<typename T>
struct A;
template <typename T>
struct A<T*> {
typedef char layout_type[sizeof(T)]
__attribute ((aligned(__alignof(T))));
layout_type data;
};
template<bool> struct StaticAssert;
template<> struct StaticAssert<true> {};
StaticAssert<__alignof(X<double>) == __alignof(double)> d1;
StaticAssert<__alignof(Y<double>) == __alignof(double)> d2;
StaticAssert<__alignof(Z<double>) == __alignof(double)> d3;
StaticAssert<__alignof(A<double*>) == __alignof(double)> d4;