gcc/testsuite/g++.dg/warn/Wignored-attributes-2.C

// PR c++/69884
// { dg-do compile }
// { dg-options "-Wno-ignored-attributes" }

typedef float __m128 __attribute__((__vector_size__(16), __may_alias__));
template <typename> struct A;
template <> struct A<__m128>;