// PR c++/6331// Bug: we were generating a badly cv-qualified ARRAY_TYPE in the// synthesized copy constructor for A, which then became the canonical// version, confusing later uses.struct A {  virtual ~A();  const float* f();  float fa[3];};struct B {  B(const A& ai) : a (ai) {}  A a;};void g (const float pos[3]);extern A& a;void h(){  g (a.f());}