15   template<typename T> struct allocator {  struct
26   std::allocator<int> alloc;  in alloc_via_std_allocator()
33 template<> struct std::allocator<void()> {  struct in std
36 constexpr void *fn = std::allocator<void()>().allocate(); // expected-error {{constant expression}}…  argument
39 template<> struct std::allocator<Incomplete> {  struct in std
42 constexpr void *incomplete = std::allocator<Incomplete>().allocate(); // expected-error {{constant …  argument
46 template<> struct std::allocator<WrongSize> {  struct in std
49 constexpr void *wrong_size = std::allocator<WrongSize>().allocate(); // expected-error {{constant e…  argument
61     p = std::allocator<int>().allocate(1);  in mismatched()
72     std::allocator<int>().deallocate(p); // expected-note 2{{in call}}  in mismatched()
83 constexpr int *escape = std::allocator<int>().allocate(3); // expected-error {{constant expression}…
84 constexpr int leak = (std::allocator<int>().allocate(3), 0); // expected-error {{constant expressio…
85 constexpr int no_lifetime_start = (*std::allocator<int>().allocate(1) = 1); // expected-error {{con…
86 constexpr int no_deallocate_nullptr = (std::allocator<int>().deallocate(nullptr), 1); // expected-e…
88 constexpr int no_deallocate_nonalloc = (std::allocator<int>().deallocate((int*)&no_deallocate_nonal…
116   int *p = std::allocator<int>().allocate(3);  in call_std_construct_at()
121   std::allocator<int>().deallocate(p);  in call_std_construct_at()
207     std::allocator<A> alloc;  in h()