46#pragma GCC system_header
50namespace std _GLIBCXX_VISIBILITY(default)
52_GLIBCXX_BEGIN_NAMESPACE_VERSION
68 class allocator<void>;
70#if __cplusplus >= 201103L
72 template<
typename,
typename>
81_GLIBCXX_END_NAMESPACE_VERSION
ISO C++ entities toplevel namespace is std.
Uniform interface to all allocator types.
Declare uses_allocator so it can be specialized in <queue> etc.