44 #define _MEMORYFWD_H 1 46 #pragma GCC system_header 50 namespace std _GLIBCXX_VISIBILITY(default)
52 _GLIBCXX_BEGIN_NAMESPACE_VERSION
67 class allocator<void>;
70 template<
typename,
typename>
75 _GLIBCXX_END_NAMESPACE_VERSION
Declare uses_allocator so it can be specialized in <queue> etc.
ISO C++ entities toplevel namespace is std.