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General utilities library

B.14 General utilities library

Describes implementation-defined aspects of the Arm® C++ compiler and C++ library relating to the general utilities library, as required by the ISO C++ Standard.

Return value of std::get_pointer_safety (20.7.4).
This function always returns std::pointer_safety::relaxed.
Support for over-aligned types by the allocator (
The allocator does not support over-aligned types.
Support for over-aligned types by get_temporary_buffer (20.7.11).
Function std::get_temporary_buffer does not support over-aligned types.
Returned value of std::bad_weak_ptr::what (
The returned value is bad_weak_ptr.
Exception type when the constructor of std::shared_ptr fails (
std::bad_alloc is the only exception that the std::shared_ptr constructor throws that receives a pointer.
Placeholder types (
Placeholder types, such as std::placeholders::_1, are not CopyAssignable.
Over-aligned types and type traits std::aligned_storage and std::aligned_union (
These two traits support over-aligned types.
Conversion between time_t and time_point (
The values are truncated in either case.
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