33
Thread support library
[thread]
33.3
Threads
[thread.threads]
33.3.2
Class
thread
[thread.thread.class]
33.3.2.6
thread
static members
[thread.thread.static]
unsigned hardware_concurrency() noexcept;
1
#
Returns:
The number of hardware thread contexts
.
[
Note
:
This value should only be considered to be a hint
.
—
end note
]
If this value is not computable or well defined an implementation should return 0
.