The series continue.

Creating a co_await awaitable signal that can be awaited multiple times, part 4

by Raymond Chen

From the article:

Last time, we created an awaitable signal that can be awaited multiple times, operating entirely in user mode. However, it did perform memory allocations, and that could result in low-memory exceptions. Furthermore, it used a std::vector, and pushing a value onto the vector could take a long time if the vector needs to be reallocated...