id summary reporter owner description type status milestone component version severity resolution keywords cc 10162 ASIO's spawn should accept a stack allocator parameter vdavid@… chris_kohlhoff "It is possible to pass coroutine attributes to ""spawn"", but not stack allocators. Stack allocators are for the moment the only way to have valgrind-aware stacks. Without it, it is nearly impossible to use valgrind as soon as you have a coroutine. So it is quite critical." Feature Requests new To Be Determined asio Boost 1.55.0 Problem coroutine, stack, valgrind