You signed in with another tab or window. Reload to refresh your session.You signed out in another tab or window. Reload to refresh your session.You switched accounts on another tab or window. Reload to refresh your session.Dismiss alert
r357413 changes a invocation of "QueryPerformanceCounter" to instead call "QueryPerformanceFrequency" (note Counter vs. Frequency). Seems like a mistake?
r357413 changes a invocation of "QueryPerformanceCounter" to instead call
"QueryPerformanceFrequency" (note Counter vs. Frequency). Seems like a
mistake?
Extended Description
Method implementation is:
And seems like there is a race condition on
freq
andinitialized
variables ifsteady_clock::now
has never been called before new threads creation.Possible fixes are:
use thread local storage for
freq
andinitialized
, but there might be some problems on Windows XP:https://reverseengineering.stackexchange.com/questions/14171/thread-local-storage-access-on-windows-xp
use
std::call_once
guard, but it is slightly slower than thread local due to atomic access.The text was updated successfully, but these errors were encountered: