On Mon, 26 Nov 2018 18:01:40, Corinna Vinschen wrote: > > On Nov 23 11:27, James E. King III wrote: [snip]
> > I found that a call to > > clock_gettime(CLOCK_MONOTONIC, ..) has a one-time initialization that > > is not thread-safe. If two threads call this at the same time, they > > will race. The results I am seeing are typically that one of the two > > callers get a timespec structure with zero values, and no error return > > code from the call. > > Thanks for the testcase, but I can't reproduce the problem, neither on > 32 bit nor on 64 bit. I tweaked your makefile to have a 100K loop I > started multiple times with differently optimzed code, but to no avail. I can, easily. (Windows 7, 64-bits. Unmodified Makefile.) Henri -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
