http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59302
Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |Joost.VandeVondele at mat dot ethz | |.ch --- Comment #2 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> --- (In reply to Kostya Serebryany from comment #1) > This isn't expected to happen and so we did not write a better warning > message. > We may be able to fix it, but the underlying problem is in your tests: > it has a race that tsan is trying to report and which is suppressed > (probably because a similar races was reported before). > > How many race reports do you see before tsan crashes? > Did you suppress any of those? yes, I have a suppression in place to workaround PR59194. As it is an atomic update in a hot loop, it will be triggered millions of times.