https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62313
François Dumont <fdumont at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED Target Milestone|--- |5.0 --- Comment #13 from François Dumont <fdumont at gcc dot gnu.org> --- A number of additional locks have been added to make sure we do not modify an iterator while the list of iterators might be checked through another thread.