http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59410
--- Comment #13 from Dmitry Vyukov <dvyukov at google dot com> --- And what if you enable randomization? > Have any attempt for saner tsan shadow memory mapping be done in the last > year? No, there were no such attempts. But, yes, it would be nice if tsan supports no-ASRL/no-PIE/COMPAT mappings.