[Bug sanitizer/68580] FAIL: c-c++-common/tsan/pr65400-1.c -O0 execution test

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68580

--- Comment #9 from vries at gcc dot gnu.org ---
Created attachment 37675
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37675&action=edit
tentative patch