[Bug libgomp/124620] [libgomp] Deadlock in omp_fulfill_event when called from unshackled thread without dependent tasks

[cq at smail dot nju.edu.cn]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124620

--- Comment #1 from Qian Cheng <cq at smail dot nju.edu.cn> ---
Created attachment 64009
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=64009&action=edit
Proposed fix: set BAR_TASK_PENDING in unshackled-thread path