Ensure TLS destructors run before thread joins in SGX#84409

Merged

bors merged 3 commits intorust-lang:masterfrom

mzohreva:mz/tls-dtors-before-join

May 7, 2021

Commits on Apr 21, 2021

Ensure TLS destructors run before thread joins in SGX
mzohreva
committed

Commits on Apr 29, 2021

Use atomics in join_orders_after_tls_destructors test
mzohreva
committed

Commits on May 6, 2021

join_orders_after_tls_destructors: ensure thread 2 is launched before thread 1 enters TLS destructors
mzohreva
committed