Hide niches under UnsafeCell#68491

Merged

bors merged 4 commits intorust-lang:masterfrom

pnkfelix:hide-niches-under-unsafe-cell

Feb 11, 2020

Commits on Feb 10, 2020

Add `#[repr(no_niche)]`.
pnkfelix
committed
tests for `#[repr(no_niche)]`.
pnkfelix
committed
Add `repr(no_niche)` to `UnsafeCell`. Fix #68303.
pnkfelix
committed
Fix SGX RWLock representation for UnsafeCell niche fix

Jethro Beekman
authored and
pnkfelix
committed