If there's no TLS key just yet, then there's nothing to unsafely borrow, so continue returning None. This prevents causing the runtime to abort itself when logging before the runtime is fully initialized. Closes #9487 r? @brson
If there's no TLS key just yet, then there's nothing to unsafely borrow, so continue returning None. This prevents causing the runtime to abort itself when logging before the runtime is fully initialized. Closes #9487 r? @brson