Where is latest nvcc release note(cuda 11.7)

hello,i want to know what dose the nvcc update in cuda11.7.0, however i did not found the summery of the release note in NVCC :: CUDA Toolkit Documentation. So where can i get release note of only nvcc?
thanks for reply.

in cud11.7 release note, it says Grid private constants
, Release Notes :: CUDA Toolkit Documentation, what does this means?