[libcxx-commits] [libcxx] [libc++] Use __integer_pack to implement integer_sequence on GCC (PR #82983)

[Mark de Wever via libcxx-commits]

mordante wrote:

Please add a description why this change is done. I assume it's because GCC now supports it, but that is a guess.

https://github.com/llvm/llvm-project/pull/82983