[libc-commits] [libc] [libc] Use generic/builtin.h for Emscripten in memory utils (PR #177474)

[Joseph Huber via libc-commits]

https://github.com/jhuber6 approved this pull request.

I'm assuming you've verified that `__builtin_memmove` and similar do not emit libcalls in their implementation? Should be fine.

https://github.com/llvm/llvm-project/pull/177474