[compiler-rt] [ASan][Windows] Fix memmove/memcpy interception on x64 (PR #192060)

[Hans Wennborg via llvm-commits]

zmodem wrote:

Thanks for working on this!

I tried this locally and get similar errors as the CI (e.g. the AddressSanitizer.ReallocTest failure), even though it seems the code is trying to address that.

https://github.com/llvm/llvm-project/pull/192060