[compiler-rt] asan_static x86-64: Support 64-bit ASAN_SHADOW_OFFSET_CONST (PR #75748)

[Brad Smith via llvm-commits]

brad0 wrote:

> I'll double check that it is exactly this commit, though.

I am building on 14.0 with ToT build of Clang and seeing the same errors.

https://github.com/llvm/llvm-project/pull/75748