[llvm-branch-commits] [llvm] [Hashing] Use a non-deterministic seed if LLVM_ENABLE_ABI_BREAKING_CHECKS (PR #96282)

[Eli Friedman via llvm-branch-commits]

https://github.com/efriedma-quic commented:

I think I'm happier restricting the non-determinism to +Asserts for now, at least as an incremental step.

> Due to Avalanche effects, even a few ASLR bits are sufficient to cover many different scenarios and expose latent bugs.

On Windows specifically, I'm less concerned about the total number of bits, and more concerned that ASLR isn't randomized for each run of an executable.

https://github.com/llvm/llvm-project/pull/96282