Snippets for 4ti2 1.6.15 from Nix aarch64-darwin

Sourced from https://hydra.nixos.org/log/yg3k5cqpl75s09yn4vml4h4mwa7pl80i-4ti2-1.6.15.drv.

• ppi.cpp:95:12: warning: first argument in call to 'memcpy' is a pointer to non-trivially copyable type 'VectorAux' [-Wnontrivial-memcall]
     95 |     memcpy(this, &aux, sizeof(VectorAux) -4 + 1 + aux.Length());
        |            ^
  

• ppi.cpp:121:9: warning: first argument in call to 'memcpy' is a pointer to non-trivially copyable type 'VectorAux' [-Wnontrivial-memcall]
    121 |         memcpy(aux, v.aux, sizeof(VectorAux) -4 + 1 + v.aux->Length());
        |                ^