jeffrey young authored Jul 02, 2024 and Marge Bot committed Oct 22, 2024

This patch adds:

- the --optimistic-linking flag which binds unknown symbols in the
runtime linker to 0xDEADBEEF instead of exiting with failure

- The test T25240 which tests these flags using dead code in the FFI system.

- closes #25240

This patch is part of the upstreaming haskell.nix patches project.