Snippets for clpeak 2.0.13 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/bw8zaacf1v87x6fnkdgqiam2s3x3xvj9-clpeak-2.0.13.drv.

• /build/source/src/common/options.cpp:294:13: warning: 'bool parseIndexList(const char*, std::vector<int>&)' defined but not used [-Wunused-function]
    294 | static bool parseIndexList(const char *arg, std::vector<int> &out)
        |             ^~~~~~~~~~~~~~