Snippets for strawberry 1.2.28 from Fedora ppc64le

Sourced from https://kojipkgs.fedoraproject.org/packages/strawberry/1.2.28/1.fc46/data/logs/ppc64le/build.log.

• /usr/include/boost/multi_index/detail/bucket_array.hpp:165:59: warning: ‘__builtin_memset’ specified bound 18446744073709551608 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
    165 |     for(base_pointer x=begin(),y=end();x!=y;++x)x->prior()=pointer(0);
        |                                                           ^