When compiling for i686-linux, 10.1.8 gives errors like mariadb-10.1.8/storage/xtradb/fil/fil0pagecompress.cc:280:94: error: invalid conversion from 'ulint* {aka long unsigned int*}' to 'size_t* {aka unsigned int*}' [-fpermissive] That's a regression in comparison with 10.0.21 (for example).
You can inspect a full build log on http://hydra.nixos.org/build/26786301/nixlog/1/raw
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