Flex version is incorrect in HACKING
Flex from version 2.6
removed deprecated 'register' storage class specifier since clang complains about it and inhibits building spot (option -Wdeprecated-register)
HACKING should be updated consequently
Flex from version 2.6
removed deprecated 'register' storage class specifier since clang complains about it and inhibits building spot (option -Wdeprecated-register)
HACKING should be updated consequently