On 05/28/2018 11:40 AM, Luc Van Oostenryck wrote: > By default, sparse assumes a 64bit machine when compiled on x86-64 > and 32bit when compiled on anything else. > > This can of course create all sort of problems, like issuing false > warnings like: 'shift too big (32) for type unsigned long', or > worse, to not emit legitimate warnings. > > Fix this by passing to sparse the appropriate -m32/-m64 flag
$ ${CROSS_COMPILE}gcc -E -dM - < /dev/null | grep __SIZEOF_LONG__ #define __SIZEOF_LONG__ 8 You can ask the compiler, you don't need to redundantly add this to every architecture's Makefile. Rob