What if your array is never going to be larger than, say, UINT8_MAX, and you nee...

bluetomcat on Jan 8, 2016 | parent | context | favorite | on: How to C in 2016

What if your array is never going to be larger than, say, UINT8_MAX, and you need to pack thousands of these "sizes" into an array of structs? Using an 8-byte size_t in that case will inflate the cache usage significantly.

annathebannana on Jan 8, 2016 [–]

If you are sure that this is going to be the case, then use uint_least8_t.