d9f08c85f4
Comments matched to reassure the compiler that fallthrough is intentional are supposed to precede the case or default keywords, at least in GCC, so the one here did not suppress the warning with GCC. We can just the if condition and put the comment at the end to solve that. https://developers.redhat.com/blog/2017/03/10/wimplicit-fallthrough-in-gcc-7/