Build regressions/improvements in v4.18-rc4

Below is the list of build error/warning regressions/improvements in v4.18-rc4[1] compared to v4.17[2]. Summarized: - build errors: +24/-1 - build warnings: +197/-46416 JFYI, when comparing v4.18-rc4[1] to v4.18-rc3[3], the summaries are: - build errors: +17/-0 - build warnings: +149/-72

Build regressions/improvements in v4.18-rc4

Below is the list of build error/warning regressions/improvements in v4.18-rc4[1] compared to v4.17[2]. Summarized: - build errors: +24/-1 - build warnings: +197/-46416 JFYI, when comparing v4.18-rc4[1] to v4.18-rc3[3], the summaries are: - build errors: +17/-0 - build warnings: +149/-72