Gentoo's Bugzilla –
Attachment 840187 Details for
Bug 884409dev-ruby/tidy-ext-0.1.14-r4 fails to compile (CLANG-STRICTER-SYSTEM): ruby-tidy.c:11:56: error: incompatible pointer to integer conversion initializing const VALUE (aka const unsigned long) with an expression of type void [-Wint-conversion]