http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47700 --- Comment #8 from Olaf van der Spek <olafvdspek at gmail dot com> 2011-02-11 17:48:06 UTC --- This isn't really about a dialect, so it still doesn't make sense. And: Why isn't it included in -Wall -Wextra -pedantic?