https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63613
--- Comment #3 from dmalcolm at gcc dot gnu.org --- Aha. Thanks. Indeed, "git bisect" just confirmed that r216247 is the first commit in which my testcase stops working: commit b2601928b5bf34a817b5a9a2a371c476018e634d Author: mpolacek <mpolacek@138bc75d-0d04-0410-961f-82ee72b054a4> Date: Wed Oct 15 10:08:00 2014 +0000 * doc/invoke.texi: Update to reflect that GNU11 is the default mode for C. * c-common.h (c_language_kind): Update comment. c-family/ * c-opts.c (c_common_init_options): Make -std=gnu11 the default for C. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@216247 138bc75d-0d04-0410-961f-82ee72b054a4