On Tue, 15 Apr 2014, Jason Merrill wrote:

> It's just vectors, because they're an extension; the patch I checked in 
> covered the standard language.

Like this? (regtested on x86_64-linux-gnu)

2014-04-16  Marc Glisse  <marc.glisse@inria.fr>

gcc/cp/
 	* decl.c (reshape_init_r): Handle a single element of vector type.
gcc/testsuite/
 	* g++.dg/cpp0x/initlist-vect.C: New file.

-- 
Marc Glisse