[Bug c++/55020] 4.7.2 allow array init wih non-const argument

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55020

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-10-22 12:36:04 UTC ---
Documented at http://gcc.gnu.org/onlinedocs/gcc/Variable-Length.html