[Bug c++/54413] Option for turning off compiler extensions for -std=c++11 with respect to complex/fixed-point numbers missing

[3dw4rd at verizon dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54413

--- Comment #6 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2012-10-15 21:08:27 UTC ---
So what should these flags look like?

-fno-complex-literals
-fno-fixed-literals

Or should I use -W?

Should -std=c++11, etc. set these by default 
(and you turn then back on with -fcomplex-literals, -ffixed-literals?)