GCCG with C++11

[Jonathan Wakely]

On 28 May 2015 at 18:22, Martin Sebor wrote:
> [*] The Feature Testing Recommendations For C++ proposal (N4440
> being the latest I could find) tries to alleviate it by providing
> test macros for individual features. I know Clang implements parts
> of it but don't know what its status is in GCC.
> http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4440.html

4.9 and above define those macros.