[LLVMdev] Using C++'11 language features in LLVM itself

[Sebastian Redl]

On 11.01.2013, at 20:08, Eli Bendersky wrote:

>>> I suppose this tradeoff can be evaluated by looking at the delta
>>> between 4.5 and 4.6 which is actually supported by MSVC 2010 and Clang
>>> 3.1
>> 
>> Makes perfect sense to me.
>> 
>> -Chris
> 
> According to http://gcc.gnu.org/projects/cxx0x.html, these features
> are available from 4.6 (language features only):
> 
> - Null pointer constant

This is the only one fully supported by VS 2010.

> - Forward declarations for enums

This is partially supported. I don't know the exact extent.

> - Generalized constant expressions
> - Unrestricted unions
> - Range-based for
> - Defining move special member functions
> - Allowing move constructors to throw

These are all unsupported.

So the question is, is nullptr worth requiring 4.6.

Sebastian