| Language Feature | Proposal | MSVC | GCC | ICC | Clang | Alternative | 
| Rvalue references | N2118 | 10.0 | 4.3 | 12.0 | 2.9 | Boost.Move | 
| Rvalue references for *this | N2439 | No | No | No | 2.9 |  | 
| Initialization of class objects by rvalues | N1610 | 9.0 | 4.3 | 11.1 | 2.9 |  | 
| Non-static data member initializers | N2756 | No | 4.7 | No | 3.0 |  | 
| Variadic templates | N2242 | Nov 12 | 4.3 | 12.1 | 2.9 |  | 
| Extending variadic template template parameters | N2555 | Nov 12 | 4.4 | No | 2.9 |  | 
| Initializer lists | N2672 | Nov 12 | 4.4 | No | 3.1 |  | 
| Static assertions | N1720 | 10.0 | 4.3 | 11.1 | 2.9 | Boost.StaticAssert | 
| auto-typed variables | N1984 | 10.0 | 4.4 | 12.0 | 2.9 | Boost.Typeof | 
| Multi-declarator auto | N1737 | 10.0 | 4.4 | 12.0 | 2.9 | Boost.Typeof | 
| Removal of auto as a storage-class specifier | N2546 | 10.0 | 4.4 | 12.0 | 2.9 | Boost.Typeof | 
| New function declarator syntax | N2541 | 10.0 | 4.4 | 12.0 | 2.9 | Boost.ReturnType | 
| New wording for C++11 lambdas | N2927 | 10.0 | 4.5 | 12.0 | 3.1 | Boost.Lambda | 
| Declared type of an expression | N2343 | 10.0 | 4.3 | 12.0 | 2.9 | Boost.Typeof | 
| Incomplete return types | N3276 | 11.0 | No | 12.1 | 3.1 |  | 
| Right angle brackets | N1757 | 9.0 | 4.3 | 11.1 | 2.9 | TR1 | 
| Default template arguments for function templates | DR226 | Nov 12 | 4.3 | 12.1 | 2.9 |  | 
| Solving the SFINAE problem for expressions | DR339 | No | 4.4 | 12.1 | 2.9 |  | 
| Template aliases | N2258 | No | 4.7 | 12.1 | 3.0 |  | 
| Extern templates | N1987 | 9.0 | 4.3 | 11.1 | 2.9 |  | 
| Null pointer constant | N2431 | 10.0 | 4.6 | 12.1 | 3.0 | Self-implemented null_ptr | 
| Strongly-typed enums | N2347 | 11.0 | 4.4 | No | 2.9 | #define | 
| Forward declarations for enums | N2764 | 11.0 | 4.6 | No | 3.1 |  | 
| Generalized attributes | N2761 | No | 4.8 | 12.1 | 3.3 |  | 
| Generalized constant expressions | N2235 | No | 4.6 | No | 3.1 |  | 
| Alignment support | N2341 | No | 4.8 | No | 3.3 |  | 
| Delegating constructors | N1986 | Nov 12 | 4.7 | No | 3.0 |  | 
| Inheriting constructors | N2540 | No | 4.8 | No | 3.3 |  | 
| Explicit conversion operators | N2437 | Nov 12 | 4.5 | No | 3.0 |  | 
| New character types | N2249 | No | 4.4 | No | 2.9 |  | 
| Unicode string literals | N2442 | No | 4.5 | No | 3.0 |  | 
| Raw string literals | N2442 | Nov 12 | 4.5 | No | 3.0 |  | 
| Universal character name literals | N2170 | No | 4.5 | No | 3.1 |  | 
| User-defined literals | N2765 | No | 4.7 | No | 3.1 |  | 
| Standard Layout Types | N2342 | 11.0 | 4.5 | No | 3.0 |  | 
| Defaulted and deleted functions | N2346 | No | 4.4 | 12.0 | 3.0 |  | 
| Extended friend declarations | N1791 | 10.0 | 4.7 | 12.0 | 2.9 |  | 
| Extending sizeof | N2253 | No | 4.4 | No | 3.1 |  | 
| Inline namespaces | N2535 | No | 4.4 | No | 2.9 |  | 
| Unrestricted unions | N2544 | No | 4.6 | No | 3.1 |  | 
| Local and unnamed types as template arguments | N2657 | 9.0 | 4.5 | 12.0 | 2.9 |  | 
| Range-based for | N2930 | 11.0 | 4.6 | 13.0 | 3.0 | Boost.Foreach | 
| Explicit virtual overrides | N2928 | 11.0 | 4.7 | No | 3.0 | #define | 
| Minimal support for garbage collection and reachability-based leak detection | N2670 | 10.0 | No | No | No |  | 
| Allowing move constructors to throw [noexcept] | N3050 | No | 4.6 | No | 3.0 |  | 
| Defining move special member functions | N3053 | No | 4.6 | No | 3.0 |  |