Modern C++ Language Features Compliance Status
Go Up to Modern C++
Below are the lists of Modern C++ features that are supported by the RAD Studio C++ compilers.
C++17 Features
| Feature | C++17 Proposal Document | BCC32C/X | BCC64 |
|---|---|---|---|
| New auto rules for direct-list-initialization | N3922 |  |
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| static_assert with no message | N3928 | |
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| typename in a template template parameter | N4051 | |
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| Removing trigraphs | N4086 | |
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| Nested namespace definition | N4230 | |
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| Attributes for namespaces and enumerators | N4266 | |
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| u8 character literals | N4267 | |
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| Allow constant evaluation for all non-type template arguments | N4268 | |
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| Fold Expressions | N4295 | |
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| Remove Deprecated Use of the register Keyword | P0001R1 | |
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| Remove Deprecated operator++(bool) | P0002R1 | |
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| Removing Deprecated Exception Specifications from C++17 | P0003R5 | |
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| Make exception specifications part of the type system | P0012R1 | |
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| Aggregate initialization of classes with base classes | P0017R1 | |
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| Lambda capture of *this | P0018R3 | |
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| Using attribute namespaces without repetition | P0028R4 | |
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| Dynamic memory allocation for over-aligned data | P0035R4 | |
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| Unary fold expressions and empty parameter packs | P0036R0 | |
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| __has_include in preprocessor conditionals | P0061R1 | |
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| Template argument deduction for class templates | P0091R3 | |
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| Non-type template parameters with auto type | P0127R2 | |
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| Guaranteed copy elision | P0135R1 | |
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| New specification for inheriting constructors (DR1941 et al) | P0136R1 | |
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| Replacement of class objects containing reference members | P0137R1 | ||
| Direct-list-initialization of enumerations | P0138R2 | |
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| Stricter expression evaluation order | P0145R3 | |
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| constexpr lambda expressions | P0170R1 | |
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| Differing begin and end types in range-based for | P0184R0 | |
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| [[fallthrough]] attribute | P0188R1 | |
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| [[nodiscard]] attribute | P0189R1 | |
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| Pack expansions in using-declarations | P0195R2 | |
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| [[maybe_unused]] attribute | P0212R1 | |
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| Structured Bindings | P0217R3 | |
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| Hexadecimal floating-point literals | P0245R1 | |
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| Ignore unknown attributes | P0283R2 | |
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| constexpr if statements | P0292R2 | |
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| init-statements for if and switch | P0305R1 | |
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| Inline variables | P0386R2 | |
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| DR: Matching of template template-arguments excludes compatible templates | P0522R0 | |
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| std::uncaught_exceptions() | N4259 | |
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| Improving std::pair and std::tuple | N4387 | |
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| std::any | P0220R1 | |
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| std::variant | P0088R3 | |
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| std::optional | P0220R1 | |
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| std::shared_mutex (untimed) | N4508 | |
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| std::string_view | N3921 | |
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| Standardization of Parallelism TS | P0024R2 | ||
| Elementary string conversions | P0067R5 | ||
| Mathematical special functions | P0226R1 | |
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| Splicing Maps and Sets | P0083R3 | ||
| Hardware interference size | P0154R1 | ||
| std::filesystem | P0218R1 | |
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| std::byte | P0298R3 | |
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C++14 Features
| Feature | C++14 Proposal Document | BCC32C/X | BCC64 |
|---|---|---|---|
| Tweaked wording for contextual conversions | N3323 | |
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| Binary literals | N3472 | |
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| decltype(auto), Return type deduction for normal functions | N3638 | |
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| Initialized/Generalized lambda captures (init-capture) | N3648 | |
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| Generic (polymorphic) lambda expressions | N3649 | |
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| Variable templates | N3651 | |
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| Extended constexpr | N3652 | |
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| Member initializers and aggregates (NSDMI) | N3653 | |
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| Clarifying memory allocation (avoiding/fusing allocations) | N3664 | |
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| [[deprecated]] attribute | N3760 | |
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| Sized deallocation | N3768 | |
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| Single quote as digit separator | N3781 | |
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| std::result_of and SFINAE | N3462 | |
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| constexpr for <complex> | N3302 | |
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| constexpr for <chrono> | N3469 | |
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| constexpr for <array> | N3470 | |
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| constexpr for <initializer_list>, <utility> and <tuple> | N3471 | |
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| Improved std::integral_constant | N3545 | |
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| User-defined literals for <chrono> and <string> | N3642 | |
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| Null forward iterators | N3644 | |
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| std::quoted | N3654 | |
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| Heterogeneous associative lookup | N3657 | |
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| std::integer_sequence | N3658 | |
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| std::shared_timed_mutex | N3659 | |
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| std::exchange | N3668 | |
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| fixing constexpr member functions without const | N3669 | |
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| std::get<T>() | N3670 | |
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| Dual-Range std::equal, std::is_permutation, std::mismatch | N3671 | |
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C++11 Features
| Feature | C++11 Proposal Document |
BCC32C/X | BCC32 | BCC64 | BCCOSX | BCCIOSARM | BCCIOSARM64 | BCCAARM |
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| Rvalue references | N2118 | |
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Rvalue references for *this
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N2439 | |
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| Initialization of class objects by rvalues | N1610 | |
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| Non-static data member initializers | N2756 | |
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| Variadic templates | N2242 | |
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| Extending variadic template template parameters | N2555 | |
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| Initializer lists | N2672 | |
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| Static assertions | N1720 | |
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auto-typed variables
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N1984 | |
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Multi-declarator auto
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N1737 | |
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| Removal of auto as a storage-class specifier | N2546 | |
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| New function declarator syntax | N2541 | |
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| Lambda expressions | N2927 | |
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| Declared type of an expression | N2343 | |
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| Incomplete return types | N3276 | |
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| Right angle brackets | N1757 | |
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| Default template arguments for function templates | DR226 | |
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| Solving the SFINAE problem for expressions | DR339 | |
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| Alias templates | N2258 | |
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| Extern templates | N1987 | |
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| Null pointer constant | N2431 | |
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| Strongly-typed enums | N2347 | |
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| Forward declarations for enums | N2764 DR1206 |
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| Standardized attribute syntax | N2761 | |
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| Generalized constant expressions | N2235 | |
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| Alignment support | N2341 | |
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| Conditionally-support behavior | N1627 | |
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| Changing undefined behavior into diagnosable errors | N1727 | |
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| Delegating constructors | N1986 | |
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| Inheriting constructors | N2540 | |
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| Explicit conversion operators | N2437 | |
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| New character types | N2249 | |
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| Unicode string literals | N2442 | |
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| Raw string literals | N2442 | |
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| Universal character names in literals | N2170 | |
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| User-defined literals | N2765 | |
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| Standard Layout Types | N2342 | |
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| Defaulted functions | N2346 | |
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| Deleted functions | N2346 | |
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| Extended friend declarations | N1791 | |
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Extending sizeof
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N2253 DR850 |
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| Inline namespaces | N2535 | |
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| Unrestricted unions | N2544 | |
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| Local and unnamed types as template arguments | N2657 | |
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| Range-based for | N2930 | |
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| Explicit virtual overrides | N2928 N3206 N3272 |
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| Minimal support for garbage collection and reachability-based leak detection | N2670 | |||||||
| Allowing move constructors to throw [noexcept] | N3050 | |
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| Defining move special member functions | N3053 | |
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| Concurrency | ||||||||
| Sequence points | N2239 | |
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| Atomic operations | N2427 | |
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| Strong Compare and Exchange | N2748 | |
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| Bidirectional Fences | N2752 | |
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| Memory model | N2429 | |
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| Data-dependency ordering: atomics and memory model | N2664 | |
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| Propagating exceptions | N2179 | |
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| Allow atomics use in signal handlers | N2547 | |
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| Thread-local storage | N2659 | |
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| Dynamic initialization and destruction with concurrency | N2660 | |
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| C99 Features in C++11 | ||||||||
__func__ predefined identifier
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N2340 | |
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| C99 preprocessor | N1653 | |
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long long type
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N1811 | |
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| Extended integral types | N1988 | |
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