C++ compiler support

 

C++

Language

Standard library headers

Concepts

Utilities library

Strings library

Containers library

Algorithms library

Iterators library

Numerics library

Input/output library

Localizations library

Regular expressions library (C++11)

Atomic operations library (C++11)

Thread support library (C++11)

Filesystem library (C++17)

Technical Specifications

 

C++ language

General topics
Preprocessor Comments	Keywords Escape sequences
Flow control
Conditional execution statements
if	switch
Iteration statements (loops)
for range-for (C++11)	while do-while
Jump statements
continue - break	goto - return
Functions
Function declaration
Lambda function declaration
inline specifier
Exception specifications (deprecated)
noexcept specifier (C++11)
Exceptions
throw-expression	try-catch block
Namespaces
Namespace declaration	Namespace aliases
Types
Fundamental types Enumeration types Function types	Compound types Union types
Specifiers
decltype (C++11) auto (C++11) alignas (C++11)	const/volatile constexpr (C++11)
Storage duration specifiers
Initialization
Default initialization Value initialization Zero initialization Copy initialization Direct initialization	Aggregate initialization List initialization (C++11) Constant initialization Reference initialization

Expressions
Value categories Order of evaluation	Operators Operator precedence
Alternative representations
Literals
Boolean - Integer - Floating-point
Character - String - nullptr (C++11)
User-defined (C++11)
Utilities
Attributes (C++11)
Types
typedef declaration
Type alias declaration (C++11)
Casts
Implicit conversions - Explicit conversions
static_cast - dynamic_cast
const_cast - reinterpret_cast
Memory allocation
new expression	delete expression
Classes
Class declaration Initializer lists this pointer	Access specifiers friend specifier
Class-specific function properties
Virtual function override specifier (C++11) final specifier (C++11)	explicit (C++11) static
Special member functions
Default constructor Copy constructor Move constructor (C++11)	Copy assignment Move assignment (C++11) Destructor
Templates
Class template Function template	Template specialization Parameter packs (C++11)
Miscellaneous
Inline assembly	History of C++

 

The following table presents compiler support for new C++ features. These include C++11, C++14, C++17 and various technical specifications.

C++ feature	Paper(s)	Version	GCC	Clang	MSVC	EDG eccp	Intel C++	IBM XLC++	Sun/Oracle C++	Embarcadero C++ Builder	Cray	Portland Group (PGI)	HP aCC	Digital Mars C++
alignas	N2341	c++11	4.8	3.0	11.0* 14.0	4.8	15.0	13.1.2*	5.13	Yes	8.4	2015
alignof	N2341	c++11	4.5	2.9	14.0	4.8	15.0	13.1.2*	5.13	Yes	8.4	2015
Atomic operations	N2427	c++11	4.4	3.1	11.0	Yes	13.0	13.1.2*	5.14	Yes	8.4	2015
auto	N1984(v1.0)	c++11	4.4(v1.0)	Yes	10.0(v0.9)	4.1(v0.9)	11.0(v0.9) 12.0(v1.0)	11.1(v1.0)	5.13	Yes	8.4	2015	A.06.25
C99 preprocessor	N1653		4.3	Yes	14.0*	4.1	11.1	10.1	5.9	Yes	8.4	2015	A.06.25	Yes
constexpr	N2235	c++11	4.6	3.1	14.0*	4.6	13.0* 14.0	12.1* 13.1	5.13	Yes	8.4	2015	A.06.28
decltype	v1.0: N2343 v1.1: N3276	c++11	4.3(v1.0) 4.8.1(v1.1)	2.9	10.0(v1.0) 11.0(v1.1)	4.1(v1.0)	11.0(v1.0) 12.0(v1.1)	11.1(v1.0)	5.13	Yes	8.4	2015	A.06.25	8.52(v1.0)
Defaulted and deleted functions	N2346	c++11	4.4	3.0	12.0	4.1	12.0	13.1	5.13	Yes	8.4	2015	A.06.25
Delegating constructors	N1986	c++11	4.7	3.0	12.0	4.7	14.0	11.1	5.13	Yes	8.4	2015	A.06.28
Explicit conversion operators	N2437	c++11	4.5	3.0	12.0	4.4	13.0	12.1	5.13	Yes	8.4	2015	A.06.27
Extended friend declarations	N1791	c++11	4.7	2.9	10.0* 12.0	4.1	11.1* 12.0	11.1	5.13	Yes	8.4	2015	A.06.25
extern template	N1987	c++11	3.3	Yes	6.0	3.9	9.0	11.1	5.13	Yes	8.4	2015	A.06.25
Forward enum declarations	N2764	c++11	4.6	3.1	11.0	4.5	11.1* 14.0	12.1	5.13	Yes	8.4	2015
Inheriting constructors	N2540	c++11	4.8	3.3	14.0	4.8	15.0	13.1.1*	5.13	Yes	8.4	2015
Initializer lists	N2672	c++11	4.4	3.1	12.0	4.5	13.0* 14.0	13.1.2*	5.13	Yes	8.4	2015	A.06.28
Lambda expressions	v0.9: N2550 v1.0: N2658 v1.1: N2927	c++11	4.5(v1.1)	3.1	10.0(v1.0) 11.0(v1.1)	4.1(v1.1)	12.0(v1.1)	13.1.2*	5.13	Yes	8.4	2015	A.06.25
Local and unnamed types as template parameters	N2657		4.5	2.9	10.0	4.2	12.0	13.1.2*	5.13	Yes	8.4	2015	A.06.27
long long	N1811	c++11	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	8.4	2015	Yes	Yes
Inline namespaces	N2535	c++11	4.4	2.9	14.0	4.5	14.0	11.1	5.13	Yes	8.4	2015	A.06.28
New character types	N2249	c++11	4.4	2.9	14.0	4.4	12.1* 14.0	13.1.1*	5.13	Yes	8.4	2015	A.06.27	8.52
Trailing function return types	N2541	c++11	4.4	2.9	10.0	4.1	12.0	12.1	5.13	Yes	8.4	2015	A.06.27
nullptr	N2431	c++11	4.6	2.9	10.0	4.2	12.1	13.1	5.13	Yes	8.4	2015	A.06.27	8.52
Unicode string literals	N2442	c++11	4.4	3.0	14.0	4.7	11.0*	10.1* 13.1.1*	5.7	Yes	8.4	2015	A.06.28	8.52
Raw string literals	N2442	c++11	4.5	Yes	12.0	4.7	14.0	13.1.1*	5.13	Yes	8.4	2015	A.06.28	8.52
User-defined literals	N2765	c++11	4.7	3.1	14.0	4.8	15.0	13.1.2*	5.14	Yes	8.4	2015
Right angle brackets	N1757	c++11	4.3	Yes	8.0	4.1	11.0	12.1	5.13	Yes	8.4	2015
R-value references	v1.0: N2118 v2.0: N2844 v2.1: N2844+ v3.0: N3053	c++11	4.3(v1.0) 4.5(v2.1) 4.6(v3.0)	Yes	10.0(v2.0) 11.0(v2.1) 14.0(v3.0)	4.5(v3.0)	11.1(v1.0) 12.0(v2.0) 14.0(v3.0)	12.1(v2.1)	5.13	Yes	8.4	2015	A.06.25
static_assert	N1720	c++11	4.3	2.9	10.0	4.1	11.0	11.1	5.13	Yes	8.4	2015	A.06.25	8.52
Strongly-typed enum	N2347	c++11	4.4	2.9	11.0	4.0	13.0	12.1	5.13	Yes	8.4	2015	A.06.25
Template aliases	N2258	c++11	4.7	3.0	12.0	4.2	12.1	13.1.1*	5.13	Yes	8.4	2015	A.06.27
Thread-local storage	N2659	c++11	4.4* 4.8	3.3* 3.3	10.0* 14.0	4.8	11.1* 15.0*	10.1* 13.1.2*	5.9*	Yes	8.4	2015		8.52*
Unrestricted unions	N2544	c++11	4.6	3.0	14.0	4.6	14.0*	13.1.2*	5.13	Yes	8.4	2015	A.06.28
Type traits	N1836	c++11	4.3	3.0	8.0	4.0	10.0	13.1.3	5.13	Yes	8.4	2015	6.16
Variadic templates	v0.9: N2242 v1.0: N2555	c++11	4.3(v0.9) 4.4(v1.0)	2.9(v1.0)	12.0	4.1(v0.9)	12.1(v1.0)	11.1(v0.9)	5.13	Yes	8.4	2015	A.06.27
Range-for loop	N2930	c++11	4.6	3.0	11.0	4.5	13.0	13.1.2*	5.13	Yes	8.4	2015	A.06.28
override and final	v0.8: N2928 v0.9: N3206 v1.0: N3272	c++11	4.7	2.9	8.0(v0.8) 11.0(v1.0)	4.8(v1.0)	12.0(v0.8) 14.0(v1.0)	13.1.1*	5.13	Yes	8.4	2015
Attributes	N2761	c++11	4.8	3.3	14.0	4.2	12.1	13.1.1*	5.13	Yes	8.4	2015	A.06.27
ref-qualifiers	N2439	c++11	4.8.1	2.9	14.0	4.7	14.0	13.1.2*	5.13	Yes	8.4	2015	A.06.28
Non-static data member initializers	N2756	c++11	4.7	3.0	12.0	4.6	14.0	13.1.2*	5.13	Yes	8.4	2015	A.06.28
Dynamic initialization and destruction with concurrency (magic statics)	N2660	c++11	4.3	2.9	14.0	Yes	11.1*	13.1.2*	5.13	Yes	8.4	2015	A.06.25
noexcept	N3050	c++11	4.6	3.0	14.0	4.5	14.0	13.1.1*	5.13	Yes	8.4	2015	A.06.28
C++ feature	Paper(s)	Version	GCC	Clang	MSVC	EDG eccp	Intel C++	IBM XLC++	Sun/Oracle C++	Embarcadero C++ Builder	Cray	Portland Group (PGI)	HP aCC	Digital Mars C++
Tweaked wording for contextual conversions	N3323	c++14-lang	4.9	3.4	12.0	4.9	16.0	13.1.2*
Binary literals	N3472	c++14-lang	4.3/4.9	2.9	14.0	4.10	11.0	13.1.2*	5.14			2015
decltype(auto), Return type deduction for normal functions	N3638	c++14-lang	4.8/4.9	3.3/3.4	14.0	4.9	15.0	13.1.2*
Initialized/Generalized lambda captures (init-capture)	N3648	c++14-lang	4.5/4.9	3.4	14.0	4.10	15.0					?
Generic (polymorphic) lambda expressions	N3649	c++14-lang	4.9	3.4	14.0	4.10	16.0	13.1.2*				?
Variable templates	N3651	c++14-lang	5.0	3.4	14.2	4.11	17.0	13.1.2*
Extended constexpr	N3652	c++14-lang	5	3.4	"15" Preview 5	4.11	17.0	13.1.2*
Member initializers and aggregates (NSDMI)	N3653	c++14-lang	5	3.3	"15" Preview 4	4.9	16.0		5.14
Clarifying memory allocation (avoiding/fusing allocations)	N3664	c++14-lang	N/A	3.4	N/A	N/A
Deprecated attribute	N3760	c++14-lang	4.9	3.4	14.0	4.9	15.0* 16.0	13.1.2*	5.14
Sized deallocation	N3778	c++14-lang	5	3.4	14.0	4.10.1	17.0		5.14
Single quote as digit separator	N3781	c++14-lang	4.9	3.4	14.0	4.10	16.0	13.1.2*	5.14			2015
std::result_of and SFINAE	N3462	c++14	5.0	Yes	14.2	N/A	N/A			Yes
constexpr for <complex>	N3302	c++14	5.0	3.4	14.0	N/A	N/A
constexpr for <chrono>	N3469	c++14	5.0	3.4	14.0	N/A	N/A
constexpr for <array>	N3470	c++14	5.0	3.4	14.0	N/A	N/A
constexpr for <initializer_list>, <utility> and <tuple>	N3471	c++14	5.0	3.4	14.0	N/A	N/A
Improved std::integral_constant	N3545	c++14	5.0	3.4	14.0	N/A	N/A
User-defined literals for <chrono> and <string>	N3642	c++14	5.0	3.4	14.0	N/A	N/A
Null forward iterators	N3644	c++14	5.0*	3.4	14.0	N/A	N/A
std::quoted	N3654	c++14	5.0	3.4	14.0	N/A	N/A
Heterogeneous associative lookup	N3657	c++14	5.0	3.4	14.0	N/A	N/A
std::integer_sequence	N3658	c++14	5.0	3.4	14.0	N/A	N/A
std::shared_mutex (timed)	N3659	c++14	5.0	3.4	14.0	N/A	N/A
std::exchange	N3668	c++14	5.0	3.4	14.0	N/A	N/A
fixing constexpr member functions without const	N3669	c++14	5.0	3.4	14.0	N/A	N/A
std::get<T>()	N3670	c++14	5.0	3.4	14.0	N/A	N/A
Dual-Range std::equal, std::is_permutation, std::mismatch	N3671	c++14	5.0	3.4	14.0	N/A	N/A
C++ feature	Paper(s)	Version	GCC	Clang	MSVC	EDG eccp	Intel C++	IBM XLC++	Sun/Oracle C++	Embarcadero C++ Builder	Cray	Portland Group (PGI)	HP aCC	Digital Mars C++
New auto rules for direct-list-initialization	N3922	c++17-lang	5.0	3.8	14.0	4.10.1	17.0
static_assert with no message	N3928	c++17-lang	6	2.5	"15" Preview 5	4.12
typename in a template template parameter	N4051	c++17-lang	5.0	3.5	14.0	4.10.1	17.0
std::uncaught_exceptions()	N4152	c++17-lang	6	3.7	14.0
Nested namespace definition	N4230	c++17-lang	6	3.6	14.3	4.12	17.0
Attributes for namespaces and enumerators	N4266	c++17-lang	4.9 (namespaces) / 6 (enumerators)	3.6	14.0	4.11
u8 character literals	N4267	c++17-lang	6	3.6	14.0	4.11	17.0
Allow constant evaluation for all non-type template arguments	N4268	c++17-lang	6	3.6
Fold Expressions	N4295	c++17-lang	6	3.6
Make exception specifications part of the type system	P0012R1	c++17-lang	7	4.0
Aggregate initialization of classes with base classes	P0017R1	c++17-lang	7	3.9
Lambda capture of *this	P0018R3	c++17-lang	7	3.9
Using attribute namespaces without repetition	P0028R4	c++17-lang	7	3.9
Dynamic memory allocation for over-aligned data	P0035R4	c++17-lang	7	4.0
Unary fold expressions and empty parameter packs	P0036R0	c++17-lang	6	3.9
__has_include in preprocessor conditionals	P0061R1	c++17-lang	5.0	Yes
Template argument deduction for class templates	P0091R3	c++17-lang	7
Non-type template parameters with auto type	P0127R2	c++17-lang	7	4.0
Guaranteed copy elision	P0135R1	c++17-lang	7
New specification for inheriting constructors (DR1941 et al)	P0136R1	c++17-lang	7	3.9
Direct-list-initialization of enumerations	P0138R2	c++17-lang	7	3.9
Stricter expression evaluation order	P0145R3	c++17-lang	7	4.0
constexpr lambda expressions	P0170R1	c++17-lang	7
Differing begin and end types in range-based for	P0184	c++17-lang	6	3.9	"15" Preview 5	4.12
[[fallthrough]] attribute	P0188	c++17-lang	7	3.9	"15" Preview 4
[[nodiscard]] attribute	P0189	c++17-lang	7	3.9
[[maybe_unused]] attribute	P0212	c++17-lang	7	3.9
Structured Bindings	P0217R3	c++17-lang		4.0 (partial)
Ignore unknown attributes	P0283R2	c++17-lang	Yes	3.9
Hexadecimal floating-point literals	P0245	c++17-lang	3.0	Yes
constexpr if statements	P0292R2	c++17-lang	7	3.9
init-statements for if and switch	P0305R1	c++17-lang	7	3.9
Inline variables	P0386R2	c++17-lang	7	3.9
Improving std::pair and std::tuple	N4387	c++17	Yes	4.0	14.2	N/A	N/A
std::shared_mutex (untimed)	N4508	c++17	6.0	3.7	14.2*	N/A	N/A
C++ feature	Paper(s)	Version	GCC	Clang	MSVC	EDG eccp	Intel C++	IBM XLC++	Sun/Oracle C++	Embarcadero C++ Builder	Cray	Portland Group (PGI)	HP aCC	Digital Mars C++

* - hover over the version number to see notes

References

Individual vendor compatibility checklists (these are more up-to-date than the table above)

• GCC (Updated 2016-06)

• GCC 6 release notes
• C++11 core language support status (complete as of 4.8.1)
• C++14 core language support status (complete as of 5.0)
• C++17 core language support status
• C++ core language support status (supersedes the above version-specific pages)
• C++11 library support status (complete as of 5.0)
• C++14 library support status (complete as of 5.0)
• Technical Specifications support status
• C++17 library support status

• Clang++ (Updated 2016-06)

• C++11 core language support status (complete as of 3.3)
• C++11 library support status (complete as of 2012-07-29)
• C++14 core language support status (complete as of 3.4)
• C++14 library support status (complete as of 3.5)
• Technical Specifications support status
• C++17 core language support status
• Core language defect report status
• C++17 library support status

• Microsoft Visual Studio (updated 2016-06)

• C++11/C++14/C++17 core language support status

• C++11/14/17 core language support status in VS2010, VS2012, VS2013, and VS2015
• VS2013 vs. VS2015 CTP0
• VS2013 vs. VS2015 CTP1
• VS2013 vs. VS2015 CTP3 (includes the roadmap table)
• VS2015 ("VS14") preview
• VS2015 ("VS14") release candidate (C++11 remains incomplete, but C++17 support appears)

• C++11 and C++14 library support status
• C++11/14/17 Features In VS 2015 RTM including core language and standard library (including technical specifications)
• C++14/17 features in VS 2015 Update 2 standard library library is feature complete up to current C++17 with few minor issues (some defect reports, some constexprs, etc)
• C++14/17 Features and STL Fixes in VS “15” Preview 5 including a detailed C++17 status table

• Intel C++ (Updated 2016-06)

• C++11 core language support status (complete as of 15.0)
• C++14 core language support status (incomplete)
• C++17 core language support status (incomplete)
• Intel does not ship an implementation of the C++ standard library

• EDG (Updated 2016-01)

• C++11 core language support status
• C++14 core language support status
• C++17 core language support status
• EDG does not ship an implementation of the C++ standard library

• Oracle C++ (updated 2016-01)

• C++11 core language support status

• Missing C++11 support added in 5.14 (page has a typo, and still says 5.13)

• C++14 features added in 5.14
• Oracle ships three implementations of the C++ standard library:

• libCstd (RogueWave Standard Library version 2), predates C++98
• stlport4 (STLport Standard Library version 4.5.3), predates C++03
• stdcxx4 (Apache Standard Library version 4), predates C++11

• IBM XL C++ (updated 2015-12)

• C++11 core language support status (v 13.1 for AIX)
• IBM ships a version of Dinkumware library for AIX with full support for C++ TR1, including <regex>, but no C++11
• C++11 core language support status (v 13.1.1 for Linux)
• IBM does not ship an implementation of C++ standard library for Linux (uses GNU libstdc++)
• C++11/C++14 core language support status (v 13.1.2 for Little Endian Linux / zLinux Big Endian)

• HP aCC

• C++11 core language support status
• HP ships a version of RogueWave STL 2.0 implementation of the C++98 standard library

• Digital Mars C++

• C++11 core language support status

• Embarcadero C++

• C++11 core language support status (C++ Builder 10.1 Berlin for Windows 32/64, iOS and Android clang-enhanced compilers) [1]

• Cray (updated 2015-12)

• [2] For version 8.4, claims all of C++11 is supported except alignas

• Portland Group (PGI) (updated 2016-07)

• Release notes for 2016 claim C++14 support, except "generalized constexpr and constexpr member functions and implicit const, variable templates, clarifying memory allocation (merged allocation)"