C11

Trang chủ » C C11 » C11

Có thể bạn quan tâm

cppreference.com
Create account
  • Log in
Namespaces
  • Page
  • Discussion
Variants
Views
  • View
  • Edit
  • History
Actions
C11 From cppreference.com < c   C
Compiler support
Language
Headers
Type support
Program utilities
Variadic function support
Error handling
Dynamic memory management
Strings library
Algorithms
Numerics
Date and time utilities
Input/output support
Localization support
Concurrency support (C11)
Technical Specifications
Symbol index
[edit]  Versions
C89
C95
C99
C11
C17
C23
Current Status
[edit] 

ISO/IEC 9899:2011, a.k.a. C11, is a previous revision of the C standard.

Contents

  • 1 Obsolete
    • 1.1 Removed
  • 2 New language features
    • 2.1 Feature test macros for optional features
  • 3 New library features
    • 3.1 New headers
    • 3.2 Library features
  • 4 Defect reports
  • 5 Compiler support

[edit] Obsolete

[edit] Removed

  • gets()

[edit] New language features

  • Multithreaded environments
    • Atomic objects (_Atomic)
    • Thread local storage (_Thread_local)
  • Enhanced alignment support
    • Alignment query (_Alignof)
    • Alignment strengthening (_Alignas)
    • Over-aligned types
  • Unicode support
    • u/U character constants
    • u8/u/U string literals
  • Generic selection expressions (_Generic)
  • Non-returning functions (_Noreturn)
  • Anonymous struct and union members
  • Fine-grained evaluation order
  • Extending the lifetime of temporary objects
  • _Static_assert
  • Analyzability

[edit] Feature test macros for optional features

  • __STDC_ANALYZABLE__
    • Indicates analyzability is supported.
  • __STDC_LIB_EXT1__
    • Indicates bounds checking functions are supported.
  • __STDC_NO_ATOMICS__
    • Indicates atomic objects and the atomic operation library are not supported.
  • __STDC_NO_COMPLEX__
    • Indicates complex types and the complex math functions are not supported.
    These features were mandatory in C99.
  • __STDC_NO_THREADS__
    • Indicates thread local storage and the thread support library are not supported.
  • __STDC_NO_VLA__
    • Indicates variable length arrays and variably modified types are not supported.
    These features were mandatory in C99.

[edit] New library features

[edit] New headers

  • <stdalign.h>
  • <stdatomic.h>
  • <stdnoreturn.h>
  • <threads.h>
  • <uchar.h>

[edit] Library features

  • Concurrency support library
  • aligned_alloc()
  • UTF-16/32 type aliases
    • char16_t
    • char32_t
  • UTF-16/32 conversion functions
    • mbrtoc16()
    • mbrtoc32()
    • c16rtomb()
    • c32rtomb()
  • quick_exit
  • at_quick_exit
  • Exclusive modes of fopen() and freopen() ("x")
  • Bounds checking functions
  • timespec
  • timespec_get()
  • CMPLX(F|L)?
  • New numeric limit macros
    • (FLT|DBL|LDBL)_DECIMAL_DIG
    • (FLT|DBL|LDBL)_TRUE_MIN
    • (FLT|DBL|LDBL)_HAS_SUBNORM
  • Thread local errno

[edit] Defect reports

Template:c/language/history/DR11

[edit] Compiler support

Template:c/compiler support/11

Retrieved from "https://en.cppreference.com/mwiki/index.php?title=c/11&oldid=140861"
Navigation
  • Support us
  • Recent changes
  • FAQ
  • Offline version
Toolbox
  • What links here
  • Related changes
  • Upload file
  • Special pages
  • Printable version
  • Page information
  • In other languages
  • العربية
  • Česky
  • Deutsch
  • Español
  • Français
  • Italiano
  • 日本語
  • 한국어
  • Polski
  • Português
  • Русский
  • Türkçe
  • 中文

Từ khóa » C C11