GCC 4 官方文档

6. Extensions to the C Language Family

  • 128-bit integers
  • Additional Floating Types
  • Alpha Built-in Functions
  • Altera Nios II Built-in Functions
  • Alternate Keywords
  • An Inline Function is As Fast As a Macro
  • ARC Built-in Functions
  • ARC SIMD Built-in Functions
  • Argument Types
  • Arithmetic on void- and Function-Pointers
  • ARM ACLE Intrinsics
  • ARM iWMMXt Built-in Functions
  • ARM NEON Intrinsics
  • ARM Pragmas
  • Arrays of Length Zero
  • Arrays of Variable Length
  • Assembler Instructions with C Expression Operands
  • Attribute Syntax
  • AVR Built-in Functions
  • Binary constants using the ‘0b’ prefix
  • Blackfin Built-in Functions
  • Built-in functions for memory model aware atomic operations
  • Built-in Functions Specific to Particular Target Machines
  • C++ Style Comments
  • Case Ranges
  • Cast to a Union Type
  • Cilk Plus C/C++ language extension Built-in Functions.
  • Complex Numbers
  • Compound Literals
  • Conditionals with Omitted Operands
  • Constraint Modifier Characters
  • Constraints for asm Operands
  • Constraints for Particular Machines
  • Constructing Function Calls
  • Controlling Names Used in Assembler Code
  • Darwin Format Checks
  • Darwin Pragmas
  • Decimal Floating Types
  • Declaring Attributes of Functions
  • Defining Global Register Variables
  • Designated Initializers
  • Diagnostic Pragmas
  • Directly-mapped Integer Functions
  • Directly-mapped Media Functions
  • Dollar Signs in Identifier Names
  • Double-Word Integers
  • Extensions to the C Language Family
  • Fixed-Point Types
  • Format Checks Specific to Particular Target Machines
  • FR-V Built-in Functions
  • Function Names as Strings
  • Function Specific Option Pragmas
  • Getting the Return or Frame Address of a Function
  • Half-Precision Floating Point
  • Hex Floats
  • Incomplete enum Types
  • Inquiring on Alignment of Types or Variables
  • ISO/IEC 14882:1998 Edits for Thread-Local Storage
  • ISO/IEC 9899:1999 Edits for Thread-Local Storage
  • Labels as Values
  • Legacy __sync Built-in Functions for Atomic Memory Access
  • Locally Declared Labels
  • Loop-Specific Pragmas
  • M32C Pragmas
  • Macros with a Variable Number of Arguments.
  • MeP Pragmas
  • MIPS DSP Built-in Functions
  • MIPS Loongson Built-in Functions
  • MIPS Paired-Single Support
  • MIPS-3D Built-in Functions
  • Mixed Declarations and Code
  • MSP430 Built-in Functions
  • Multiple Alternative Constraints
  • Named Address Spaces
  • NDS32 Built-in Functions
  • Nested Functions
  • Non-Constant Initializers
  • Non-Lvalue Arrays May Have Subscripts
  • Object Size Checking Built-in Functions
  • Offsetof
  • Other Built-in Functions
  • Other Built-in Functions Provided by GCC
  • Other MIPS Built-in Functions
  • Paired-Single Arithmetic
  • Paired-Single Built-in Functions
  • picoChip Built-in Functions
  • PowerPC AltiVec Built-in Functions
  • PowerPC Built-in Functions
  • PowerPC Hardware Transactional Memory Built-in Functions
  • Pragmas Accepted by GCC
  • Prototypes and Old-Style Function Definitions
  • Push/Pop Macro Pragmas
  • Raw read/write Functions
  • Referring to a Type with typeof
  • RS/6000 and PowerPC Pragmas
  • RX Built-in Functions
  • S/390 System z Built-in Functions
  • SH Built-in Functions
  • Simple Constraints
  • Slightly Looser Rules for Escaped Newlines
  • Solaris Format Checks
  • Solaris Pragmas
  • SPARC VIS Built-in Functions
  • Specifying Attributes of Types
  • Specifying Attributes of Variables
  • Specifying Registers for Local Variables
  • SPU Built-in Functions
  • Statements and Declarations in Expressions
  • Structure-Packing Pragmas
  • Structures With No Members
  • Symbol-Renaming Pragmas
  • The Character <ESC> in Constants
  • Thread-Local Storage
  • TI C6X Built-in Functions
  • TILE-Gx Built-in Functions
  • TILEPro Built-in Functions
  • Unnamed struct/union fields within structs/unions
  • Using Vector Instructions through Built-in Functions
  • Variables in Specified Registers
  • Visibility Pragmas
  • Weak Pragmas
  • When is a Volatile Object Accessed?
  • X86 Built-in Functions
  • x86 specific memory model extensions for transactional memory
  • X86 transaction memory intrinsics
  • 3. GCC Command Options

  • AArch64 Options
  • Adapteva Epiphany Options
  • ARC Options
  • ARM Options
  • AVR Options
  • Blackfin Options
  • C6X Options
  • Compiling C++ Programs
  • CR16 Options
  • CRIS Options
  • Darwin Options
  • DEC Alpha Options
  • Environment Variables Affecting GCC
  • FR30 Options
  • FRV Options
  • GCC Command Options
  • GNU/Linux Options
  • H8/300 Options
  • Hardware Models and Configurations
  • HPPA Options
  • i386 and x86-64 Windows Options
  • IA-64 Options
  • IBM RS/6000 and PowerPC Options
  • Intel 386 and AMD x86-64 Options
  • LM32 Options
  • M32C Options
  • M32R/D Options
  • M680x0 Options
  • MCore Options
  • MeP Options
  • MicroBlaze Options
  • MIPS Options
  • MMIX Options
  • MN10300 Options
  • Moxie Options
  • MSP430 Options
  • NDS32 Options
  • Nios II Options
  • Option Summary
  • Options Controlling C Dialect
  • Options Controlling C++ Dialect
  • Options Controlling Objective-C and Objective-C++ Dialects
  • Options Controlling the Kind of Output
  • Options Controlling the Preprocessor
  • Options for Code Generation Conventions
  • Options for Debugging Your Program or GCC
  • Options for Directory Search
  • Options for Linking
  • Options for System V
  • Options That Control Optimization
  • Options to Control Diagnostic Messages Formatting
  • Options to Request or Suppress Warnings
  • Passing Options to the Assembler
  • PDP-11 Options
  • picoChip Options
  • PowerPC Options
  • RL78 Options
  • RX Options
  • S/390 and zSeries Options
  • Score Options
  • SH Options
  • Solaris 2 Options
  • SPARC Options
  • Specifying subprocesses and the switches to pass to them
  • Specifying Target Machine and Compiler Version
  • SPU Options
  • TILE-Gx Options
  • TILEPro Options
  • Using Precompiled Headers
  • V850 Options
  • VAX Options
  • VMS Options
  • VxWorks Options
  • x86-64 Options
  • Xstormy16 Options
  • Xtensa Options
  • zSeries Options
  • 9. Binary Compatibility

  • Binary Compatibility
  • 2. Language Standards Supported by GCC

  • Language Standards Supported by GCC
  • 1. Programming Languages Supported by GCC

  • Using the GNU Compiler Collection (GCC)
  • Index

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