| Index Entry | Section |
|---|
|
| V | | |
|---|
| `V' in constraint | 16.6.1 Simple Constraints |
| V850 Options | 2.14.24 V850 Options |
| VALID_MACHINE_DECL_ATTRIBUTE | 17.19 Miscellaneous Parameters |
| VALID_MACHINE_TYPE_ATTRIBUTE | 17.19 Miscellaneous Parameters |
| value after longjmp | 4.34.1 Defining Global Register Variables |
| values, returned by functions | 17.7.7 How Scalar Function Values Are Returned |
| varargs implementation | 17.8 Implementing the Varargs Macros |
| `varargs.h' and RT PC | 2.14.13 IBM RT Options |
| variable addressability on the M32R/D | 4.29 Specifying Attributes of Variables |
| variable alignment | 4.28 Inquiring on Alignment of Types or Variables |
| variable attributes | 4.29 Specifying Attributes of Variables |
| variable number of arguments | 4.15 Macros with Variable Numbers of Arguments |
| variable-length array scope | 4.14 Arrays of Variable Length |
| variable-length arrays | 4.14 Arrays of Variable Length |
| variables in specified registers | 4.34 Variables in Specified Registers |
| variables, local, in macros | 4.6 Naming an Expression's Type |
| Vax calling convention | 7.4 Interoperation |
| VAX options | 2.14.2 VAX Options |
| VAX_FLOAT_FORMAT | 17.3 Storage Layout |
| `VAXCRTL' | 11.3 Other VMS Issues |
| VIRTUAL_INCOMING_ARGS_REGNUM | 15.7 Registers and Memory |
| VIRTUAL_OUTGOING_ARGS_REGNUM | 15.7 Registers and Memory |
| VIRTUAL_STACK_DYNAMIC_REGNUM | 15.7 Registers and Memory |
| VIRTUAL_STACK_VARS_REGNUM | 15.7 Registers and Memory |
| VMS | 18. The Configuration File |
| VMS and case sensitivity | 11.3 Other VMS Issues |
| VMS and include files | 11.1 Include Files and VMS |
| VMS installation | 3.6 Installing GNU CC on VMS |
| void pointers, arithmetic | 4.17 Arithmetic on void- and Function-Pointers |
| void, size of pointer to | 4.17 Arithmetic on void- and Function-Pointers |
| VOIDmode | 15.5 Machine Modes |
| volatil | 15.4 Flags in an RTL Expression |
| volatil, in insn | 15.4 Flags in an RTL Expression |
| volatil, in mem | 15.4 Flags in an RTL Expression |
| volatil, in reg | 15.4 Flags in an RTL Expression |
| volatil, in symbol_ref | 15.4 Flags in an RTL Expression |
| volatile applied to function | 4.23 Declaring Attributes of Functions |
| volatile memory references | 15.4 Flags in an RTL Expression |
| voting between constraint alternatives | 16.6.3 Register Class Preferences |
|
| W | | |
|---|
| warning for comparison of signed and unsigned values | 2.6 Options to Request or Suppress Warnings |
| warning for overloaded virtual fn | 2.5 Options Controlling C++ Dialect |
| warning for reordering of member initializers | 2.5 Options Controlling C++ Dialect |
| warning for synthesized methods | 2.5 Options Controlling C++ Dialect |
| warning for unknown pragmas | 2.6 Options to Request or Suppress Warnings |
| warning messages | 2.6 Options to Request or Suppress Warnings |
| warnings vs errors | 7.13 Warning Messages and Error Messages |
| WCHAR_TYPE | 17.4 Layout of Source Language Data Types |
| WCHAR_TYPE_SIZE | 17.4 Layout of Source Language Data Types |
| weak attribute | 4.23 Declaring Attributes of Functions |
| which_alternative | 16.5 C Statements for Assembler Output |
| whitespace | 7.6 Incompatibilities of GCC |
| WIDEST_HARDWARE_FP_SIZE | 17.4 Layout of Source Language Data Types |
| word_mode | 15.5 Machine Modes |
| WORD_REGISTER_OPERATIONS | 17.19 Miscellaneous Parameters |
| WORD_SWITCH_TAKES_ARG | 17.1 Controlling the Compilation Driver, `gcc' |
| WORDS_BIG_ENDIAN | 17.3 Storage Layout |
| WORDS_BIG_ENDIAN, effect on subreg | 15.7 Registers and Memory |
|
| X | | |
|---|
| `X' in constraint | 16.6.1 Simple Constraints |
| `x-host' | 19.2 The Host Makefile Fragment |
| XCmode | 15.5 Machine Modes |
| XCOFF_DEBUGGING_INFO | 17.17.2 Specific Options for DBX Output |
| XEXP | 15.3 Access to Operands |
| XFmode | 15.5 Machine Modes |
| XINT | 15.3 Access to Operands |
| `xm-machine.h' | 18. The Configuration File |
| xor | 15.8 RTL Expressions for Arithmetic |
| xor, canonicalization of | 16.11 Canonicalization of Instructions |
| xorm3 instruction pattern | 16.7 Standard Pattern Names For Generation |
| XSTR | 15.3 Access to Operands |
| XVEC | 15.3 Access to Operands |
| XVECEXP | 15.3 Access to Operands |
| XVECLEN | 15.3 Access to Operands |
| XWINT | 15.3 Access to Operands |
|
| Z | | |
|---|
| zero division on 88k | 2.14.11 M88K Options |
| zero-length arrays | 4.13 Arrays of Length Zero |
| zero_extend | 15.11 Conversions |
| zero_extendmn2 instruction pattern | 16.7 Standard Pattern Names For Generation |
| zero_extract | 15.10 Bit Fields |
| zero_extract, canonicalization of | 16.11 Canonicalization of Instructions |
|