Compaq C
User's Guide for OpenVMS Systems

U
Unary plus operator
new feature
/UNDEFINE CC qualifier
Unions
debugger access to
variant aggregates
UNIX style file specification
unroll pragma
Unrolling, loop #1
Unrolling, loop #2
/UNSIGNED_CHAR CC qualifier
$UPDATE RMS function
User-named psects #1
User-named psects #2
use_linkage pragma
Usual arithmetic conversions
new features
V
Values
condition
Variant aggregates
members
variant_struct keyword
variant_union keyword
VAX C compilation mode
/VAXC CC qualifier
VAXCDEF.TLB library
See DECC$RTLDEF.TLB library
/VERSION CC qualifier
VMS calling standard
See OpenVMS calling standard
VMS Debugger
See Debugger
VMS languages
See OpenVMS languages
VMS operating system
See OpenVMS operating system
VMS Run-Time Library
See OpenVMS Run-Time Library
W
/WARNINGS CC qualifier #1
/WARNINGS CC qualifier #2
WEAK_VOLATILE option of /ASSUME qualifier #1
WEAK_VOLATILE option of /ASSUME qualifier #2
White space
to concatenate string literals
new feature
WHOLE_PROGRAM option of /ASSUME qualifier #1
WHOLE_PROGRAM option of /ASSUME qualifier #2
Wide character support
new feature
WRITABLE_STRING_LITERALS option of /ASSUME qualifier #1
WRITABLE_STRING_LITERALS option of /ASSUME qualifier #2
X
<xab.h> header file
XAB RMS data structure
X_floating representation
_
__32BITS predefined macro
__ABS built-in function
__ACQUIRE_SEM_LONG built-in function
__ADAWI built-in function
__ADDF_C built-in function
__ADDG_C built-in function
__ADDS_C built-in function
__ADDT_C built-in function
__ADDX_C built-in function
__ADD_ATOMIC_LONG built-in function
__ADD_ATOMIC_QUAD built-in function
__align storage-class modifier
__ALLOCA built-in function #1
__ALLOCA built-in function #2
__ALPHA predefined macro
__alpha predefined macro
__Alpha_AXP predefined macro
__AND_ATOMIC_LONG built-in function
__AND_ATOMIC_QUAD built-in function
__ATOMIC_ADD_LONG built-in function
__ATOMIC_ADD_QUAD built-in function
__ATOMIC_AND_LONG built-in function
__ATOMIC_AND_QUAD built-in function
__ATOMIC_DECREMENT_LONG built-in function
__ATOMIC_DECREMENT_QUAD built-in function
__ATOMIC_EXCH_LONG built-in function
__ATOMIC_EXCH_QUAD built-in function
__ATOMIC_INCREMENT_LONG built-in function
__ATOMIC_INCREMENT_QUAD built-in function
__ATOMIC_OR_LONG built-in function
__ATOMIC_OR_QUAD built-in function
__CMP_STORE_LONG built-in function
__CMP_STORE_QUAD built-in function
__COS built-in function
__CPYS built-in function
__CPYSE built-in function
__CPYSEF built-in function
__CPYSF built-in function
__CPYSN built-in function
__CPYSNF built-in function
__CVTGF_C built-in function
__CVTGQ built-in function
__CVTTQ built-in function
__CVTTS_C built-in function
__CVTXQ built-in function
__CVTXT built-in function
__DECC__ predefined macro
__DECC_INCLUDE_EPILOGUE.H file
__DECC_INCLUDE_PROLOGUE.H file
__DECC_MODE_COMMON predefined macro
__DECC_MODE_MS predefined macro
__DECC_MODE_RELAXED predefined macro
__DECC_MODE_STRICT predefined macro
__DECC_MODE_VAXC predefined macro
__DECC_VER predefined macro #1
__DECC_VER predefined macro #2
__DIVF_C built-in function
__DIVG_C built-in function
__DIVS_C built-in function
__DIVT_C built-in function
__DIVX_C built-in function
__D_FLOAT predefined macro
__FABS built-in function
__forceinline storage-class modifier
__G_FLOAT predefined macro
__HIDE_FORBIDDEN_NAMES predefined macro
__IEEE_FLOAT predefined macro
__IEEE_FP predefined macro
__INITIAL_POINTER_SIZE predefined macro #1
__INITIAL_POINTER_SIZE predefined macro #2
__INITIAL_POINTER_SIZE predefined macro #3
__INITIAL_POINTER_SIZE predefined macro #4
__inline storage-class modifier
__INTERLOCKED_TESTBITCC_QUAD built-in function
__INTERLOCKED_TESTBITSS_QUAD built-in function
__LABS built-in function
__LOCK_LONG built-in function
__MB built-in function
__MEMCPY built-in function
__MEMMOVE built-in function
__MEMSET built-in function
__MIA predefined macro
__MS predefined macro
__MULF_C built-in function
__MULG_C built-in function
__MULS_C built-in function
__MULT_C built-in function
__MULX_C built-in function
__OR_ATOMIC_LONG built-in function
__OR_ATOMIC_QUAD built-in function
__PAL_BPT built-in function
__PAL_BUGCHK built-in function
__PAL_CFLUSH built-in function
__PAL_CHME built-in function
__PAL_CHMK built-in function
__PAL_CHMS built-in function
__PAL_CHMU built-in function
__PAL_DRAINA built-in function
__PAL_GENTRAP built-in function
__PAL_HALT built-in function
__PAL_INSQHIL built-in function
__PAL_INSQHILR built-in function
__PAL_INSQHIQ built-in function
__PAL_INSQHIQR built-in function
__PAL_INSQTIL built-in function
__PAL_INSQTILR built-in function
__PAL_INSQTIQ built-in function
__PAL_INSQTIQR built-in function
__PAL_INSQUEL built-in function
__PAL_INSQUEL_D built-in function
__PAL_INSQUEQ built-in function
__PAL_INSQUEQ_D built-in function
__PAL_LDQP built-in function
__PAL_MFPR_XXXX built-in function
__PAL_MTPR_XXXX built-in function
__PAL_PROBER built-in function
__PAL_PROBEW built-in function
__PAL_RD_PS built-in function
__PAL_REMQHIL built-in function
__PAL_REMQHILR built-in function
__PAL_REMQHIQ built-in function
__PAL_REMQHIQR built-in function
__PAL_REMQTIL built-in function
__PAL_REMQTILR built-in function
__PAL_REMQTIQ built-in function
__PAL_REMQTIQR built-in function
__PAL_REMQUEL built-in function
__PAL_REMQUEL_D built-in function
__PAL_REMQUEQ built-in function
__PAL_REMQUEQ_D built-in function
__PAL_STQP built-in function
__PAL_SWASTEN built-in function
__PAL_SWPCTX built-in function
__PAL_WR_PS_SW built-in function
__RELEASE_SEM_LONG built-in function
__RPCC built-in function
__SIN built-in function
__STDC__ predefined macro
__STDC_VERSION__ macro #1
__STDC_VERSION__ macro #2
__STDC_VERSION__ predefined macro
__SUBF_C built-in function
__SUBG_C built-in function
__SUBS_C built-in function
__SUBT_C built-in function
__SUBX_C built-in function
__TESTBITCCI built-in function
__TESTBITSSI built-in function
__TRAPB built-in function
__UMULH built-in function
__UNLOCK_LONG built-in function
__vax predefined macro
__vax11c predefined macro
__vaxc predefined macro
__vms predefined macro
__VMS_VER predefined macro #1
__VMS_VER predefined macro #2
__vms_version predefined macro
__X_FLOAT predefined macro
_ADAWI built-in function
_align storage-class modifier
_ANSI_C_SOURCE predefined macro
_BBCCI built-in function #1
_BBCCI built-in function #2
_BBSSI built-in function #1
_BBSSI built-in function #2
_DECC_V4_SOURCE predefined macro
_FFC built-in function
_FFS built-in function
_HALT built-in function
_INSQHI built-in function #1
_INSQHI built-in function #2
_INSQTI built-in function #1
_INSQTI built-in function #2
_INSQUE built-in function #1
_INSQUE built-in function #2
_LEADZ built-in function
_LOCC built-in function
_MFPR built-in function
_MOVC3 built-in function
_MOVC5 built-in function
_MOVPSL built-in function
_MTPR built-in function
_POPCNT built-in function
_POPPAR built-in function
_POSIX_C_SOURCE predefined macro
_PROBER built-in function #1
_PROBER built-in function #2
_PROBEW built-in function #1
_PROBEW built-in function #2
_READ_GPR built-in function
_REMQHI built-in function #1
_REMQHI built-in function #2
_REMQTI built-in function #1
_REMQTI built-in function #2
_REMQUE built-in function #1
_REMQUE built-in function #2
_SCANC built-in function
_SKPC built-in function
_SPANC built-in function
_TRAILZ built-in function
_VMS_V6_SOURCE predefined macro
_XOPEN_SOURCE predefined macro
_XOPEN_SOURCE_EXTENDED predefined macro