.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.47.10.
.TH CASTXML "1" "April 2019" "castxml version 0.2.0" "User Commands"
.SH NAME
castxml \- Create an XML representation of C++ declarations
.SH SYNOPSIS
.B castxml
\fI\,( <castxml-opt> | <clang-opt> | <src> )\/\fR...
.SH DESCRIPTION
.IP
Options interpreted by castxml are listed below.
Remaining options are given to the internal Clang compiler.
.SH OPTIONS
.HP
\fB\-\-castxml\-cc\-\fR<id> <cc>
.HP
\fB\-\-castxml\-cc\-\fR<id> "(" <cc> <cc\-opt>... ")"
.IP
Configure the internal Clang preprocessor and target
platform to match that of the given compiler command.
The <id> must be "gnu", "msvc", "gnu\-c", or "msvc\-c".
<cc> names a compiler (e.g. "gcc") and <cc\-opt>... specifies
options that may affect its target (e.g. "\-m32").
.HP
\fB\-\-castxml\-output=\fR<v>
.IP
Write castxml\-format output to <src>.xml or file named by '\-o'
The <v> specifies the "epic" format version number to generate,
and must be '1'.
.HP
\fB\-\-castxml\-gccxml\fR
.IP
Write gccxml\-format output to <src>.xml or file named by '\-o'
Use this option if you need an output similar to the one generated
by the legacy gccxml tool.
.HP
\fB\-\-castxml\-start\fR <name>[,<name>]...
.IP
Start AST traversal at declaration(s) with the given (qualified)
name(s).  Multiple names may be specified as a comma\-separated
list or by repeating the option.
.HP
\fB\-help\fR, \fB\-\-help\fR
.IP
Print castxml and internal Clang compiler usage information
.HP
\fB\-o\fR <file>
.IP
Write output to <file>
.HP
\fB\-\-version\fR
.IP
Print castxml and internal Clang compiler version information
.PP
Help for the internal Clang compiler appears below.
.PP
\fB\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\fR
.PP
OVERVIEW: clang LLVM compiler
.PP
USAGE: clang [options] <inputs>
.SS "OPTIONS:"
.TP
\-###
Print (but do not run) the commands to run for this compilation
.TP
\fB\-\-analyzer\-output\fR <value>
Static analyzer report output format (html|plist|plist\-multi\-file|plist\-html|text).
.TP
\fB\-\-analyze\fR
Run the static analyzer
.TP
\fB\-arcmt\-migrate\-emit\-errors\fR
Emit ARC errors even if the migrator can fix them
.TP
\fB\-arcmt\-migrate\-report\-output\fR <value>
Output path for the plist report
.TP
\fB\-B\fR <dir>
Add <dir> to search path for binaries and object files used implicitly
.TP
\fB\-CC\fR
Include comments from within macros in preprocessed output
.TP
\fB\-cfguard\fR
Emit tables required for Windows Control Flow Guard.
.TP
\fB\-cl\-denorms\-are\-zero\fR
OpenCL only. Allow denormals to be flushed to zero.
.TP
\fB\-cl\-fast\-relaxed\-math\fR
OpenCL only. Sets \fB\-cl\-finite\-math\-only\fR and \fB\-cl\-unsafe\-math\-optimizations\fR, and defines __FAST_RELAXED_MATH__.
.TP
\fB\-cl\-finite\-math\-only\fR
OpenCL only. Allow floating\-point optimizations that assume arguments and results are not NaNs or +\-Inf.
.TP
\fB\-cl\-fp32\-correctly\-rounded\-divide\-sqrt\fR
OpenCL only. Specify that single precision floating\-point divide and sqrt used in the program source are correctly rounded.
.TP
\fB\-cl\-kernel\-arg\-info\fR
OpenCL only. Generate kernel argument metadata.
.TP
\fB\-cl\-mad\-enable\fR
OpenCL only. Allow use of less precise MAD computations in the generated binary.
.TP
\fB\-cl\-no\-signed\-zeros\fR
OpenCL only. Allow use of less precise no signed zeros computations in the generated binary.
.TP
\fB\-cl\-opt\-disable\fR
OpenCL only. This option disables all optimizations. By default optimizations are enabled.
.TP
\fB\-cl\-single\-precision\-constant\fR
OpenCL only. Treat double precision floating\-point constant as single precision constant.
.TP
\fB\-cl\-std=\fR<value>
OpenCL language standard to compile for.
.TP
\fB\-cl\-strict\-aliasing\fR
OpenCL only. This option is added for compatibility with OpenCL 1.0.
.TP
\fB\-cl\-uniform\-work\-group\-size\fR
OpenCL only. Defines that the global work\-size be a multiple of the work\-group size specified to clEnqueueNDRangeKernel
.TP
\fB\-cl\-unsafe\-math\-optimizations\fR
OpenCL only. Allow unsafe floating\-point optimizations.  Also implies \fB\-cl\-no\-signed\-zeros\fR and \fB\-cl\-mad\-enable\fR.
.TP
\fB\-\-config\fR <value>
Specifies configuration file
.TP
\fB\-\-cuda\-compile\-host\-device\fR
Compile CUDA code for both host and device (default).  Has no effect on non\-CUDA compilations.
.TP
\fB\-\-cuda\-device\-only\fR
Compile CUDA code for device only
.TP
\fB\-\-cuda\-gpu\-arch=\fR<value> CUDA GPU architecture (e.g. sm_35).
May be specified more than once.
.TP
\fB\-\-cuda\-host\-only\fR
Compile CUDA code for host only.  Has no effect on non\-CUDA compilations.
.TP
\fB\-\-cuda\-include\-ptx=\fR<value>
Include PTX for the follwing GPU architecture (e.g. sm_35) or 'all'. May be specified more than once.
.TP
\fB\-\-cuda\-noopt\-device\-debug\fR
Enable device\-side debug info generation. Disables ptxas optimizations.
.TP
\fB\-\-cuda\-path\-ignore\-env\fR
Ignore environment variables to detect CUDA installation
.TP
\fB\-\-cuda\-path=\fR<value>
CUDA installation path
.TP
\fB\-cxx\-isystem\fR <directory>
Add directory to the C++ SYSTEM include search path
.TP
\fB\-C\fR
Include comments in preprocessed output
.TP
\fB\-c\fR
Only run preprocess, compile, and assemble steps
.TP
\fB\-dD\fR
Print macro definitions in \fB\-E\fR mode in addition to normal output
.HP
\fB\-dependency\-dot\fR <value> Filename to write DOT\-formatted header dependencies to
.TP
\fB\-dependency\-file\fR <value>
Filename (or \-) to write dependency output to
.TP
\fB\-dI\fR
Print include directives in \fB\-E\fR mode in addition to normal output
.TP
\fB\-dM\fR
Print macro definitions in \fB\-E\fR mode instead of normal output
.TP
\fB\-D\fR <macro>=<value>
Define <macro> to <value> (or 1 if <value> omitted)
.TP
\fB\-emit\-ast\fR
Emit Clang AST files for source inputs
.TP
\fB\-emit\-llvm\fR
Use the LLVM representation for assembler and object files
.TP
\fB\-E\fR
Only run the preprocessor
.TP
\fB\-faddrsig\fR
Emit an address\-significance table
.TP
\fB\-faligned\-allocation\fR
Enable C++17 aligned allocation functions
.TP
\fB\-fallow\-editor\-placeholders\fR
Treat editor placeholders as valid source code
.TP
\fB\-fansi\-escape\-codes\fR
Use ANSI escape codes for diagnostics
.TP
\fB\-fapple\-kext\fR
Use Apple's kernel extensions ABI
.TP
\fB\-fapple\-pragma\-pack\fR
Enable Apple gcc\-compatible #pragma pack handling
.HP
\fB\-fapplication\-extension\fR Restrict code to those available for App Extensions
.TP
\fB\-fblocks\fR
Enable the 'blocks' language feature
.TP
\fB\-fborland\-extensions\fR
Accept non\-standard constructs supported by the Borland compiler
.TP
\fB\-fbuild\-session\-file=\fR<file>
Use the last modification time of <file> as the build session timestamp
.TP
\fB\-fbuild\-session\-timestamp=\fR<time since Epoch in seconds>
Time when the current build session started
.TP
\fB\-fbuiltin\-module\-map\fR
Load the clang builtins module map file.
.HP
\fB\-fcf\-protection=\fR<value> Instrument control\-flow architecture protection. Options: return, branch, full, none.
.TP
\fB\-fcf\-protection\fR
Enable cf\-protection in 'full' mode
.TP
\fB\-fchar8_t\fR
Enable C++ builtin type char8_t
.TP
\fB\-fclang\-abi\-compat=\fR<version>
Attempt to match the ABI of Clang <version>
.TP
\fB\-fcolor\-diagnostics\fR
Use colors in diagnostics
.TP
\fB\-fcomment\-block\-commands=\fR<arg>
Treat each comma separated argument in <arg> as a documentation comment block command
.TP
\fB\-fcomplete\-member\-pointers\fR
Require member pointer base types to be complete if they would be significant under the Microsoft ABI
.TP
\fB\-fcoroutines\-ts\fR
Enable support for the C++ Coroutines TS
.TP
\fB\-fcoverage\-mapping\fR
Generate coverage mapping to enable code coverage analysis
.TP
\fB\-fcuda\-approx\-transcendentals\fR
Use approximate transcendental functions
.TP
\fB\-fcuda\-flush\-denormals\-to\-zero\fR
Flush denormal floating point values to zero in CUDA device mode.
.TP
\fB\-fcuda\-rdc\fR
Generate relocatable device code, also known as separate compilation mode.
.TP
\fB\-fcuda\-short\-ptr\fR
Use 32\-bit pointers for accessing const/local/shared address spaces.
.TP
\fB\-fcxx\-exceptions\fR
Enable C++ exceptions
.TP
\fB\-fdata\-sections\fR
Place each data in its own section (ELF Only)
.TP
\fB\-fdebug\-info\-for\-profiling\fR
Emit extra debug info to make sample profile more accurate.
.TP
\fB\-fdebug\-macro\fR
Emit macro debug information
.TP
\fB\-fdebug\-prefix\-map=\fR<value>
remap file source paths in debug info
.TP
\fB\-fdebug\-types\-section\fR
Place debug types in their own section (ELF Only)
.TP
\fB\-fdeclspec\fR
Allow __declspec as a keyword
.TP
\fB\-fdelayed\-template\-parsing\fR
Parse templated function definitions at the end of the translation unit
.TP
\fB\-fdelete\-null\-pointer\-checks\fR
Treat usage of null pointers as undefined behavior.
.TP
\fB\-fdiagnostics\-absolute\-paths\fR
Print absolute paths in diagnostics
.TP
\fB\-fdiagnostics\-hotness\-threshold=\fR<number>
Prevent optimization remarks from being output if they do not have at least this profile count
.TP
\fB\-fdiagnostics\-parseable\-fixits\fR
Print fix\-its in machine parseable form
.TP
\fB\-fdiagnostics\-print\-source\-range\-info\fR
Print source range spans in numeric form
.TP
\fB\-fdiagnostics\-show\-hotness\fR
Enable profile hotness information in diagnostic line
.TP
\fB\-fdiagnostics\-show\-note\-include\-stack\fR
Display include stacks for diagnostic notes
.TP
\fB\-fdiagnostics\-show\-option\fR
Print option name with mappable diagnostics
.TP
\fB\-fdiagnostics\-show\-template\-tree\fR
Print a template comparison tree for differing templates
.TP
\fB\-fdigraphs\fR
Enable alternative token representations '<:', ':>', '<%', '%>', '%:', '%:%:' (default)
.TP
\fB\-fdiscard\-value\-names\fR
Discard value names in LLVM IR
.TP
\fB\-fdollars\-in\-identifiers\fR
Allow '$' in identifiers
.TP
\fB\-fdouble\-square\-bracket\-attributes\fR
Enable '[[]]' attributes in all C and C++ language modes
.TP
\fB\-fdwarf\-exceptions\fR
Use DWARF style exceptions
.TP
\fB\-fembed\-bitcode\-marker\fR
Embed placeholder LLVM IR data as a marker
.TP
\fB\-fembed\-bitcode=\fR<option>
Embed LLVM bitcode (option: off, all, bitcode, marker)
.TP
\fB\-fembed\-bitcode\fR
Embed LLVM IR bitcode as data
.TP
\fB\-femit\-all\-decls\fR
Emit all declarations, even if unused
.TP
\fB\-femulated\-tls\fR
Use emutls functions to access thread_local variables
.TP
\fB\-fexceptions\fR
Enable support for exception handling
.TP
\fB\-fexperimental\-isel\fR
Enables the experimental global instruction selector
.TP
\fB\-fexperimental\-new\-pass\-manager\fR
Enables an experimental new pass manager in LLVM.
.TP
\fB\-ffast\-math\fR
Allow aggressive, lossy floating\-point optimizations
.TP
\fB\-ffine\-grained\-bitfield\-accesses\fR
Use separate accesses for consecutive bitfield runs with legal widths and alignments.
.TP
\fB\-ffixed\-point\fR
Enable fixed point types
.TP
\fB\-ffixed\-r19\fR
Reserve register r19 (Hexagon only)
.TP
\fB\-ffixed\-r9\fR
Reserve the r9 register (ARM only)
.TP
\fB\-ffixed\-x18\fR
Reserve the x18 register (AArch64 only)
.TP
\fB\-ffixed\-x20\fR
Reserve the x20 register (AArch64 only)
.TP
\fB\-fforce\-emit\-vtables\fR
Emits more virtual tables to improve devirtualization
.TP
\fB\-fforce\-enable\-int128\fR
Enable support for int128_t type
.TP
\fB\-ffp\-contract=\fR<value>
Form fused FP ops (e.g. FMAs): fast (everywhere) | on (according to FP_CONTRACT pragma, default) | off (never fuse)
.TP
\fB\-ffreestanding\fR
Assert that the compilation takes place in a freestanding environment
.TP
\fB\-ffunction\-sections\fR
Place each function in its own section (ELF Only)
.TP
\fB\-fgnu\-keywords\fR
Allow GNU\-extension keywords regardless of language standard
.TP
\fB\-fgnu\-runtime\fR
Generate output compatible with the standard GNU Objective\-C runtime
.TP
\fB\-fgnu89\-inline\fR
Use the gnu89 inline semantics
.TP
\fB\-fimplicit\-module\-maps\fR
Implicitly search the file system for module map files.
.TP
\fB\-finline\-functions\fR
Inline suitable functions
.HP
\fB\-finline\-hint\-functions\fR Inline functions which are (explicitly or implicitly) marked inline
.TP
\fB\-finstrument\-function\-entry\-bare\fR
Instrument function entry only, after inlining, without arguments to the instrumentation call
.TP
\fB\-finstrument\-functions\-after\-inlining\fR
Like \fB\-finstrument\-functions\fR, but insert the calls after inlining
.TP
\fB\-finstrument\-functions\fR
Generate calls to instrument function entry and exit
.TP
\fB\-fintegrated\-as\fR
Enable the integrated assembler
.TP
\fB\-flto\-jobs=\fR<value>
Controls the backend parallelism of \fB\-flto\fR=\fI\,thin\/\fR (default of 0 means the number of threads will be derived from the number of CPUs detected)
.TP
\fB\-flto=\fR<value>
Set LTO mode to either 'full' or 'thin'
.TP
\fB\-flto\fR
Enable LTO in 'full' mode
.TP
\fB\-fmath\-errno\fR
Require math functions to indicate errors by setting errno
.TP
\fB\-fmax\-type\-align=\fR<value>
Specify the maximum alignment to enforce on pointers lacking an explicit alignment
.TP
\fB\-fmerge\-all\-constants\fR
Allow merging of constants
.TP
\fB\-fmodule\-file\fR=\fI\,[\/\fR<name>=]<file>
Specify the mapping of module name to precompiled module file, or load a module file if name is omitted.
.TP
\fB\-fmodule\-map\-file=\fR<file>
Load this module map file
.TP
\fB\-fmodule\-name=\fR<name>
Specify the name of the module to build
.TP
\fB\-fmodules\-cache\-path=\fR<directory>
Specify the module cache path
.TP
\fB\-fmodules\-decluse\fR
Require declaration of modules used within a module
.TP
\fB\-fmodules\-disable\-diagnostic\-validation\fR
Disable validation of the diagnostic options when loading the module
.TP
\fB\-fmodules\-ignore\-macro=\fR<value>
Ignore the definition of the given macro when building and loading modules
.TP
\fB\-fmodules\-prune\-after=\fR<seconds>
Specify the interval (in seconds) after which a module file will be considered unused
.TP
\fB\-fmodules\-prune\-interval=\fR<seconds>
Specify the interval (in seconds) between attempts to prune the module cache
.TP
\fB\-fmodules\-search\-all\fR
Search even non\-imported modules to resolve references
.TP
\fB\-fmodules\-strict\-decluse\fR
Like \fB\-fmodules\-decluse\fR but requires all headers to be in modules
.TP
\fB\-fmodules\-ts\fR
Enable support for the C++ Modules TS
.TP
\fB\-fmodules\-user\-build\-path\fR <directory>
Specify the module user build path
.TP
\fB\-fmodules\-validate\-once\-per\-build\-session\fR
Don't verify input files for the modules if the module has been successfully validated or loaded during this build session
.TP
\fB\-fmodules\-validate\-system\-headers\fR
Validate the system headers that a module depends on when loading the module
.TP
\fB\-fmodules\fR
Enable the 'modules' language feature
.TP
\fB\-fms\-compatibility\-version=\fR<value>
Dot\-separated value representing the Microsoft compiler version number to report in _MSC_VER (0 = don't define it (default))
.TP
\fB\-fms\-compatibility\fR
Enable full Microsoft Visual C++ compatibility
.TP
\fB\-fms\-extensions\fR
Accept some non\-standard constructs supported by the Microsoft compiler
.TP
\fB\-fmsc\-version=\fR<value>
Microsoft compiler version number to report in _MSC_VER (0 = don't define it (default))
.HP
\fB\-fnew\-alignment=\fR<align> Specifies the largest alignment guaranteed by '::operator new(size_t)'
.TP
\fB\-fno\-access\-control\fR
Disable C++ access control
.TP
\fB\-fno\-addrsig\fR
Don't emit an address\-significance table
.TP
\fB\-fno\-assume\-sane\-operator\-new\fR
Don't assume that C++'s global operator new can't alias any pointer
.TP
\fB\-fno\-autolink\fR
Disable generation of linker directives for automatic library linking
.TP
\fB\-fno\-builtin\-\fR<value>
Disable implicit builtin knowledge of a specific function
.TP
\fB\-fno\-builtin\fR
Disable implicit builtin knowledge of functions
.TP
\fB\-fno\-char8_t\fR
Disable C++ builtin type char8_t
.TP
\fB\-fno\-common\fR
Compile common globals like normal definitions
.TP
\fB\-fno\-complete\-member\-pointers\fR
Do not require member pointer base types to be complete if they would be significant under the Microsoft ABI
.HP
\fB\-fno\-constant\-cfstrings\fR Disable creation of CodeFoundation\-type constant strings
.TP
\fB\-fno\-coverage\-mapping\fR
Disable code coverage analysis
.TP
\fB\-fno\-crash\-diagnostics\fR
Disable auto\-generation of preprocessed source files and a script for reproduction during a clang crash
.TP
\fB\-fno\-debug\-info\-for\-profiling\fR
Do not emit extra debug info for sample profiler.
.TP
\fB\-fno\-debug\-macro\fR
Do not emit macro debug information
.TP
\fB\-fno\-declspec\fR
Disallow __declspec as a keyword
.TP
\fB\-fno\-delayed\-template\-parsing\fR
Disable delayed template parsing
.TP
\fB\-fno\-delete\-null\-pointer\-checks\fR
Do not treat usage of null pointers as undefined behavior.
.TP
\fB\-fno\-diagnostics\-fixit\-info\fR
Do not include fixit information in diagnostics
.TP
\fB\-fno\-digraphs\fR
Disallow alternative token representations '<:', ':>', '<%', '%>', '%:', '%:%:'
.TP
\fB\-fno\-discard\-value\-names\fR
Do not discard value names in LLVM IR
.TP
\fB\-fno\-dollars\-in\-identifiers\fR
Disallow '$' in identifiers
.TP
\fB\-fno\-double\-square\-bracket\-attributes\fR
Disable '[[]]' attributes in all C and C++ language modes
.HP
\fB\-fno\-elide\-constructors\fR Disable C++ copy constructor elision
.TP
\fB\-fno\-elide\-type\fR
Do not elide types when printing diagnostics
.TP
\fB\-fno\-experimental\-isel\fR
Disables the experimental global instruction selector
.TP
\fB\-fno\-experimental\-new\-pass\-manager\fR
Disables an experimental new pass manager in LLVM.
.TP
\fB\-fno\-fine\-grained\-bitfield\-accesses\fR
Use large\-integer access for consecutive bitfield runs.
.TP
\fB\-fno\-fixed\-point\fR
Disable fixed point types
.TP
\fB\-fno\-force\-enable\-int128\fR
Disable support for int128_t type
.TP
\fB\-fno\-gnu\-inline\-asm\fR
Disable GNU style inline asm
.TP
\fB\-fno\-integrated\-as\fR
Disable the integrated assembler
.TP
\fB\-fno\-jump\-tables\fR
Do not use jump tables for lowering switches
.TP
\fB\-fno\-lax\-vector\-conversions\fR
Disallow implicit conversions between vectors with a different number of elements or different element types
.TP
\fB\-fno\-lto\fR
Disable LTO mode (default)
.TP
\fB\-fno\-merge\-all\-constants\fR
Disallow merging of constants
.TP
\fB\-fno\-objc\-infer\-related\-result\-type\fR
do not infer Objective\-C related result type based on method family
.TP
\fB\-fno\-operator\-names\fR
Do not treat C++ operator name keywords as synonyms for operators
.TP
\fB\-fno\-plt\fR
Do not use the PLT to make function calls
.TP
\fB\-fno\-preserve\-as\-comments\fR
Do not preserve comments in inline assembly
.TP
\fB\-fno\-profile\-generate\fR
Disable generation of profile instrumentation.
.TP
\fB\-fno\-profile\-instr\-generate\fR
Disable generation of profile instrumentation.
.TP
\fB\-fno\-profile\-instr\-use\fR
Disable using instrumentation data for profile\-guided optimization
.TP
\fB\-fno\-register\-global\-dtors\-with\-atexit\fR
Don't use atexit or __cxa_atexit to register global destructors
.TP
\fB\-fno\-reroll\-loops\fR
Turn off loop reroller
.TP
\fB\-fno\-rtlib\-add\-rpath\fR
Do not add \fB\-rpath\fR with architecture\-specific resource directory to the linker flags
.TP
\fB\-fno\-rtti\-data\fR
Control emission of RTTI data
.TP
\fB\-fno\-rtti\fR
Disable generation of rtti information
.TP
\fB\-fno\-sanitize\-address\-poison\-class\-member\-array\-new\-cookie\fR
Disable poisoning array cookies when using class member operator new[] in AddressSanitizer
.TP
\fB\-fno\-sanitize\-address\-use\-after\-scope\fR
Disable use\-after\-scope detection in AddressSanitizer
.HP
\fB\-fno\-sanitize\-blacklist\fR Don't use blacklist file for sanitizers
.TP
\fB\-fno\-sanitize\-cfi\-cross\-dso\fR
Disable control flow integrity (CFI) checks for cross\-DSO calls.
.TP
\fB\-fno\-sanitize\-coverage=\fR<value>
Disable specified features of coverage instrumentation for Sanitizers
.TP
\fB\-fno\-sanitize\-memory\-track\-origins\fR
Disable origins tracking in MemorySanitizer
.TP
\fB\-fno\-sanitize\-memory\-use\-after\-dtor\fR
Disable use\-after\-destroy detection in MemorySanitizer
.TP
\fB\-fno\-sanitize\-recover=\fR<value>
Disable recovery for specified sanitizers
.TP
\fB\-fno\-sanitize\-stats\fR
Disable sanitizer statistics gathering.
.TP
\fB\-fno\-sanitize\-thread\-atomics\fR
Disable atomic operations instrumentation in ThreadSanitizer
.TP
\fB\-fno\-sanitize\-thread\-func\-entry\-exit\fR
Disable function entry/exit instrumentation in ThreadSanitizer
.TP
\fB\-fno\-sanitize\-thread\-memory\-access\fR
Disable memory access instrumentation in ThreadSanitizer
.TP
\fB\-fno\-sanitize\-trap=\fR<value>
Disable trapping for specified sanitizers
.TP
\fB\-fno\-short\-wchar\fR
Force wchar_t to be an unsigned int
.TP
\fB\-fno\-show\-column\fR
Do not include column number on diagnostics
.TP
\fB\-fno\-show\-source\-location\fR
Do not include source location information with diagnostics
.TP
\fB\-fno\-signed\-char\fR
Char is unsigned
.TP
\fB\-fno\-signed\-zeros\fR
Allow optimizations that ignore the sign of floating point zeros
.TP
\fB\-fno\-spell\-checking\fR
Disable spell\-checking
.TP
\fB\-fno\-stack\-protector\fR
Disable the use of stack protectors
.HP
\fB\-fno\-stack\-size\-section\fR Don't emit section containing metadata on function stack sizes
.TP
\fB\-fno\-standalone\-debug\fR
Limit debug information produced to reduce size of debug binary
.TP
\fB\-fno\-strict\-float\-cast\-overflow\fR
Relax language rules and try to match the behavior of the target's native float\-to\-int conversion instructions
.HP
\fB\-fno\-threadsafe\-statics\fR Do not emit code to make initialization of local statics thread safe
.TP
\fB\-fno\-trigraphs\fR
Do not process trigraph sequences
.TP
\fB\-fno\-unroll\-loops\fR
Turn off loop unroller
.TP
\fB\-fno\-use\-cxa\-atexit\fR
Don't use __cxa_atexit for calling destructors
.TP
\fB\-fno\-use\-init\-array\fR
Don't use .init_array instead of .ctors
.TP
\fB\-fobjc\-arc\-exceptions\fR
Use EH\-safe code when synthesizing retains and releases in \fB\-fobjc\-arc\fR
.TP
\fB\-fobjc\-arc\fR
Synthesize retain and release calls for Objective\-C pointers
.TP
\fB\-fobjc\-exceptions\fR
Enable Objective\-C exceptions
.TP
\fB\-fobjc\-runtime=\fR<value>
Specify the target Objective\-C runtime kind and version
.TP
\fB\-fobjc\-weak\fR
Enable ARC\-style weak references in Objective\-C
.TP
\fB\-fopenmp\-simd\fR
Emit OpenMP code only for SIMD\-based constructs.
.TP
\fB\-fopenmp\-targets=\fR<value>
Specify comma\-separated list of triples OpenMP offloading targets to be supported
.TP
\fB\-fopenmp\fR
Parse OpenMP pragmas and generate parallel code.
.TP
\fB\-foptimization\-record\-file=\fR<value>
Specify the file name of any generated YAML optimization record
.TP
\fB\-fpack\-struct=\fR<value>
Specify the default maximum struct packing alignment
.TP
\fB\-fpascal\-strings\fR
Recognize and construct Pascal\-style string literals
.TP
\fB\-fpcc\-struct\-return\fR
Override the default ABI to return all structs on the stack
.TP
\fB\-fplt\fR
Use the PLT to make function calls
.TP
\fB\-fplugin=\fR<dsopath>
Load the named plugin (dynamic shared object)
.TP
\fB\-fprebuilt\-module\-path=\fR<directory>
Specify the prebuilt module path
.TP
\fB\-fprofile\-generate=\fR<directory>
Generate instrumented code to collect execution counts into <directory>/default.profraw (overridden by LLVM_PROFILE_FILE env var)
.TP
\fB\-fprofile\-generate\fR
Generate instrumented code to collect execution counts into default.profraw (overridden by LLVM_PROFILE_FILE env var)
.TP
\fB\-fprofile\-instr\-generate=\fR<file>
Generate instrumented code to collect execution counts into <file> (overridden by LLVM_PROFILE_FILE env var)
.TP
\fB\-fprofile\-instr\-generate\fR
Generate instrumented code to collect execution counts into default.profraw file (overridden by '=' form of option or LLVM_PROFILE_FILE env var)
.TP
\fB\-fprofile\-instr\-use=\fR<value>
Use instrumentation data for profile\-guided optimization
.TP
\fB\-fprofile\-sample\-accurate\fR
Specifies that the sample profile is accurate
.TP
\fB\-fprofile\-sample\-use=\fR<value>
Enable sample\-based profile guided optimizations
.TP
\fB\-fprofile\-use=\fR<pathname>
Use instrumentation data for profile\-guided optimization. If pathname is a directory, it reads from <pathname>/default.profdata. Otherwise, it reads from file <pathname>.
.TP
\fB\-freciprocal\-math\fR
Allow division operations to be reassociated
.TP
\fB\-freg\-struct\-return\fR
Override the default ABI to return small structs in registers
.TP
\fB\-fregister\-global\-dtors\-with\-atexit\fR
Use atexit or __cxa_atexit to register global destructors
.TP
\fB\-frelaxed\-template\-template\-args\fR
Enable C++17 relaxed template template argument matching
.TP
\fB\-freroll\-loops\fR
Turn on loop reroller
.TP
\fB\-frtlib\-add\-rpath\fR
Add \fB\-rpath\fR with architecture\-specific resource directory to the linker flags
.TP
\fB\-fsanitize\-address\-field\-padding=\fR<value>
Level of field padding for AddressSanitizer
.TP
\fB\-fsanitize\-address\-globals\-dead\-stripping\fR
Enable linker dead stripping of globals in AddressSanitizer
.TP
\fB\-fsanitize\-address\-poison\-class\-member\-array\-new\-cookie\fR
Enable poisoning array cookies when using class member operator new[] in AddressSanitizer
.TP
\fB\-fsanitize\-address\-use\-after\-scope\fR
Enable use\-after\-scope detection in AddressSanitizer
.TP
\fB\-fsanitize\-blacklist=\fR<value>
Path to blacklist file for sanitizers
.TP
\fB\-fsanitize\-cfi\-cross\-dso\fR
Enable control flow integrity (CFI) checks for cross\-DSO calls.
.TP
\fB\-fsanitize\-cfi\-icall\-generalize\-pointers\fR
Generalize pointers in CFI indirect call type signature checks
.TP
\fB\-fsanitize\-coverage=\fR<value>
Specify the type of coverage instrumentation for Sanitizers
.TP
\fB\-fsanitize\-memory\-track\-origins=\fR<value>
Enable origins tracking in MemorySanitizer
.TP
\fB\-fsanitize\-memory\-track\-origins\fR
Enable origins tracking in MemorySanitizer
.TP
\fB\-fsanitize\-memory\-use\-after\-dtor\fR
Enable use\-after\-destroy detection in MemorySanitizer
.TP
\fB\-fsanitize\-recover=\fR<value>
Enable recovery for specified sanitizers
.TP
\fB\-fsanitize\-stats\fR
Enable sanitizer statistics gathering.
.TP
\fB\-fsanitize\-thread\-atomics\fR
Enable atomic operations instrumentation in ThreadSanitizer (default)
.TP
\fB\-fsanitize\-thread\-func\-entry\-exit\fR
Enable function entry/exit instrumentation in ThreadSanitizer (default)
.TP
\fB\-fsanitize\-thread\-memory\-access\fR
Enable memory access instrumentation in ThreadSanitizer (default)
.HP
\fB\-fsanitize\-trap=\fR<value> Enable trapping for specified sanitizers
.TP
\fB\-fsanitize\-undefined\-strip\-path\-components=\fR<number>
Strip (or keep only, if negative) a given number of path components when emitting check metadata.
.TP
\fB\-fsanitize=\fR<check>
Turn on runtime checks for various forms of undefined or suspicious behavior. See user manual for available checks
.TP
\fB\-fsave\-optimization\-record\fR
Generate a YAML optimization record file
.TP
\fB\-fseh\-exceptions\fR
Use SEH style exceptions
.TP
\fB\-fshort\-enums\fR
Allocate to an enum type only as many bytes as it needs for the declared range of possible values
.TP
\fB\-fshort\-wchar\fR
Force wchar_t to be a short unsigned int
.TP
\fB\-fshow\-overloads=\fR<value>
Which overload candidates to show when overload resolution fails: best|all; defaults to all
.TP
\fB\-fsized\-deallocation\fR
Enable C++14 sized global deallocation functions
.TP
\fB\-fsjlj\-exceptions\fR
Use SjLj style exceptions
.TP
\fB\-fslp\-vectorize\fR
Enable the superword\-level parallelism vectorization passes
.TP
\fB\-fsplit\-dwarf\-inlining\fR
Provide minimal debug info in the object/executable to facilitate online symbolication/stack traces in the absence of .dwo/.dwp files when using Split DWARF
.TP
\fB\-fstack\-protector\-all\fR
Force the usage of stack protectors for all functions
.TP
\fB\-fstack\-protector\-strong\fR
Use a strong heuristic to apply stack protectors to functions
.TP
\fB\-fstack\-protector\fR
Enable stack protectors for functions potentially vulnerable to stack smashing
.TP
\fB\-fstack\-size\-section\fR
Emit section containing metadata on function stack sizes
.TP
\fB\-fstandalone\-debug\fR
Emit full debug info for all types used by the program
.TP
\fB\-fstrict\-enums\fR
Enable optimizations based on the strict definition of an enum's value range
.TP
\fB\-fstrict\-float\-cast\-overflow\fR
Assume that overflowing float\-to\-int casts are undefined (default)
.TP
\fB\-fstrict\-return\fR
Always treat control flow paths that fall off the end of a non\-void function as unreachable
.TP
\fB\-fstrict\-vtable\-pointers\fR
Enable optimizations based on the strict rules for overwriting polymorphic C++ objects
.HP
\fB\-fthinlto\-index=\fR<value> Perform ThinLTO importing using provided function summary index
.HP
\fB\-ftrap\-function=\fR<value> Issue call to specified function rather than a trap instruction
.TP
\fB\-ftrapv\-handler=\fR<function name>
Specify the function to be called on overflow
.TP
\fB\-ftrapv\fR
Trap on integer overflow
.TP
\fB\-ftrigraphs\fR
Process trigraph sequences
.TP
\fB\-funique\-section\-names\fR
Use unique names for text and data sections (ELF Only)
.TP
\fB\-funroll\-loops\fR
Turn on loop unroller
.TP
\fB\-fuse\-init\-array\fR
Use .init_array instead of .ctors
.TP
\fB\-fveclib=\fR<value>
Use the given vector functions library
.TP
\fB\-fvectorize\fR
Enable the loop vectorization passes
.TP
\fB\-fvisibility\-inlines\-hidden\fR
Give inline C++ member functions hidden visibility by default
.TP
\fB\-fvisibility\-ms\-compat\fR
Give global types 'default' visibility and global functions and variables 'hidden' visibility by default
.TP
\fB\-fvisibility=\fR<value>
Set the default symbol visibility for all global declarations
.HP
\fB\-fwhole\-program\-vtables\fR Enables whole\-program vtable optimization. Requires \fB\-flto\fR
.TP
\fB\-fwrapv\fR
Treat signed integer overflow as two's complement
.TP
\fB\-fwritable\-strings\fR
Store string literals as writable data
.TP
\fB\-fxray\-always\-emit\-customevents\fR
Determine whether to always emit __xray_customevent(...) calls even if the function it appears in is not always instrumented.
.TP
\fB\-fxray\-always\-emit\-typedevents\fR
Determine whether to always emit __xray_typedevent(...) calls even if the function it appears in is not always instrumented.
.TP
\fB\-fxray\-always\-instrument=\fR <value>
DEPRECATED: Filename defining the whitelist for imbuing the 'always instrument' XRay attribute.
.TP
\fB\-fxray\-attr\-list=\fR <value>
Filename defining the list of functions/types for imbuing XRay attributes.
.TP
\fB\-fxray\-instruction\-threshold=\fR <value>
Sets the minimum function size to instrument with XRay
.TP
\fB\-fxray\-instrumentation\-bundle=\fR <value>
Select which XRay instrumentation points to emit. Options: all, none, function, custom. Default is 'all'.
.TP
\fB\-fxray\-instrument\fR
Generate XRay instrumentation sleds on function entry and exit
.TP
\fB\-fxray\-link\-deps\fR
Tells clang to add the link dependencies for XRay.
.TP
\fB\-fxray\-modes=\fR <value>
List of modes to link in by default into XRay instrumented binaries.
.TP
\fB\-fxray\-never\-instrument=\fR <value>
DEPRECATED: Filename defining the whitelist for imbuing the 'never instrument' XRay attribute.
.TP
\fB\-fzvector\fR
Enable System z vector language extension
.TP
\fB\-F\fR <value>
Add directory to framework include search path
.HP
\fB\-\-gcc\-toolchain=\fR<value> Use the gcc toolchain at the given directory
.TP
\fB\-gcodeview\fR
Generate CodeView debug information
.TP
\fB\-gdwarf\-2\fR
Generate source\-level debug information with dwarf version 2
.TP
\fB\-gdwarf\-3\fR
Generate source\-level debug information with dwarf version 3
.TP
\fB\-gdwarf\-4\fR
Generate source\-level debug information with dwarf version 4
.TP
\fB\-gdwarf\-5\fR
Generate source\-level debug information with dwarf version 5
.TP
\fB\-gembed\-source\fR
Embed source text in DWARF debug sections
.TP
\fB\-gline\-tables\-only\fR
Emit debug line number tables only
.TP
\fB\-gmodules\fR
Generate debug info with external references to clang modules or precompiled headers
.TP
\fB\-gno\-embed\-source\fR
Restore the default behavior of not embedding source text in DWARF debug sections
.TP
\fB\-gz=\fR<value>
DWARF debug sections compression type
.TP
\fB\-gz\fR
DWARF debug sections compression type
.TP
\fB\-G\fR <size>
Put objects of at most <size> bytes into small data section (MIPS / Hexagon)
.TP
\fB\-g\fR
Generate source\-level debug information
.TP
\fB\-\-help\-hidden\fR
Display help for hidden options
.TP
\fB\-help\fR
Display available options
.TP
\fB\-\-hip\-device\-lib\-path=\fR<value>
HIP device library path
.TP
\fB\-\-hip\-device\-lib=\fR<value>
HIP device library
.TP
\fB\-\-hip\-link\fR
Link clang\-offload\-bundler bundles for HIP
.TP
\fB\-H\fR
Show header includes and nesting depth
.TP
\fB\-I\-\fR
Restrict all prior \fB\-I\fR flags to double\-quoted inclusion and remove current directory from include path
.TP
\fB\-idirafter\fR <value>
Add directory to AFTER include search path
.TP
\fB\-iframeworkwithsysroot\fR <directory>
Add directory to SYSTEM framework search path, absolute paths are relative to \fB\-isysroot\fR
.TP
\fB\-iframework\fR <value>
Add directory to SYSTEM framework search path
.TP
\fB\-imacros\fR <file>
Include macros from file before parsing
.TP
\fB\-include\-pch\fR <file>
Include precompiled header file
.TP
\fB\-include\fR <file>
Include file before parsing
.TP
\fB\-index\-header\-map\fR
Make the next included directory (\fB\-I\fR or \fB\-F\fR) an indexer header map
.TP
\fB\-iprefix\fR <dir>
Set the \fB\-iwithprefix\fR/\-iwithprefixbefore prefix
.TP
\fB\-iquote\fR <directory>
Add directory to QUOTE include search path
.TP
\fB\-isysroot\fR <dir>
Set the system root directory (usually /)
.TP
\fB\-isystem\-after\fR <directory>
Add directory to end of the SYSTEM include search path
.TP
\fB\-isystem\fR <directory>
Add directory to SYSTEM include search path
.TP
\fB\-ivfsoverlay\fR <value>
Overlay the virtual filesystem described by file over the real file system
.TP
\fB\-iwithprefixbefore\fR <dir>
Set directory to include search path with prefix
.TP
\fB\-iwithprefix\fR <dir>
Set directory to SYSTEM include search path with prefix
.TP
\fB\-iwithsysroot\fR <directory>
Add directory to SYSTEM include search path, absolute paths are relative to \fB\-isysroot\fR
.TP
\fB\-I\fR <dir>
Add directory to include search path
.TP
\fB\-L\fR <dir>
Add directory to library search path
.TP
\fB\-mabicalls\fR
Enable SVR4\-style position\-independent code (Mips only)
.TP
\fB\-malign\-double\fR
Align doubles to two words in structs (x86 only)
.TP
\fB\-mbackchain\fR
Link stack frames through backchain on System Z
.TP
\fB\-mcrc\fR
Allow use of CRC instructions (ARM/Mips only)
.TP
\fB\-MD\fR
Write a depfile containing user and system headers
.TP
\fB\-meabi\fR <value>
Set EABI type, e.g. 4, 5 or gnu (default depends on triple)
.TP
\fB\-membedded\-data\fR
Place constants in the .rodata section instead of the .sdata section even if they meet the \fB\-G\fR <size> threshold (MIPS)
.TP
\fB\-mexecute\-only\fR
Disallow generation of data access to code sections (ARM only)
.TP
\fB\-mextern\-sdata\fR
Assume that externally defined data is in the small data if it meets the \fB\-G\fR <size> threshold (MIPS)
.TP
\fB\-mfentry\fR
Insert calls to fentry at function entry (x86 only)
.HP
\fB\-mfix\-cortex\-a53\-835769\fR Workaround Cortex\-A53 erratum 835769 (AArch64 only)
.TP
\fB\-mfp32\fR
Use 32\-bit floating point registers (MIPS only)
.TP
\fB\-mfp64\fR
Use 64\-bit floating point registers (MIPS only)
.TP
\fB\-MF\fR <file>
Write depfile output from \fB\-MMD\fR, \fB\-MD\fR, \fB\-MM\fR, or \fB\-M\fR to <file>
.TP
\fB\-mgeneral\-regs\-only\fR
Generate code which only uses the general purpose registers (AArch64 only)
.TP
\fB\-mglobal\-merge\fR
Enable merging of globals
.TP
\fB\-mgpopt\fR
Use GP relative accesses for symbols known to be in a small data section (MIPS)
.TP
\fB\-MG\fR
Add missing headers to depfile
.TP
\fB\-mhvx\-length=\fR<value>
Set Hexagon Vector Length
.TP
\fB\-mhvx=\fR<value>
Enable Hexagon Vector eXtensions
.TP
\fB\-mhvx\fR
Enable Hexagon Vector eXtensions
.TP
\fB\-miamcu\fR
Use Intel MCU ABI
.TP
\fB\-\-migrate\fR
Run the migrator
.TP
\fB\-mincremental\-linker\-compatible\fR
(integrated\-as) Emit an object file which can be used with an incremental linker
.HP
\fB\-mindirect\-jump=\fR<value> Change indirect jump instructions to inhibit speculation
.TP
\fB\-mios\-version\-min=\fR<value>
Set iOS deployment target
.TP
\fB\-MJ\fR <value>
Write a compilation database entry per input
.TP
\fB\-mllvm\fR <value>
Additional arguments to forward to LLVM's option processing
.TP
\fB\-mlocal\-sdata\fR
Extend the \fB\-G\fR behaviour to object local data (MIPS)
.TP
\fB\-mlong\-calls\fR
Generate branches with extended addressability, usually via indirect jumps.
.TP
\fB\-mmacosx\-version\-min=\fR<value>
Set Mac OS X deployment target
.TP
\fB\-mmadd4\fR
Enable the generation of 4\-operand madd.s, madd.d and related instructions.
.TP
\fB\-MMD\fR
Write a depfile containing user headers
.TP
\fB\-mmemops\fR
Enable generation of memop instructions
.TP
\fB\-mms\-bitfields\fR
Set the default structure layout to be compatible with the Microsoft compiler standard
.TP
\fB\-mmsa\fR
Enable MSA ASE (MIPS only)
.TP
\fB\-mmt\fR
Enable MT ASE (MIPS only)
.TP
\fB\-MM\fR
Like \fB\-MMD\fR, but also implies \fB\-E\fR and writes to stdout by default
.TP
\fB\-mno\-abicalls\fR
Disable SVR4\-style position\-independent code (Mips only)
.TP
\fB\-mno\-crc\fR
Disallow use of CRC instructions (Mips only)
.TP
\fB\-mno\-embedded\-data\fR
Do not place constants in the .rodata section instead of the .sdata if they meet the \fB\-G\fR <size> threshold (MIPS)
.TP
\fB\-mno\-execute\-only\fR
Allow generation of data access to code sections (ARM only)
.TP
\fB\-mno\-extern\-sdata\fR
Do not assume that externally defined data is in the small data if it meets the \fB\-G\fR <size> threshold (MIPS)
.TP
\fB\-mno\-fix\-cortex\-a53\-835769\fR
Don't workaround Cortex\-A53 erratum 835769 (AArch64 only)
.TP
\fB\-mno\-global\-merge\fR
Disable merging of globals
.TP
\fB\-mno\-gpopt\fR
Do not use GP relative accesses for symbols known to be in a small data section (MIPS)
.TP
\fB\-mno\-hvx\fR
Disable Hexagon Vector eXtensions
.TP
\fB\-mno\-implicit\-float\fR
Don't generate implicit floating point instructions
.TP
\fB\-mno\-incremental\-linker\-compatible\fR
(integrated\-as) Emit an object file which cannot be used with an incremental linker
.TP
\fB\-mno\-local\-sdata\fR
Do not extend the \fB\-G\fR behaviour to object local data (MIPS)
.TP
\fB\-mno\-long\-calls\fR
Restore the default behaviour of not generating long calls
.TP
\fB\-mno\-madd4\fR
Disable the generation of 4\-operand madd.s, madd.d and related instructions.
.TP
\fB\-mno\-memops\fR
Disable generation of memop instructions
.TP
\fB\-mno\-movt\fR
Disallow use of movt/movw pairs (ARM only)
.TP
\fB\-mno\-ms\-bitfields\fR
Do not set the default structure layout to be compatible with the Microsoft compiler standard
.TP
\fB\-mno\-msa\fR
Disable MSA ASE (MIPS only)
.TP
\fB\-mno\-mt\fR
Disable MT ASE (MIPS only)
.TP
\fB\-mno\-neg\-immediates\fR
Disallow converting instructions with negative immediates to their negation or inversion.
.TP
\fB\-mno\-nvj\fR
Disable generation of new\-value jumps
.TP
\fB\-mno\-nvs\fR
Disable generation of new\-value stores
.TP
\fB\-mno\-outline\fR
Disable function outlining (AArch64 only)
.TP
\fB\-mno\-packets\fR
Disable generation of instruction packets
.TP
\fB\-mno\-relax\fR
Disable linker relaxation
.TP
\fB\-mno\-restrict\-it\fR
Allow generation of deprecated IT blocks for ARMv8. It is off by default for ARMv8 Thumb mode
.TP
\fB\-mno\-stack\-arg\-probe\fR
Disable stack probes which are enabled by default
.TP
\fB\-mno\-unaligned\-access\fR
Force all memory accesses to be aligned (AArch32/AArch64 only)
.TP
\fB\-mno\-xnack\fR
Disable XNACK (AMDGPU only)
.TP
\fB\-mnocrc\fR
Disallow use of CRC instructions (ARM only)
.TP
\fB\-mnvj\fR
Enable generation of new\-value jumps
.TP
\fB\-mnvs\fR
Enable generation of new\-value stores
.TP
\fB\-module\-dependency\-dir\fR <value>
Directory to dump module dependencies to
.TP
\fB\-module\-file\-info\fR
Provide information about a particular module file
.TP
\fB\-momit\-leaf\-frame\-pointer\fR
Omit frame pointer setup for leaf functions
.TP
\fB\-moutline\fR
Enable function outlining (AArch64 only)
.TP
\fB\-mpackets\fR
Enable generation of instruction packets
.TP
\fB\-mpie\-copy\-relocations\fR
Use copy relocations support for PIE builds
.TP
\fB\-mprefer\-vector\-width=\fR<value>
Specifies preferred vector width for auto\-vectorization. Defaults to 'none' which allows target specific decisions.
.TP
\fB\-MP\fR
Create phony target for each dependency (other than main file)
.TP
\fB\-mqdsp6\-compat\fR
Enable hexagon\-qdsp6 backward compatibility
.TP
\fB\-MQ\fR <value>
Specify name of main file output to quote in depfile
.TP
\fB\-mrelax\-all\fR
(integrated\-as) Relax all machine instructions
.TP
\fB\-mrelax\fR
Enable linker relaxation
.TP
\fB\-mrestrict\-it\fR
Disallow generation of deprecated IT blocks for ARMv8. It is on by default for ARMv8 Thumb mode.
.TP
\fB\-mrtd\fR
Make StdCall calling convention the default
.TP
\fB\-msoft\-float\fR
Use software floating point
.TP
\fB\-mstack\-alignment=\fR<value>
Set the stack alignment
.TP
\fB\-mstack\-arg\-probe\fR
Enable stack probes
.TP
\fB\-mstack\-probe\-size=\fR<value>
Set the stack probe size
.TP
\fB\-mstackrealign\fR
Force realign the stack at entry to every function
.TP
\fB\-mthread\-model\fR <value>
The thread model to use, e.g. posix, single (posix by default)
.TP
\fB\-mtp=\fR<value>
Read thread pointer from coprocessor register (ARM only)
.TP
\fB\-MT\fR <value>
Specify name of main file output in depfile
.TP
\fB\-munaligned\-access\fR
Allow memory accesses to be unaligned (AArch32/AArch64 only)
.TP
\fB\-MV\fR
Use NMake/Jom format for the depfile
.TP
\fB\-mxnack\fR
Enable XNACK (AMDGPU only)
.TP
\fB\-M\fR
Like \fB\-MD\fR, but also implies \fB\-E\fR and writes to stdout by default
.TP
\fB\-\-no\-cuda\-gpu\-arch=\fR<value>
Remove GPU architecture (e.g. sm_35) from the list of GPUs to compile for. 'all' resets the list to its default value.
.TP
\fB\-\-no\-cuda\-include\-ptx=\fR<value>
Do not include PTX for the follwing GPU architecture (e.g. sm_35) or 'all'. May be specified more than once.
.HP
\fB\-\-no\-cuda\-version\-check\fR Don't error out if the detected version of the CUDA install is too low for the requested CUDA gpu architecture.
.TP
\fB\-\-no\-system\-header\-prefix=\fR<prefix>
Treat all #include paths starting with <prefix> as not including a system header.
.TP
\fB\-nobuiltininc\fR
Disable builtin #include directories
.TP
\fB\-nostdinc\fR++
Disable standard #include directories for the C++ standard library
.TP
\fB\-ObjC\fR++
Treat source input files as Objective\-C++ inputs
.HP
\fB\-objcmt\-atomic\-property\fR Make migration to 'atomic' properties
.TP
\fB\-objcmt\-migrate\-all\fR
Enable migration to modern ObjC
.TP
\fB\-objcmt\-migrate\-annotation\fR
Enable migration to property and method annotations
.TP
\fB\-objcmt\-migrate\-designated\-init\fR
Enable migration to infer NS_DESIGNATED_INITIALIZER for initializer methods
.TP
\fB\-objcmt\-migrate\-instancetype\fR
Enable migration to infer instancetype for method result type
.TP
\fB\-objcmt\-migrate\-literals\fR
Enable migration to modern ObjC literals
.TP
\fB\-objcmt\-migrate\-ns\-macros\fR
Enable migration to NS_ENUM/NS_OPTIONS macros
.TP
\fB\-objcmt\-migrate\-property\-dot\-syntax\fR
Enable migration of setter/getter messages to property\-dot syntax
.TP
\fB\-objcmt\-migrate\-property\fR
Enable migration to modern ObjC property
.TP
\fB\-objcmt\-migrate\-protocol\-conformance\fR
Enable migration to add protocol conformance on classes
.TP
\fB\-objcmt\-migrate\-readonly\-property\fR
Enable migration to modern ObjC readonly property
.TP
\fB\-objcmt\-migrate\-readwrite\-property\fR
Enable migration to modern ObjC readwrite property
.TP
\fB\-objcmt\-migrate\-subscripting\fR
Enable migration to modern ObjC subscripting
.TP
\fB\-objcmt\-ns\-nonatomic\-iosonly\fR
Enable migration to use NS_NONATOMIC_IOSONLY macro for setting property's 'atomic' attribute
.TP
\fB\-objcmt\-returns\-innerpointer\-property\fR
Enable migration to annotate property with NS_RETURNS_INNER_POINTER
.TP
\fB\-objcmt\-whitelist\-dir\-path=\fR<value>
Only modify files with a filename contained in the provided directory path
.TP
\fB\-ObjC\fR
Treat source input files as Objective\-C inputs
.TP
\fB\-o\fR <file>
Write output to <file>
.TP
\fB\-pg\fR
Enable mcount instrumentation
.TP
\fB\-pipe\fR
Use pipes between commands, when possible
.TP
\fB\-\-precompile\fR
Only precompile the input
.HP
\fB\-print\-file\-name=\fR<file> Print the full library path of <file>
.TP
\fB\-print\-ivar\-layout\fR
Enable Objective\-C Ivar layout bitmap print trace
.HP
\fB\-print\-libgcc\-file\-name\fR Print the library path for the currently used compiler runtime library ("libgcc.a" or "libclang_rt.builtins.*.a")
.HP
\fB\-print\-prog\-name=\fR<name> Print the full program path of <name>
.TP
\fB\-print\-resource\-dir\fR
Print the resource directory pathname
.TP
\fB\-print\-search\-dirs\fR
Print the paths used for finding libraries and programs
.TP
\fB\-pthread\fR
Support POSIX threads in generated code
.TP
\fB\-\-ptxas\-path=\fR<value>
Path to ptxas (used for compiling CUDA code)
.TP
\fB\-P\fR
Disable linemarker output in \fB\-E\fR mode
.TP
\fB\-Qn\fR
Do not emit metadata containing compiler name and version
.TP
\fB\-Qunused\-arguments\fR
Don't emit warning for unused driver arguments
.TP
\fB\-Qy\fR
Emit metadata containing compiler name and version
.TP
\fB\-relocatable\-pch\fR
Whether to build a relocatable precompiled header
.TP
\fB\-rewrite\-legacy\-objc\fR
Rewrite Legacy Objective\-C source to C++
.TP
\fB\-rewrite\-objc\fR
Rewrite Objective\-C source to C++
.HP
\fB\-Rpass\-analysis=\fR<value> Report transformation analysis from optimization passes whose name matches the given POSIX regular expression
.TP
\fB\-Rpass\-missed=\fR<value>
Report missed transformations by optimization passes whose name matches the given POSIX regular expression
.TP
\fB\-Rpass=\fR<value>
Report transformations performed by optimization passes whose name matches the given POSIX regular expression
.TP
\fB\-rtlib=\fR<value>
Compiler runtime library to use
.TP
\fB\-R\fR<remark>
Enable the specified remark
.TP
\fB\-save\-stats=\fR<value>
Save llvm statistics.
.TP
\fB\-save\-stats\fR
Save llvm statistics.
.TP
\fB\-save\-temps=\fR<value>
Save intermediate compilation results.
.TP
\fB\-save\-temps\fR
Save intermediate compilation results
.TP
\fB\-serialize\-diagnostics\fR <value>
Serialize compiler diagnostics to a file
.TP
\fB\-std=\fR<value>
Language standard to compile for
.TP
\fB\-stdlib=\fR<value>
C++ standard library to use
.TP
\fB\-\-system\-header\-prefix=\fR<prefix>
Treat all #include paths starting with <prefix> as including a system header.
.TP
\fB\-S\fR
Only run preprocess and compilation steps
.TP
\fB\-\-target=\fR<value>
Generate code for the given target
.TP
\fB\-Tbss\fR <addr>
Set starting address of BSS to <addr>
.TP
\fB\-Tdata\fR <addr>
Set starting address of DATA to <addr>
.TP
\fB\-time\fR
Time individual commands
.TP
\fB\-traditional\-cpp\fR
Enable some traditional CPP emulation
.TP
\fB\-trigraphs\fR
Process trigraph sequences
.TP
\fB\-Ttext\fR <addr>
Set starting address of TEXT to <addr>
.TP
\fB\-T\fR <script>
Specify <script> as linker script
.TP
\fB\-undef\fR
undef all system defines
.TP
\fB\-U\fR <macro>
Undefine macro <macro>
.TP
\fB\-\-verify\-debug\-info\fR
Verify the binary representation of debug output
.TP
\fB\-verify\-pch\fR
Load and verify that a pre\-compiled header file is not stale
.TP
\fB\-\-version\fR
Print version information
.TP
\fB\-v\fR
Show commands to run and use verbose output
.TP
\fB\-Wa\fR,<arg>
Pass the comma separated arguments in <arg> to the assembler
.TP
\fB\-Wdeprecated\fR
Enable warnings for deprecated constructs and define __DEPRECATED
.TP
\fB\-Wl\fR,<arg>
Pass the comma separated arguments in <arg> to the linker
.TP
\fB\-working\-directory\fR <value>
Resolve file paths relative to the specified directory
.TP
\fB\-Wp\fR,<arg>
Pass the comma separated arguments in <arg> to the preprocessor
.TP
\fB\-W\fR<warning>
Enable the specified warning
.TP
\fB\-w\fR
Suppress all warnings
.TP
\fB\-Xanalyzer\fR <arg>
Pass <arg> to the static analyzer
.TP
\fB\-Xassembler\fR <arg>
Pass <arg> to the assembler
.TP
\fB\-Xclang\fR <arg>
Pass <arg> to the clang compiler
.TP
\fB\-Xcuda\-fatbinary\fR <arg>
Pass <arg> to fatbinary invocation
.TP
\fB\-Xcuda\-ptxas\fR <arg>
Pass <arg> to the ptxas assembler
.TP
\fB\-Xlinker\fR <arg>
Pass <arg> to the linker
.TP
\fB\-Xopenmp\-target=\fR<triple> <arg>
Pass <arg> to the target offloading toolchain identified by <triple>.
.TP
\fB\-Xopenmp\-target\fR <arg>
Pass <arg> to the target offloading toolchain.
.TP
\fB\-Xpreprocessor\fR <arg>
Pass <arg> to the preprocessor
.TP
\fB\-x\fR <language>
Treat subsequent input files as having type <language>
.TP
\fB\-z\fR <arg>
Pass \fB\-z\fR <arg> to the linker
.PP
CastXML project maintained and supported by Kitware (kitware.com).
.PP
clang version 7.0.1\-8 (tags/RELEASE_701/final)
Target: x86_64\-pc\-linux\-gnu
Thread model: posix
InstalledDir: