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/usr/bin/llvm-nm

Low-level virtual machine 23 - core frameworks

From llvm-23 23.1.5-r0 (os), captured 2026-11-05 by running llvm-nm --help (exit 0). permalink

Also provided by 11 other package versions
OVERVIEW: LLVM symbol table dumper

USAGE: /usr/bin/llvm-nm [options] <input object files>

OPTIONS:
  -A                Alias for --print-file-name
  -a                Alias for --debug-syms
  -B                Alias for --format=bsd
  -C                Alias for --demangle
  --debug-syms      Show all symbols, even debugger only
  --defined-only    Show only defined symbols
  --demangle        Demangle C++ symbol names
  --dynamic         Display dynamic symbols instead of normal symbols
  -D                Alias for --dynamic
  --export-symbols  Export symbol list for all inputs
  --extern-only     Show only external symbols
  --format=<format> Specify output format: bsd (default), posix, sysv, darwin, just-symbols
  -f <format>       Alias for --format
  -g                Alias for --extern-only
  --help            Display this help
  -h                Alias for --help
  -j                Alias for --format=just-symbols
  --line-numbers    Use debugging information to print symbols' filenames and line numbers
  -l                Alias for --line-numbers
  -m                Alias for --format=darwin
  --no-demangle     Don't demangle symbol names
  --no-llvm-bc      Disable LLVM bitcode reader
  --no-sort         Show symbols in order encountered
  --no-weak         Show only non-weak symbols
  --numeric-sort    Sort symbols by address
  -n                Alias for --numeric-sort
  -o                Alias for --print-file-name
  --portability     Alias for --format=posix
  --print-armap     Print the archive map
  --print-file-name Precede each symbol with the object file it came from
  --print-size      Show symbol size as well as address
  -P                Alias for --format=posix
  -p                Alias for --no-sort
  --quiet           Suppress 'no symbols' diagnostic
  --radix=<radix>   Radix (o/d/x) for printing symbol Values
  --reverse-sort    Sort in reverse order
  -r                Alias for --reverse-sort
  --size-sort       Sort symbols by size
  --special-syms    Do not filter special symbols from the output
  -S                Alias for --print-size
  -t <radix>        Alias for --radix
  --undefined-only  Show only undefined symbols
  -U                Alias for --defined-only
  -u                Alias for --undefined-only
  --version         Display the version
  -V                Alias for --version
  -v                Alias for --numeric-sort
  -W                Alias for --no-weak
  -X <value>        Specifies the type of ELF, XCOFF, or IR object file to examine. The value must be one of: 32, 64, 32_64, any (default)

llvm-nm Mach-O Specific Options:
  --add-dyldinfo    Add symbols from the dyldinfo not already in the symbol table
  --add-inlinedinfo Add symbols from the inlined libraries, TBD only
  --arch=<value>    architecture(s) from a Mach-O file to dump
  --dyldinfo-only   Show only symbols from the dyldinfo
  --no-dyldinfo     Don't add any symbols from the dyldinfo
  -s                Dump only symbols from this segment and section name
  -x                Print symbol entry in hex

llvm-nm XCOFF Specific Options:
  --no-rsrc Exclude resource file symbols (__rsrc) from the export symbol list.

Pass @FILE as argument to read options from FILE.
Options (53)
OptionDescriptionSource
-AAlias for --print-file-namehelp
-aAlias for --debug-symshelp
-BAlias for --format=bsdhelp
-CAlias for --demanglehelp
--debug-symsShow all symbols, even debugger onlyhelp
--defined-onlyShow only defined symbolshelp
--demangleDemangle C++ symbol nameshelp
--dynamicDisplay dynamic symbols instead of normal symbolshelp
-DAlias for --dynamichelp
--export-symbolsExport symbol list for all inputshelp
--extern-onlyShow only external symbolshelp
-f formatAlias for --formathelp
-gAlias for --extern-onlyhelp
--helpDisplay this helphelp
-hAlias for --helphelp
-jAlias for --format=just-symbolshelp
--line-numbersUse debugging information to print symbols' filenames and line numbershelp
-lAlias for --line-numbershelp
-mAlias for --format=darwinhelp
--no-demangleDon't demangle symbol nameshelp
--no-llvm-bcDisable LLVM bitcode readerhelp
--no-sortShow symbols in order encounteredhelp
--no-weakShow only non-weak symbolshelp
--numeric-sortSort symbols by addresshelp
-nAlias for --numeric-sorthelp
-oAlias for --print-file-namehelp
--portabilityAlias for --format=posixhelp
--print-armapPrint the archive maphelp
--print-sizeShow symbol size as well as addresshelp
-PAlias for --format=posixhelp
-pAlias for --no-sorthelp
--quietSuppress 'no symbols' diagnostichelp
--radix radixRadix (o/d/x) for printing symbol Valueshelp
--reverse-sortSort in reverse orderhelp
-rAlias for --reverse-sorthelp
--size-sortSort symbols by sizehelp
--special-symsDo not filter special symbols from the outputhelp
-SAlias for --print-sizehelp
-t radixAlias for --radixhelp
--undefined-onlyShow only undefined symbolshelp
-UAlias for --defined-onlyhelp
-uAlias for --undefined-onlyhelp
--versionDisplay the versionhelp
-VAlias for --versionhelp
-vAlias for --numeric-sorthelp
-WAlias for --no-weakhelp
-X valueSpecifies the type of ELF, XCOFF, or IR object file to examine.help
--add-dyldinfoAdd symbols from the dyldinfo not already in the symbol tablehelp
--arch valuearchitecture(s) from a Mach-O file to dumphelp
--dyldinfo-onlyShow only symbols from the dyldinfohelp
--no-dyldinfoDon't add any symbols from the dyldinfohelp
-sDump only symbols from this segment and section namehelp
-xPrint symbol entry in hexhelp

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.