macOS
brew install llvm@21local Homebrew formula metadata
sudo port install llvm-21MacPorts ports tree · lang/llvm-21/Portfile · Quelle: api.github.com
brew
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für llvm@21 in AI-Agent-Workflows.
Installation
brew install llvm@21local Homebrew formula metadata
sudo port install llvm-21MacPorts ports tree · lang/llvm-21/Portfile · Quelle: api.github.com
sudo apk add llvm21Alpine Linux edge package indexes · llvm21 · Quelle: dl-cdn.alpinelinux.org
sudo dnf install llvm21Fedora Rawhide package metadata · llvm21 · Quelle: dl.fedoraproject.org
sudo pacman -S llvm21Arch Linux sync databases · llvm21 · Quelle: geo.mirror.pkgbuild.com
sudo zypper install llvm21openSUSE Tumbleweed package metadata · llvm21 · Quelle: download.opensuse.org
sudo apt install llvmDebian stable package indexes · llvm · Quelle: deb.debian.org
nix profile install nixpkgs#llvmnixpkgs package indexes · llvm · Quelle: raw.githubusercontent.com
choco install llvmChocolatey community package catalog · llvm · Quelle: community.chocolatey.org
scoop install main/llvmScoop official bucket manifest trees · bucket/llvm.json · Quelle: api.github.com
winget install --id LLVM.LLVM -eWindows Package Manager source index · LLVM.LLVM · Quelle: cdn.winget.microsoft.com
Überblick
Next-gen compiler infrastructure
Verlauf
LLVM 21 is the Homebrew versioned formula for the LLVM 21.x compiler infrastructure series, including Clang, LLVM command-line tools, LLD, MLIR tools, and related toolchain components.
LLVM began as a University of Illinois research project to provide a modern SSA-based compilation strategy for static and dynamic compilation. The project made its 1.0 release in October 2003 and later grew into an umbrella for compiler, debugger, runtime, linker, and analysis subprojects.
The upstream project describes LLVM as a collection of modular and reusable compiler and toolchain technologies rather than a single compiler. Its core libraries provide optimizer and code-generation infrastructure around LLVM IR, while Clang, LLD, LLDB, libc++, compiler-rt, MLIR, OpenMP, and other subprojects build on that base.
LLVM moved from academic compiler infrastructure into mainstream production use across commercial, open source, and research projects. The project highlights external users spanning language implementations, JITs, static analysis tools, linkers, debuggers, and high-performance computing toolchains.
For package managers, LLVM's release train and large set of CLI tools made it a common versioned dependency. Versioned formulae such as llvm@21 let users pin a major compiler stack while newer major releases continue to land.
Package users install LLVM for Clang and clang++, clang-format, clang-tidy, clangd, LLD, llvm-ar, llvm-objdump, llvm-config, opt, llc, FileCheck, MLIR tools, and many other compiler-development utilities. Upstream getting-started documentation centers on cloning llvm-project, configuring with CMake, and selecting enabled subprojects such as clang and lld.
Clang is documented as a C, C++, and Objective-C compiler driver that handles preprocessing, parsing, optimization, code generation, assembly, and linking, while transparently invoking lower-level compiler and linker tools.
LLVM is one of the canonical package-manager stress tests: huge source trees, many binaries, CMake builds, multiple runtime libraries, and a steady major-version cadence. Versioned formulae matter because downstream projects often need a specific Clang/LLVM ABI or tool behavior.
LLVM 21 is a recent pinned major for users who want a modern LLVM stack without tracking the latest release. It is useful in package sets that carry several LLVM majors so source builds can choose the compiler API, optimizer behavior, and clang tool versions they were tested with.
Sicherheitslage
Für llvm@21 wurde kein passendes lokales Secret-Handling-Manifest gefunden. Nucleus-Paketmetadaten bleiben hier veröffentlicht, damit künftige Abdeckung eine stabile Paket-URL hat.
Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.
Executables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
clang-21 | cli | globales Executable |
Aktualität
Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.
https://github.com/llvm/llvm-project
Installationsmetadaten
| Paketschlüssel | brew:llvm@21 |
|---|---|
| Version | 21.1.8 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/llvm@21 |
| Homepage | https://llvm.org/ |
| Repository | https://github.com/llvm/llvm-project |
| Upstream-Dokumentation | https://llvm.org/docs |
| Lizenz | Apache-2.0 WITH LLVM-exception |
| Quellarchiv | https://github.com/llvm/llvm-project/releases/download/llvmorg-21.1.8/llvm-project-21.1.8.src.tar.xz |
| Zuletzt aktualisiert | 2026-06-25T13:37:50+02:00 |
| Pulse | updated |
| Abhängigkeiten | zstd |
| Build-Abhängigkeiten | cmake, ninja, python@3.14 |
| Von macOS bereitgestellte Bibliotheken | libedit, libffi |
| Bottle | verfügbar (auf arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | definiert |
| Dienst | keiner deklariert |
| Einschränkungen | CLANG_CONFIG_FILE_SYSTEM_DIR: $HOMEBREW_PREFIX/etc/clang CLANG_CONFIG_FILE_USER_DIR: ~/.config/clang LLD is now provided in a separate formula: brew install lld@21 Using `clang`, `clang++`, etc., requires a CLT installation at `/Library/Developer/CommandLineTools`. If you don't want to install the CLT, you can write appropriate configuration files pointing to your SDK at ~/.config/clang. To use the bundled libunwind please use the following LDFLAGS: LDFLAGS="-L$HOMEBREW_PREFIX/opt/llvm@21/lib/unwind -lunwind" To use the bundled libc++ please use the following LDFLAGS: LDFLAGS="-L$HOMEBREW_PREFIX/opt/llvm@21/lib/c++ -L$HOMEBREW_PREFIX/opt/llvm@21/lib/unwind -lunwind" Features newer than system libc++ will require the following define to enable: CPPFLAGS="-D_LIBCPP_DISABLE_AVAILABILITY" NOTE: You probably want to use the libunwind and libc++ provided by macOS unless you know what you're doing. |
Registry-Fakten
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | llvm@21 |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | yes |
| URL Keys |
|
Source-Datenbank-Treffer
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
llvm-21
sudo port install llvm-21llvm21 21.1.8-r1
Low Level Virtual Machine compiler system, version 21
sudo apk add llvm21llvm21-dev 21.1.8-r1
Low Level Virtual Machine compiler system, version 21 (development files)
sudo apk add llvm21-devllvm21-gtest 21.1.8-r1
LLVM 21 gtest static libraries
sudo apk add llvm21-gtestllvm21-libs 21.1.8-r1
LLVM 21 runtime library
sudo apk add llvm21-libsllvm21-linker-tools 21.1.8-r1
Low Level Virtual Machine compiler system, version 21 (linker plugins)
sudo apk add llvm21-linker-toolsllvm21-static 21.1.8-r1
LLVM 21 static libraries
sudo apk add llvm21-staticllvm21-test-utils 21.1.8-r1
LLVM 21 utilities for executing LLVM and Clang style test suites
sudo apk add llvm21-test-utilsllvm21-test-utils-pyc 21.1.8-r1
Precompiled Python bytecode for llvm21-test-utils
sudo apk add llvm21-test-utils-pycclang21 21.1.8-6.fc45
A C language family front-end for LLVM
sudo dnf install clang21clang21-analyzer 21.1.8-6.fc45
A source code analysis framework
sudo dnf install clang21-analyzerclang21-devel 21.1.8-6.fc45
Development header files for clang
sudo dnf install clang21-develclang21-libs 21.1.8-6.fc45
Runtime library for clang
sudo dnf install clang21-libsclang21-resource-filesystem 21.1.8-6.fc45
Filesystem package that owns the clang resource directory
sudo dnf install clang21-resource-filesystemclang21-tools-extra 21.1.8-6.fc45
Extra tools for clang
sudo dnf install clang21-tools-extraclang21-tools-extra-devel 21.1.8-6.fc45
Development header files for clang tools
sudo dnf install clang21-tools-extra-develQuellspur
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