# LLVM 22 MacPorts CMake setup

> Source: <https://gist.github.com/SXHRYU/9dd013344f0ea33ae69e977dbe52455e>
> Published: 2026-05-22 15:03:46+00:00

launch.json

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{

    "version": "0.2.0",

    "configurations": [

        {

            "name": "Run",

            "type": "lldb",

            "request": "launch",

            "program": "build/<progname>",

            "args": [],

            "cwd": "${workspaceFolder}",

        },

        {

            "name": "<progname> compile+run",

            "type": "lldb",

            "request": "launch",

            "program": "${workspaceFolder}/build/<progname>",

            "args": [],

            "cwd": "${workspaceFolder}",

            "preLaunchTask": "cmake",

        },

    ]

}

Makefile

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cmake-configure:

	rm -rf build && cmake --toolchain toolchain.cmake -S . -B build

cmake-build:

	cmake --build build -v

tasks.json

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{

    "tasks": [

        {

            "label": "cmake-configure",

            "type": "shell",

            "command": "make",

            "args": [

                "cmake-configure",

            ],

            "presentation": {

                "close": true,

                "reveal": "never",

                "showReuseMessage": false,

                "echo": false,

            },

        },

        {

            "label": "cmake-build",

            "type": "shell",

            "command": "make",

            "args": [

                "cmake-build",

            ],

            "presentation": {

                "close": true,

                "reveal": "never",

                "showReuseMessage": false,

                "echo": false,

            },

        },

        {

            "label": "cmake",

            "type": "shell",

            "dependsOn": [

                "cmake-configure",

                "cmake-build",

            ],

            "dependsOrder": "sequence",

            "presentation": {

                "close": true,

                "reveal": "never",

                "showReuseMessage": false,

                "echo": false,

            },

        }

    ],

    "version": "2.0.0"

}

toolchain.cmake

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# минимальная настройка, чтобы завести проект на шайтан-машине

# Mac Mini 2014 MacOS Monterey 12.7.6

# cmake --toolchain toolchain.cmake -S . -B build

set(CMAKE_CXX_COMPILER /opt/local/libexec/llvm-22/bin/clang++)

set(CMAKE_CXX_STANDARD 23)

set(CMAKE_CXX_STANDARD_REQUIRED On)

set(CMAKE_CXX_EXTENSIONS Off)

set(CMAKE_OSX_DEPLOYMENT_TARGET 13.3)

set(CMAKE_EXPORT_COMPILE_COMMANDS On)

add_compile_options(

    -stdlib=libc++

    -nostdinc++

    "-isystem/usr/local/include"

    "-isystem/opt/local/libexec/llvm-22/include/c++/v1"

    "-isystem/opt/local/libexec/llvm-22/lib/clang/22/include"

)

add_link_options(

    -stdlib=libc++

    "-Wl,-rpath,/opt/local/libexec/llvm-22/lib/libc++"

    "-Wl,-rpath,/opt/local/libexec/llvm-22/lib/libunwind"

    "-L/opt/local/libexec/llvm-22/lib/libc++"

    "-L/opt/local/libexec/llvm-22/lib/libunwind"

)