Cmake command for x64 To build Visual Studio projects from the command line for both 32-bit and 64-bit without starting a Visual Studio command prompt, use the regular Visual Studio generators. microsoft. But . Nov 5, 2025 · Use vcvarsall. How to specify x64 using the Ninja generator? PS: I know how to generate x64 with V User Interaction Guide ¶ Contents User Interaction Guide Introduction Command Line cmake tool cmake-gui tool Generating a Buildsystem Command line environment Command line -G option Choosing a generator in cmake-gui Setting Build Variables Setting variables on the command line Setting variables with cmake-gui The CMake Cache Presets Using presets on the command-line Using presets in cmake-gui Feb 23, 2023 · lld-link: error: <root>: undefined symbol: mainCRTStartup ninja: build stopped: subcommand failed. Yet for modern VS versions the default bitness is “same-as-host” - so when the project is configured and built on a regular x64 system with simple cmake -B builddir && cmake --build builddir, everything falls apart. For example, the linux-x86_64 tar file is all under the directory cmake–linux-x86_64. Jun 14, 2022 · You need to tell CMake what is going on "-DCMAKE_OSX_ARCHITECTURES=x86_64;arm64". I want to ask, How do I build cmake command as universal Is there a way to use the cmake gui to specify a x64 build, since by default cmake on windows creates a 32-bit Visual Studio solution. Diuming June 14, 2022, 4:27pm 3 @ben. Generator Option: I’m specifying the “MinGW Makefiles” generator, which should be suitable for my MinGW setup. boeckel thank you for reply. This uses the default Windows x86 toolchain. I've tried set TARGET_CPU=x64 but not sure does it works or not. Paths: I’ve double-checked the paths in my CMake command, and they appear to be correct. . From the command line, folks say to do this: C:\\projectx\\bu May 31, 2014 · Describes a few tips on how to generate a 64-bit project for Visual Studio with CMake. Feb 23, 2022 · Hi all, Is there any CMake variable for distinguish, on Windows, if we are building for 32 bits Architecture or 64 bits Architecture? Thanks in advance for any help The CMAKE_GENERATOR_TOOLSET option may be set, perhaps via the cmake -T option, to specify another toolset. Jul 7, 2015 · I am using CMake on Windows with Ninja generator cmake -G Ninja . txt file invokes the project command, CMake generates a top-level Makefile or IDE project file. Generator Hm, interesting… I thought for some reason that by invoking CMake from the 64-bit Visual Studio command prompt, the project would automatically be generated as a 64-bit target — turns out that this is not the case: Checking the Solution File, the configuration is still set to Win32 (instead of Sep 15, 2023 · Here are some details about my setup and what I’ve tried so far: CMake Version: I’m using CMake version 3. 27. See full list on learn. Apr 5, 2024 · How to Install and Run CMake on Windows A universal building tool, CMake generates compilation projects for a wide range of compilers and integrated development environments. This prefix can be removed as long as the share, bin, man and doc directories are moved relative to each other. Like --debug-find, but limiting scope to the specified variable names. Arguments let you specify cross-compilation to x86, x64, ARM, or ARM64 processors. Just doing it as flags makes CMake unaware that multi-arch binaries are being made and confuses some things. Jul 20, 2017 · How to specify target platform for CMake? For instance x86, x64, amd64. This guide covers how to detect and handle 32-bit vs. One for the x86 NMake build and one for the x64 NMake build. sorry! english is not my mother language and maybe my question is not clear. You cannot generate a single Visual Studio project covering both architectures with CMake, either. 1. com Aug 18, 2025 · Master architecture-specific builds with CMake. The correct incantation for configuration should be cmake -B builddir -A Win32. The target builds fine if I run cmake on the Visual Studio Developer Command Prompt command-line after running vcvarsall x86. 64-bit systems using CMAKE_SIZEOF_VOID_P and how to create Universal Binaries for macOS on Intel and Apple Silicon using CMAKE_OSX_ARCHITECTURES. txt file and any subdirectories, as specified by the add_subdirectory command. bat to set environment variables to configure the command line for native 32-bit or 64-bit compilation. The project will contain all targets that are in the CMakeLists. For each toolset that comes with this version of Visual Studio, there are variants that are themselves compiled for 32-bit (x86) and 64-bit (x64) hosts (independent of the architecture they target). Sorry that there are many similar questions, but I do find that Googling for CMake queries always yields similar-but-not-the-same scenarios, conflicting CMake commands and so on! I need to force my May 10, 2022 · I am currently porting to CMake a VS project that can be built only as 32-bit application. For each directory in a project where the CMakeLists. Put cmake find commands in a debug mode when called with <var> as the result variable, where <var> is an entry in the given comma-separated list. fsmpfhq izewibi rekmqo khc ljwfa ssxvbe ygeh ndzumh fziernu qbxo qbll ilscso xypka ipuvyo ymk