Libraries -x64- - Visual C 14 Runtime

This is a technical white paper regarding the . This document is suitable for software developers, system administrators, and DevOps engineers managing Windows application dependencies. Technical White Paper: Visual C++ 14 Runtime Libraries (x64) 1. Introduction The Microsoft Visual C++ 14 (VC++ 14) Runtime Libraries are a critical system component required to execute applications developed with Microsoft Visual Studio 2015, 2017, 2019, and 2022. Despite version number "14", this runtime services multiple major IDE releases due to Microsoft's binary compatibility policy.

| Library Name | Description | Key Exports/Usage | |--------------|-------------|--------------------| | vcruntime140.dll | Main runtime (CRT) | memcpy , printf , malloc , exception handling | | vcruntime140_1.dll | Additional CRT (VS 2017+) | __C_specific_handler , __current_exception | | msvcp140.dll | Standard C++ Library | std::string , std::vector , iostreams | | msvcp140_1.dll | Concurrent containers (parallel STL) | concurrent_vector , concurrent_queue | | msvcp140_2.dll | Additional STL features | Internal allocators | | msvcp140_atomic_wait.dll | Atomic wait operations (C++20) | __std_atomic_wait | | vccorlib140.dll | C++/CX support (UWP/WinRT) | Reference counting, async | | concrt140.dll | Concurrency Runtime | task_group , parallel_for | visual c 14 runtime libraries -x64-

| Visual Studio Release | Internal VC++ Version | Runtime DLL Version (x64) | |-----------------------|----------------------|----------------------------| | 2015 | 14.0 | 14.0.xxxxx | | 2017 | 14.1x | 14.16.xxxxx | | 2019 | 14.2x | 14.29.xxxxx | | 2022 | 14.3x | 14.38.xxxxx (latest) | All share the 14 major version. An application built with VS2022 can run on a system with only the VS2015 redistributable, provided the APIs used are unchanged. 3. Core Library Components (x64) When installed, the following files are placed in C:\Windows\System32 (for x64 libraries on a 64-bit OS). Note that on x64 Windows, System32 contains 64-bit binaries, while SysWOW64 contains 32-bit ones. This is a technical white paper regarding the

This paper focuses specifically on the architecture, detailing its composition, deployment, versioning, and troubleshooting. 2. Versioning and Nomenclature Understanding the versioning is essential: Introduction The Microsoft Visual C++ 14 (VC++ 14)