Borland C++ in its original form does not officially support native 64-bit compilation. While the legacy tools can often run on 64-bit Windows through compatibility layers, modern 64-bit C++ development has moved to its successor, . The Legacy of Borland C++
: You can install version 5.02 or the free 5.5 command-line tools on modern 64-bit Windows using Windows XP Compatibility Mode and administrative privileges.
: Native 64-bit support was first introduced in C++Builder XE3 (late 2012) and became standard in XE4 (2013) with a new compiler based on Clang . borland-c-64-bit
: The visual drag-and-drop framework you might remember from Borland is now fully 64-bit enabled in C++Builder. Comparison Table: 32-bit vs. 64-bit Tools C++Builder 64-bit Windows Application Development
: The final standalone release, Borland C++ 5.02 (1997), is a 32-bit IDE that can produce 16-bit and 32-bit executables but lacks a 64-bit compiler. Borland C++ in its original form does not
: Current versions, such as C++Builder 11 and 12, support C++17 and C++20/23 standards for Win64 development.
Originally released for MS-DOS and early Windows, Borland C++ was a titan of the 1990s. : Native 64-bit support was first introduced in
: In 2008, Embarcadero Technologies acquired Borland’s compiler tools and rebranded them as part of the RAD Studio suite. Modern 64-bit Development: C++Builder