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++
: 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 borland-c-64-bit
: Current versions, such as C++Builder 11 and 12, support C++17 and C++20/23 standards for Win64 development. Borland C++ in its original form does not
If you need to target 64-bit Windows (Win64) with Borland-style rapid application development, you must use Embarcadero C++Builder . Comparison Table: 32-bit vs
: 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