[cfe-users] clang, gcc, g++ ABI, and CMake

Nick Lewycky nlewycky at google.com
Sun Aug 11 19:28:07 PDT 2013

On 11 August 2013 12:59, Tom Browder <tom.browder at gmail.com> wrote:

> I want to start using clang and clang++ but have a few questions:
> 1.  Has anyone a working, general solution for driving a CMake-built
> project with clang or clang++ (using build directories not polluted by
> gcc/g++ attempts)?
> 2.  Are clang- and clang++-built libraries and programs
> interchangeable with gcc- and g++-built libraries and programs?

Yes. GCC and Clang implement the same ABI, any issues here is a bug either
in GCC or in Clang.

> 3.  Are clang- and clang++-built libraries and programs usable on
> another Linux host (same distro, both 64-bit) without LLVM installed?

Yes. Clang built binaries don't inherently rely on llvm.

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