[LLVMdev] OCaml bindings broken in trunk

Nuno Lopes
Fri, 07 Sep 2012 22:40:53 -0000

The linking issue is a recent breakage.
I traced it back to r163175. Basically LLVMConstInlineAsm() got an
additional parameter, but the C headers and the OCaml bindings were not
updated accordingly.

About the miscompilations, can you provide further details?

Nuno


----- Original Message -----
> I've recently upgraded my project-local copy of LLVM from 3.1svn to the
> latest 3.2svn, and all hell broke loose in my attempts to build OCaml
> projects.
>
> Trying to narrow it down, I tried testing examples/OCaml-Kaleidoscope and
> eventually test/Bindings, only to discover that literally nothing in the
> repository which uses the OCaml bindings seems to build in the current
> trunk:
>
> - OCaml-Kaleidoscope/Chapter{2-6} fail early with apparent Makefile
> misconfigurations
> - test/Bindings/OCaml/* fail to link for lack of `_LLVMConstInlineAsm`,
> which is also the first (of many) symbols I struggled to link correctly in
> my own project after upgrading and rebuilding.
>
> Is this a known state of affairs?
>
> This came up first on OS X 10.8.1, Homebrew OCaml 3.12.1, and a fresh bare
> checkout of trunk at 163420. I reproduced it exactly on Ubuntu 12.04 (with
> stock OCaml 3.12.1 and trunk at 163420).
>
> Thanks.