[LLVMdev] How do I update Ocaml debug info? (was Re: [llvm] r218914 - DI: Fold constant arguments into a single MDString)

[Duncan P. N. Exon Smith]

-llvm-commits, +llvmdev

> On Oct 2, 2014, at 2:57 PM, Duncan P. N. Exon Smith <dexonsmith at apple.com> wrote:
> 
> Author: dexonsmith
> Date: Thu Oct  2 16:56:57 2014
> New Revision: 218914
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=218914&view=rev
> Log:
> DI: Fold constant arguments into a single MDString
> 
> This patch addresses the first stage of PR17891 by folding constant
> arguments together into a single MDString.  Integers are stringified and
> a `\0` character is used as a separator.
> 
> Part of PR17891.
> 
> Note: I've attached my testcases upgrade scripts to the PR.  If I've
> just broken your out-of-tree testcases, they might help.
> 

Among other things, this commit broke the Ocaml debug info test [1].
It's not obvious to me how to fix it (I don't speak Ocaml).  Anyone know
what to do?  (Is it reasonable for me to just XFAIL it, file a PR, and
move on?)

[1]: http://lab.llvm.org:8011/builders/llvm-hexagon-elf/builds/11579