[clang] [clang] Add nuw attribute to GEPs (PR #105496)

[David Sherwood via cfe-commits]

david-arm wrote:

> > > This patch breaks: https://lab.llvm.org/buildbot/#/builders/25/builds/1952 https://lab.llvm.org/buildbot/#/builders/52/builds/1775
> > 
> > 
> > From the buildbot run I can see 12 or 13 changes in the build that failed. Just out of curiosity how did you find out it was this patch that caused it?
> 
> Bisected and reverted locally.

Thanks! I was just wondering if it was something obvious from the patch or whether there was a bisecting tool to use in github. But bisecting and reverting locally is the same thing I'd do.

https://github.com/llvm/llvm-project/pull/105496