[llvm] Revert "[llvm] Improve llvm.objectsize computation by computing GEP, alloca and malloc parameters bound" (PR #117020)

[Florian Mayer via llvm-commits]

fmayer wrote:

> Does #116955 fixes the issue instead?

Let's see: https://lab.llvm.org/buildbot/#/buildrequests/2114124?redirect_to_build=true

https://github.com/llvm/llvm-project/pull/117020