[clang] [llvm] [InstCombine] Strip leading zero indices from GEP (PR #155415)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

Attached is the IR from pre codegen. Apologies that this may again not be what is needed. I always find the clang-linker-wrapper thing a bit confusing.
So, I hope this helps and thanks for the time.
[libc-gpu-precodegen.txt](https://github.com/user-attachments/files/22116762/libc-gpu-precodegen.txt)


https://github.com/llvm/llvm-project/pull/155415