[llvm] [SPIRV] Error for zero-length arrays if not a shader (PR #169732)

[Marcos Maronas via llvm-commits]

https://github.com/maarquitos14 commented:

> I had a case where the frontend was generating a zero elem array in non-shader code so it was just crashing in a release build.
Add a real error and make it not crash by returning some real value.

Can you share/describe the case where you find the problem? https://github.com/llvm/llvm-project/pull/149522 introduced handling for cases with 0-length arrays, if it's similar, we might prefer to extend that mechanism instead.

https://github.com/llvm/llvm-project/pull/169732