[PATCH] D141861: [nvptx-arch] Dynamically load the CUDA runtime if not found during the build

Mon Jan 30 14:16:25 PST 2023

srj added a comment.

In D141861#4091949 <https://reviews.llvm.org/D141861#4091949>, @jhuber6 wrote:

> In D141861#4091922 <https://reviews.llvm.org/D141861#4091922>, @srj wrote:
>
>> Crosscompiling to x86-32 on an x86-64 host doesn't strike me as particularly weird at all (especially on Windows), but apparently it is quite weird for LLVM at this point in time as we keep getting a lot of different things broken there :-)
>
> I'm not very familiar with this type of build. Are there any variables we could pick up to just disable this if it's not building for the host system? Something like `CMAKE_CROSSCOMPILING`?

I'm not an expert on the LLVM build system, so I'm not entirely sure, but I'd start by examining the CMake setting `LLVM_BUILD_32_BITS` (which we set to ON in this case)

Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D141861/new/

https://reviews.llvm.org/D141861