[clang] [llvm] [Offload] Add GetErrorName and GetErrorString to LLVMOffloadKernel (PR #212887)

[Johannes Doerfert via cfe-commits]

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@@ -41,5 +41,5 @@ int main(int argc, char **argv) {
 
   cudaError_t Err = cudaSetDevice(-1);
   printf("set invalid device: %u\n", Err);
-  // CHECK: set invalid device: 1
+  // CHECK: set invalid device: 2
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jdoerfert wrote:

don't hardcode the number if it is system specific.

https://github.com/llvm/llvm-project/pull/212887