[Openmp-commits] [clang] [llvm] [openmp] [OpenMP] Change build of OpenMP device runtime to be a separate runtime (PR #136729)

[Michael Kruse via Openmp-commits]

================
@@ -113,6 +113,13 @@ else()
   set(CMAKE_CXX_EXTENSIONS NO)
 endif()
 
+# Emit a warning for people who haven't updated their build.
+if(NOT "openmp" IN_LIST RUNTIMES_amdgcn-amd-amdhsa_LLVM_ENABLE_RUNTIMES AND
+   NOT "openmp" IN_LIST RUNTIMES_nvptx64-nvidia-cuda_LLVM_ENABLE_RUNTIMES)
+  message(WARNING "Building the offloading runtime with no device library. See "
+                  "https://openmp.llvm.org//SupportAndFAQ.html for help.")
----------------
Meinersbur wrote:

```suggestion
                  "https://openmp.llvm.org/SupportAndFAQ.html#q-how-to-build-an-openmp-gpu-offload-capable-compiler for help.")
```

https://github.com/llvm/llvm-project/pull/136729