[libcxx] [libcxxabi] [llvm] Adding Separate OpenMP Offloading Backend to `libcxx/include/__algorithm/pstl_backends` (PR #66968)

[Anton Rydahl via llvm-commits]

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@@ -514,7 +534,9 @@ generic-optimized-speed)
 ;;
 generic-pstl-openmp)
     clean
-    generate-cmake -C "${MONOREPO_ROOT}/libcxx/cmake/caches/Generic-pstl-openmp.cmake"
+    generate-cmake-openmp -C "${MONOREPO_ROOT}/libcxx/cmake/caches/Generic-pstl-openmp.cmake"
+    echo "+++ Installing OpenMP and Clang"
+    ${NINJA} -vC "${BUILD_DIR}" install
     check-runtimes
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AntonRydahl wrote:

Do you think this can be done in a more elegant way, @ldionne? By installing Clang and OpenMP as a project rather than a runtime, I got the build-bot to work locally.

https://github.com/llvm/llvm-project/pull/66968