llvm@14: Fix build: Add hwloc include directory for libompd (#29757)

var/spack/repos/builtin/packages/llvm/llvm14-hwloc-ompd.patch

@@ -0,0 +1,13 @@
+--- a/openmp/libompd/src/CMakeLists.txt
++++ b/openmp/libompd/src/CMakeLists.txt
+@@ -44,6 +44,10 @@
+         ${LIBOMP_SRC_DIR}
+ )
+
++if(${LIBOMP_USE_HWLOC})
++  include_directories(${LIBOMP_HWLOC_INSTALL_DIR}/include)
++endif()
++
+ INSTALL( TARGETS ompd
+         LIBRARY DESTINATION ${OPENMP_INSTALL_LIBDIR}
+         ARCHIVE DESTINATION ${OPENMP_INSTALL_LIBDIR}

var/spack/repos/builtin/packages/llvm/package.py

@@ -358,6 +358,9 @@ class Llvm(CMakePackage, CudaPackage):
     # avoid build failed with Fujitsu compiler
     patch('llvm13-fujitsu.patch', when='@13 %fj')
 
+    # patch for missing hwloc.h include for libompd
+    patch('llvm14-hwloc-ompd.patch', when='@14')
+
     # The functions and attributes below implement external package
     # detection for LLVM. See:
     #