gentoo-overlay/dev-libs/pocl/files/vendor_opencl_libs_location.patch

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -125,7 +125,7 @@
 endif()
 
 # for libpocl.so
-set(POCL_INSTALL_PUBLIC_LIBDIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}" CACHE PATH "POCL public libdir")
+set(POCL_INSTALL_PUBLIC_LIBDIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/OpenCL/vendors/pocl" CACHE PATH "POCL public libdir")
 
 # for llvmopencl.so
 set(POCL_INSTALL_PRIVATE_LIBDIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/pocl" CACHE PATH "POCL private libdir")
@@ -134,7 +134,7 @@
 if(UNIX AND NOT CMAKE_CROSSCOMPILING AND CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
   set(POCL_INSTALL_ICD_VENDORDIR "/etc/OpenCL/vendors" CACHE PATH "POCL ICD file destination")
 else()
-  set(POCL_INSTALL_ICD_VENDORDIR "${CMAKE_INSTALL_PREFIX}/etc/OpenCL/vendors" CACHE PATH "POCL ICD file destination")
+  set(POCL_INSTALL_ICD_VENDORDIR "${SYSCONFDIR}/etc/OpenCL/vendors" CACHE PATH "POCL ICD file destination")
 endif()
 
 # for kernel-<target>.bc