[libclc] [libclc] Initial support for cross-compiling OpenCL libraries (PR #174022)

[Joseph Huber via cfe-commits]

================
@@ -82,7 +87,7 @@ else()
   # In-tree configuration
   set( LIBCLC_STANDALONE_BUILD FALSE )
 
-  set( LLVM_PACKAGE_VERSION ${LLVM_VERSION} )
+  set( PACKAGE_VERSION ${LLVM_PACKAGE_VERSION} )
----------------
jhuber6 wrote:

I'm a little confused what `in-tree` means here. If it's in the context like we're doing here with a runtimes build it should be set.

https://github.com/llvm/llvm-project/pull/174022