Fix CMake error with generator on list in 3.22.1 (#8364)

Fixes #8335

---------

Co-authored-by: Mukund Keshava <[email protected]>
Co-authored-by: slangbot <[email protected]>
Co-authored-by: Ellie Hermaszewska <[email protected]>

Author: 4 people

cmake/SlangTarget.cmake

@@ -420,10 +420,11 @@ function(slang_add_target dir type)
             PRIVATE $<BUILD_LOCAL_INTERFACE:${ARG_LINK_WITH_PRIVATE}>
         )
     else()
-        target_link_libraries(
-            ${target}
-            PRIVATE $<BUILD_INTERFACE:${ARG_LINK_WITH_PRIVATE}>
-        )
+        # Expand the list manually to work around a bug in cmake 3.22.1
+        # See: https://github.com/shader-slang/slang/issues/8335
+        foreach(lib IN LISTS ARG_LINK_WITH_PRIVATE)
+            target_link_libraries(${target} PRIVATE $<BUILD_INTERFACE:${lib}>)
+        endforeach()
     endif()
 
     target_link_libraries(${target} PUBLIC ${ARG_LINK_WITH_PUBLIC})