Revert "fix cmake dependencies when building together with clang (#1168…

…)"

This reverts commit c1a87d4.

CMakeLists.txt

@@ -286,6 +286,14 @@ if (NOT CLAD_BUILD_STATIC_ONLY AND NOT LLVM_ENABLE_PLUGINS)
   message(FATAL_ERROR "LLVM_ENABLE_PLUGINS is set to OFF. Please build clad with -DCLAD_BUILD_STATIC_ONLY=ON.")
 endif()
 
+# Add clad deps if we build together with clang.
+if (TARGET intrinsics_gen)
+  list(APPEND LLVM_COMMON_DEPENDS intrinsics_gen)
+endif()
+if (TARGET clang-headers)
+  list(APPEND LLVM_COMMON_DEPENDS clang-headers)
+endif()
+
 add_subdirectory(lib)
 add_subdirectory(tools)
 

tools/CMakeLists.txt

@@ -132,15 +132,6 @@ if (NOT CLAD_BUILD_STATIC_ONLY)
     target_link_libraries(clad PUBLIC ${_enzyme_link_flags})
 
     add_dependencies(clad LLVMEnzyme)
-
-    # Add clad deps if we build together with clang.
-    if (TARGET intrinsics_gen)
-      add_dependencies(clad intrinsics_gen)
-    endif()
-    if (TARGET clang-headers)
-      add_dependencies(clad clang-headers)
-    endif()
-
   endif(CLAD_ENABLE_ENZYME_BACKEND)
 endif()
 set_source_files_properties(ClangPlugin.cpp PROPERTIES COMPILE_DEFINITIONS CLANG_MAJOR_VERSION="${LLVM_VERSION_MAJOR}")