Index: lldb/tools/argdumper/CMakeLists.txt
===================================================================
--- lldb/tools/argdumper/CMakeLists.txt
+++ lldb/tools/argdumper/CMakeLists.txt
@@ -4,3 +4,5 @@
   LINK_COMPONENTS
     Support
 )
+
+add_dependencies(liblldb lldb-argdumper)