[CMake] Deliberately get all LLVM library dependencies for standalone builds.

CMake won't expand the dependency graph for us if the dependencies are in
another project, which leads to link errors in the standalone build.
This is a refinement of r200765.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200812 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/modules/LLVM-Config.cmake b/cmake/modules/LLVM-Config.cmake
index 31395649323826941113b36d8959fee6bc066528..3b0c948e6a64e161bd4aaa4f439e02edd73b42e7 100644 (file)
--- a/cmake/modules/LLVM-Config.cmake
+++ b/cmake/modules/LLVM-Config.cmake
@@ -62,7 +62,13 @@ endmacro(llvm_config)
 function(explicit_llvm_config executable)
   set( link_components ${ARGN} )
 
-  llvm_map_components_to_libnames(LIBRARIES ${link_components})
+  # Check for out-of-tree builds.
+  if(PROJECT_NAME STREQUAL "LLVM")
+    llvm_map_components_to_libnames(LIBRARIES ${link_components})
+  else()
+    explicit_map_components_to_libraries(LIBRARIES ${link_components})
+  endif()
+
   target_link_libraries(${executable} ${LIBRARIES})
 endfunction(explicit_llvm_config)