CMake: Don't include tools, unittets, or examples as available targets
unless LLVM_INCLUDE_X is ON. LLVM_BUILD_X implies LLVM_INCLUDE_X

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114747 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index 22a456e..699754f 100755
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -77,7 +77,9 @@
   if( NOT LLVM_BUILD_TOOLS )
     set(EXCLUDE_FROM_ALL ON)
   endif()
-  add_llvm_executable(${name} ${ARGN})
+  if( LLVM_INCLUDE_TOOLS OR LLVM_BUILD_TOOLS )
+    add_llvm_executable(${name} ${ARGN})
+  endif()
   if( LLVM_BUILD_TOOLS )
     install(TARGETS ${name} RUNTIME DESTINATION bin)
   endif()
@@ -89,7 +91,9 @@
   if( NOT LLVM_BUILD_EXAMPLES )
     set(EXCLUDE_FROM_ALL ON)
   endif()
-  add_llvm_executable(${name} ${ARGN})
+  if( LLVM_INCLUDE_EXAMPLES OR LLVM_BUILD_EXAMPLES )
+    add_llvm_executable(${name} ${ARGN})
+  endif()
   if( LLVM_BUILD_EXAMPLES )
     install(TARGETS ${name} RUNTIME DESTINATION examples)
   endif()