2 files changed, 25 insertions, 8 deletions
diff --git a/clang/tools/libclang/ARCMigrate.cpp b/clang/tools/libclang/ARCMigrate.cpp
index 6ddc22f474b..375c5f40c21 100644
--- a/clang/tools/libclang/ARCMigrate.cpp
+++ b/clang/tools/libclang/ARCMigrate.cpp
@@ -35,6 +35,10 @@ struct Remap {
 extern "C" {
 
 CXRemapping clang_getRemappings(const char *migrate_dir_path) {
+#ifndef CLANG_ENABLE_ARCMT
+  llvm::errs() << "error: feature not enabled in this build\n";
+  return nullptr;
+#else
   bool Logging = ::getenv("LIBCLANG_LOGGING");
 
   if (!migrate_dir_path) {
@@ -71,10 +75,15 @@ CXRemapping clang_getRemappings(const char *migrate_dir_path) {
   }
 
   return remap.release();
+#endif
 }
 
 CXRemapping clang_getRemappingsFromFileList(const char **filePaths,
                                             unsigned numFiles) {
+#ifndef CLANG_ENABLE_ARCMT
+  llvm::errs() << "error: feature not enabled in this build\n";
+  return nullptr;
+#else
   bool Logging = ::getenv("LIBCLANG_LOGGING");
 
   std::unique_ptr<Remap> remap(new Remap());
@@ -112,6 +121,7 @@ CXRemapping clang_getRemappingsFromFileList(const char **filePaths,
   }
 
   return remap.release();
+#endif
 }
 
 unsigned clang_remap_getNumFiles(CXRemapping map) {
diff --git a/clang/tools/libclang/CMakeLists.txt b/clang/tools/libclang/CMakeLists.txt
index d6bbbf8a7ac..e7ab63f7b99 100644
--- a/clang/tools/libclang/CMakeLists.txt
+++ b/clang/tools/libclang/CMakeLists.txt
@@ -37,6 +37,20 @@ set(SOURCES
   ../../include/clang-c/Index.h
   )
 
+set(LIBS
+  clangAST
+  clangBasic
+  clangFrontend
+  clangIndex
+  clangLex
+  clangSema
+  clangTooling
+)
+
+if (CLANG_ENABLE_ARCMT)
+  list(APPEND LIBS clangARCMigrate)
+endif ()
+
 option(LIBCLANG_BUILD_STATIC
   "Build libclang as a static library (in addition to a shared one)" OFF)
 
@@ -69,14 +83,7 @@ add_clang_library(libclang ${ENABLE_SHARED} ${ENABLE_STATIC}
   DEPENDS clang-headers
 
   LINK_LIBS
-  clangARCMigrate
-  clangAST
-  clangBasic
-  clangFrontend
-  clangIndex
-  clangLex
-  clangSema
-  clangTooling
+  ${LIBS}
 
   LINK_COMPONENTS
   BitReader