diff --git a/clang/tools/libclang/CMakeLists.txt b/clang/tools/libclang/CMakeLists.txt
--- a/clang/tools/libclang/CMakeLists.txt
+++ b/clang/tools/libclang/CMakeLists.txt
@@ -97,7 +97,7 @@
   set(ENABLE_STATIC STATIC)
 endif()
 
-if (WIN32 AND ENABLE_SHARED AND ENABLE_STATIC)
+if (MSVC AND ENABLE_SHARED AND ENABLE_STATIC)
   unset(ENABLE_STATIC)
 endif()