diff --git a/compiler-rt/lib/asan/CMakeLists.txt b/compiler-rt/lib/asan/CMakeLists.txt
--- a/compiler-rt/lib/asan/CMakeLists.txt
+++ b/compiler-rt/lib/asan/CMakeLists.txt
@@ -24,7 +24,6 @@
   asan_premap_shadow.cpp
   asan_report.cpp
   asan_rtl.cpp
-  asan_rtl_x86_64.S
   asan_shadow_setup.cpp
   asan_stack.cpp
   asan_stats.cpp
@@ -35,6 +34,7 @@
 
 if (NOT WIN32 AND NOT APPLE)
   list(APPEND ASAN_SOURCES
+    asan_rtl_x86_64.S
     asan_interceptors_vfork.S
     )
 endif()