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
@@ -46,7 +46,7 @@
   asan_rtl_static.cpp
   )
 
-if (NOT WIN32 AND NOT APPLE)
+if (ASAN_SUPPORTED_ARCH STREQUAL "x86_64" AND NOT WIN32 AND NOT APPLE)
   list(APPEND ASAN_STATIC_SOURCES
     asan_rtl_x86_64.S
   )