Index: compiler-rt/trunk/lib/scudo/standalone/tests/CMakeLists.txt
===================================================================
--- compiler-rt/trunk/lib/scudo/standalone/tests/CMakeLists.txt
+++ compiler-rt/trunk/lib/scudo/standalone/tests/CMakeLists.txt
@@ -23,6 +23,8 @@
   list(APPEND LINK_FLAGS -l${lib})
 endforeach()
 list(APPEND LINK_FLAGS -pthread)
+# Linking against libatomic is required with some compilers
+list(APPEND LINK_FLAGS -latomic)
 
 set(SCUDO_TEST_HEADERS)
 foreach (header ${SCUDO_HEADERS})