Index: src/CMakeLists.txt
===================================================================
--- src/CMakeLists.txt
+++ src/CMakeLists.txt
@@ -53,7 +53,12 @@
 # Generate library list.
 set(libraries)
 append_if(libraries LIBUNWIND_HAS_C_LIB c)
-append_if(libraries LIBUNWIND_HAS_GCC_S_LIB gcc_s)
+if (LIBUNWIND_USE_COMPILER_RT)
+  list(APPEND libraries "${LIBUNWIND_BUILTINS_LIBRARY}")
+else()
+  append_if(libraries LIBUNWIND_HAS_GCC_S_LIB gcc_s)
+  list(APPEND libraries gcc)
+endif()
 append_if(libraries LIBUNWIND_HAS_DL_LIB dl)
 if (LIBUNWIND_ENABLE_THREADS)
   append_if(libraries LIBUNWIND_HAS_PTHREAD_LIB pthread)