Index: test/asan/TestCases/Linux/asan_preload_test-2.cc
===================================================================
--- test/asan/TestCases/Linux/asan_preload_test-2.cc
+++ test/asan/TestCases/Linux/asan_preload_test-2.cc
@@ -1,6 +1,6 @@
 // Test that preloaded runtime works with unsanitized executables.
 //
-// RUN: %clangxx %s -o %t
+// RUN: %clangxx %s -o %t -fno-builtin
 // RUN: LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s
 
 // REQUIRES: asan-dynamic-runtime