diff --git a/drd/tests/std_thread.cpp b/drd/tests/std_thread.cpp
index 6af7455b5..27f9e2caa 100644
--- a/drd/tests/std_thread.cpp
+++ b/drd/tests/std_thread.cpp
@@ -26,7 +26,7 @@ int main(int argc, char** argv)
 // From libstdc++-v3/src/c++11/thread.cc
 //
 
-extern "C" void* execute_native_thread_routine(void* __p)
+extern "C" void* _v_execute_native_thread_routine(void* __p)
 {
   std::thread::_Impl_base* __t = static_cast<std::thread::_Impl_base*>(__p);
   std::thread::__shared_base_type __local;
@@ -58,7 +58,7 @@ namespace std
 #endif
 
     __b->_M_this_ptr = __b;
-    int __e = __gthread_create(&_M_id._M_thread, execute_native_thread_routine,
+    int __e = __gthread_create(&_M_id._M_thread, _v_execute_native_thread_routine,
                                __b.get());
     if (__e) {
       __b->_M_this_ptr.reset();
diff --git a/drd/tests/std_thread2.cpp b/drd/tests/std_thread2.cpp
index 7de4f9d86..5a4aff929 100644
--- a/drd/tests/std_thread2.cpp
+++ b/drd/tests/std_thread2.cpp
@@ -31,7 +31,7 @@ int main(int argc, char** argv)
 // From libstdc++-v3/src/c++11/thread.cc
 //
 
-extern "C" void* execute_native_thread_routine(void* __p)
+extern "C" void* _v_execute_native_thread_routine(void* __p)
 {
   std::thread::_Impl_base* __t = static_cast<std::thread::_Impl_base*>(__p);
   std::thread::__shared_base_type __local;
@@ -63,7 +63,7 @@ namespace std
 #endif
 
     __b->_M_this_ptr = __b;
-    int __e = __gthread_create(&_M_id._M_thread, execute_native_thread_routine,
+    int __e = __gthread_create(&_M_id._M_thread, _v_execute_native_thread_routine,
                                __b.get());
     if (__e) {
       __b->_M_this_ptr.reset();