diff -r 720fd6544b03 -r 79dc492c00ab test/hotspot/jtreg/vmTestbase/nsk/stress/jni/libjnistress001.cpp
--- a/test/hotspot/jtreg/vmTestbase/nsk/stress/jni/libjnistress001.cpp	Mon Sep 17 15:25:42 2018 -0700
+++ b/test/hotspot/jtreg/vmTestbase/nsk/stress/jni/libjnistress001.cpp	Mon Sep 17 19:36:09 2018 -0700
@@ -28,9 +28,7 @@
 #include <stdlib.h>
 #include "jnihelper.h"
 
-#ifdef __cplusplus
 extern "C" {
-#endif
 
 #define DIGESTLENGTH 16
 
@@ -242,6 +240,4 @@
     return(env->NewString(javachars->str[index-1],javachars->size[index-1]));
 }
 
-#ifdef __cplusplus
 }
-#endif