--- a/hotspot/src/share/vm/classfile/vmSymbols.cpp	Wed Jul 05 11:03:19 2017 -0700
+++ b/hotspot/src/share/vm/classfile/vmSymbols.cpp	Thu Jul 06 01:50:26 2017 +0200
@@ -892,6 +892,7 @@
   case F_SN: fname = "native static "; break;
   case F_S:  fname = "static ";        break;
   case F_RNY:fname = "native synchronized "; break;
+  default:   break;
   }
   const char* kptr = strrchr(kname, '/');
   if (kptr != NULL)  kname = kptr + 1;
@@ -989,6 +990,8 @@
       declared_id = match_method_with_klass(m, vmSymbols::java_lang_Math());
       if (declared_id == actual_id)  return; // acceptable alias
       break;
+    default:
+        break;
     }
   }