Adding @SuppressWarnings("unused")

Author: ppisl

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/OperatorModuleBuiltins.java

@@ -83,7 +83,7 @@ public boolean doBoolean(boolean value) {
         }
 
         @Specialization
-        public boolean doNone(PNone value) {
+        public boolean doNone(@SuppressWarnings("unused") PNone value) {
             return false;
         }
 

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/SignalModuleBuiltins.java

@@ -137,7 +137,7 @@ Object getsignal(int signum) {
     @GenerateNodeFactory
     abstract static class DefaultIntHandlerNode extends PythonBuiltinNode {
         @Specialization
-        Object defaultIntHandler(Object[] args) {
+        Object defaultIntHandler(@SuppressWarnings("unused") Object[] args) {
             // TODO should be implemented properly.
             throw raise(PythonErrorType.KeyboardInterrupt);
         }