Error message fixed

com.oracle.truffle.r.nodes.builtin/src/com/oracle/truffle/r/nodes/builtin/base/Ceiling.java

@@ -48,7 +48,7 @@ public abstract class Ceiling extends UnaryArithmeticBuiltinNode {
 
     @Override
     protected void createCasts(CastBuilder casts) {
-        casts.arg("x").mustBe(numericValue(), RError.Message.UNIMPLEMENTED_COMPLEX_FUN);
+        casts.arg("x").mustBe(numericValue(), RError.Message.NON_NUMERIC_ARGUMENT_FUNCTION);
     }
 
     @Override

com.oracle.truffle.r.nodes.builtin/src/com/oracle/truffle/r/nodes/builtin/base/Floor.java

@@ -48,7 +48,7 @@ public abstract class Floor extends UnaryArithmeticBuiltinNode {
 
     @Override
     protected void createCasts(CastBuilder casts) {
-        casts.arg("x").mustBe(numericValue(), RError.Message.UNIMPLEMENTED_COMPLEX_FUN);
+        casts.arg("x").mustBe(numericValue(), RError.Message.NON_NUMERIC_ARGUMENT_FUNCTION);
     }
 
     @Override