[GR-13918] option -c doesn't work as expected.

Author: ppisl

graalpython/com.oracle.graal.python.shell/src/com/oracle/graal/python/shell/GraalPythonMain.java

@@ -93,6 +93,7 @@ protected List<String> preprocessArguments(List<String> givenArgs, Map<String, S
                     break;
                 case "-c":
                     i += 1;
+                    programArgs.add(arg);
                     if (i < arguments.size()) {
                         commandString = arguments.get(i);
                     } else {
@@ -182,6 +183,10 @@ protected List<String> preprocessArguments(List<String> givenArgs, Map<String, S
                     subprocessArgs.add("Dgraal.TruffleCompilationExceptionsAreThrown=true");
                     inputArgs.remove("-compile-truffle-immediately");
                     break;
+                case "-u":
+                    // TODO we currently don't support this option, but needs to be consumed
+                    // due pip/wheel installer.
+                    break;
                 default:
                     if (!arg.startsWith("-")) {
                         inputFile = arg;