jdk/src/java.base/share/classes/sun/launcher/LauncherHelper.java

@@ -58,12 +58,10 @@
 import java.net.URI;
 import java.nio.charset.Charset;
 import java.nio.file.DirectoryStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.security.AccessController;
-import java.security.PrivilegedAction;
 import java.text.Normalizer;
 import java.text.MessageFormat;
 import java.util.ResourceBundle;
 import java.util.ArrayList;
 import java.util.Collection;

@@ -903,11 +901,11 @@
     {
         initOutput(printToStderr);
 
         ModuleFinder finder = jdk.internal.module.ModuleBootstrap.finder();
 
-        int colon = optionFlag.indexOf(':');
+        int colon = optionFlag.indexOf('=');
         if (colon == -1) {
             finder.findAll().stream()
                 .sorted(Comparator.comparing(ModuleReference::descriptor))
                 .forEach(md -> {
                     ostream.println(midAndLocation(md.descriptor(),