jdk/test/tools/lib/tests/Helper.java

*** 162,172 ****
                  .distinct()
                  .collect(Collectors.toList());
          Path srcMod = src.resolve(moduleName);
          JImageGenerator.generateModuleInfo(srcMod, packages, dependencies);
          Path destination = classes.resolve(moduleName);
!         if (!JImageGenerator.compile(srcMod, destination, "-modulepath", modulePath, "-g")) {
              throw new AssertionError("Compilation failure");
          }
          return destination;
      }
  
--- 162,172 ----
                  .distinct()
                  .collect(Collectors.toList());
          Path srcMod = src.resolve(moduleName);
          JImageGenerator.generateModuleInfo(srcMod, packages, dependencies);
          Path destination = classes.resolve(moduleName);
!         if (!JImageGenerator.compile(srcMod, destination, "--module-path", modulePath, "-g")) {
              throw new AssertionError("Compilation failure");
          }
          return destination;
      }