src/hotspot/share/oops/klass.cpp

*** 807,820 ****
      if (module->is_named()) {
        has_mod_name = true;
        module_name = module->name()->as_C_string();
        msglen += strlen(module_name);
        // Use version if exists and is not a jdk module
!       if (module->is_non_jdk_module() && module->version() != NULL) {
          has_version = true;
          version = module->version()->as_C_string();
!         msglen += strlen("@") + strlen(version);
        }
      }
    } else {
      // klass is an array of primitives, so its module is java.base
      module_name = JAVA_BASE_NAME;
--- 807,820 ----
      if (module->is_named()) {
        has_mod_name = true;
        module_name = module->name()->as_C_string();
        msglen += strlen(module_name);
        // Use version if exists and is not a jdk module
!       if (module->should_show_version()) {
          has_version = true;
          version = module->version()->as_C_string();
!         msglen += strlen(version) + 1; // +1 for "@"
        }
      }
    } else {
      // klass is an array of primitives, so its module is java.base
      module_name = JAVA_BASE_NAME;