6 calls to user_is_anonymous() in Drupal 7

comment_form_submit in modules/comment/comment.module

Process comment form submissions; prepare the comment, store it, and set a redirection target.

hook_menu_site_status_alter in modules/system/system.api.php

Control site status before menu dispatching.

openid_menu_site_status_alter in modules/openid/openid.module

Implements hook_menu_site_status_alter().

openid_test_menu_site_status_alter in modules/openid/tests/openid_test.module

Implements hook_menu_site_status_alter().

user_menu_site_status_alter in modules/user/user.module

Implements hook_menu_site_status_alter().

user_register_access in modules/user/user.module

Determines if the current user has access to the user registration page.