i have an issue to use gmail as open id (core module) with drupal 7 but its woking fine with yahoo. i tried as follows with open id login
https://www.google.com/accounts/o8/xxx@gmail.com
https://www.google.com/accounts/o8/xxxx
xxx@gmail.com
results
"Sorry, that is not a valid OpenID. Ensure you have spelled your ID correctly."
for yahoo
xxx@yahoo.co.in prefectly redirects me to yahoo mail login page but not with gmail. Moreover already configured SSL for my localhost