php/php-src — pull request #673 by datibbaw (2014-05-13 01:46:07+00:00)
Title: Fixed issue with zend_hash_str_del()

This fixes an issue with code like this:

add_index_string(&extra, 1, "test");
zend_hash_str_del(Z_ARRVAL(extra), "oauth_signature", sizeof("oauth_signature")); // hang

The code attempts to read from `->arHash` which is not allocated in packed arrays.