------- Comment #3 from pinskia at gcc dot gnu dot org 2008-05-22 22:38 ------- >I'm sorry, but I don't understand what you mean.
*((unsigned int *)(&(p1)->data[0])), You are accessing a char array as an unsigned int which violates C/C++ aliasing rules and causes undefined code at runtime. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36303