xasprintf (&b->addr_string, "*0x%s", paddr (b->loc->address));
b->addr_string = xstrprintf ("*0x%s", paddr (b->loc->address));
create_thread_event_breakpoint (CORE_ADDR address){  struct breakpoint *b;  b = create_internal_breakpoint (address, bp_thread_event);    b->enable_state = bp_enabled;  /* addr_string has to be used or breakpoint_re_set will delete me.  */  xasprintf (&b->addr_string, "*0x%s", paddr (b->loc->address));  return b;}