Compilare: In file included from /usr/include/string.h:642:0, from user.cpp:4: In function ‘void* memset(void*, int, size_t)’, inlined from ‘trie::trie()’ at user.cpp:28:29, inlined from ‘void add(int, trie*)’: /usr/include/i386-linux-gnu/bits/string3.h:85:70: warning: call to void* __builtin___memset_chk(void*, int, unsigned int, unsigned int) will always overflow destination buffer [enabled by default] return __builtin___memset_chk (__dest, __ch, __len, __bos0 (__dest)); ^ In function ‘void* memset(void*, int, size_t)’, inlined from ‘trie::trie()’ at user.cpp:28:29, inlined from ‘int main()’: /usr/include/i386-linux-gnu/bits/string3.h:85:70: warning: call to void* __builtin___memset_chk(void*, int, unsigned int, unsigned int) will always overflow destination buffer [enabled by default] return __builtin___memset_chk (__dest, __ch, __len, __bos0 (__dest)); ^