Compilare: In file included from /usr/include/string.h:642:0, from /usr/include/c++/4.8/cstring:42, from user.cpp:3: In function ‘void* memset(void*, int, size_t)’, inlined from ‘void _Z41__static_initialization_and_destruction_0ii.constprop.20()’ at user.cpp:19:36, inlined from ‘(static initializers for /usr/include/i386-linux-gnu/bits/string3.h)’ at user.cpp:143:1: /usr/include/i386-linux-gnu/bits/string3.h:82:32: warning: call to ‘__warn_memset_zero_len’ declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default] __warn_memset_zero_len (); ^ In function ‘void* memset(void*, int, size_t)’, inlined from ‘void _Z41__static_initialization_and_destruction_0ii.constprop.20()’ at user.cpp:20:38, inlined from ‘(static initializers for /usr/include/i386-linux-gnu/bits/string3.h)’ at user.cpp:143:1: /usr/include/i386-linux-gnu/bits/string3.h:82:32: warning: call to ‘__warn_memset_zero_len’ declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default] __warn_memset_zero_len (); ^ /tmp/ccW1WLcH.o: In function `_GLOBAL__sub_I_fin': user.cpp:(.text.startup+0x2b1): warning: memset used with constant zero length parameter; this could be due to transposed parameters