mirage@arda ~/supercop-20120812/crypto_auth/siphash24/little $ valgrind ./siphash24_simple ==8154== Memcheck, a memory error detector
==8154== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==8154== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright info
==8154== Command: ./siphash24_simple
==8154==
==8154== Invalid read of size 4
==8154==    at 0x80486C7: siphash (siphash24_simple.c:66)
==8154==    by 0x8048D57: main (siphash24_simple.c:236)
==8154==  Address 0x6c2703c is 4 bytes after a block of size 16 alloc'd
==8154==    at 0x67DD5D9: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-x86-linux.so)
==8154==    by 0x8048CE5: main (siphash24_simple.c:233)
==8154==
==8154== Invalid read of size 4
==8154==    at 0x80486CA: siphash (siphash24_simple.c:66)
==8154==    by 0x8048D57: main (siphash24_simple.c:236)
==8154==  Address 0x6c27038 is 0 bytes after a block of size 16 alloc'd
==8154==    at 0x67DD5D9: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-x86-linux.so)
==8154==    by 0x8048CE5: main (siphash24_simple.c:233)
==8154==
4551675220716592091
4551675220716592091
test vectors ok
==8154==
==8154== HEAP SUMMARY:
==8154==     in use at exit: 0 bytes in 0 blocks
==8154==   total heap usage: 1 allocs, 1 frees, 16 bytes allocated
==8154==
==8154== All heap blocks were freed -- no leaks are possible
==8154==
==8154== For counts of detected and suppressed errors, rerun with: -v
==8154== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 7 from 7)