avoid memcpy(x, x), which valgrind complains about.
avoid memcpy(x, x),
which valgrind complains about.

R=ken
OCL=23990
CL=23990

bryanxu/go-zh,rflanagan/reginaldflanagan-project1,sanjosh/sanjos100-tipc,rflanagan/reginaldflanagan-project1,d0f/go-zh,Triskite/willstone-goclone,npe9/noahevans-go9,npe9/noahevans-go9,Triskite/willstone-goclone,rflanagan/reginaldflanagan-project1,scirelli/scirelli-go,sanjosh/sanjos100-tipc,glycerine/jeaten-go-arrayof-structof,bryanxu/go-zh,npe9/noahevans-go9,glycerine/jeaten-go-arrayof-structof,bryanxu/go-zh,Triskite/willstone-goclone,rdp/rogerpack2005-golang,Triskite/willstone-goclone,glycerine/jeaten-go-arrayof-structof,webfd/go-zh,Triskite/willstone-goclone,mhennings/marcohennings-go,rflanagan/reginaldflanagan-project1,npe9/noahevans-go9,Triskite/willstone-goclone,sanjosh/sanjos100-tipc,d0f/go-zh,Triskite/willstone-goclone,scirelli/scirelli-go,npe9/noahevans-go9,scirelli/scirelli-go,sanjosh/sanjos100-tipc,rdp/rogerpack2005-golang,webfd/go-zh,scirelli/scirelli-go,npe9/noahevans-go9,rflanagan/reginaldflanagan-project1,d0f/go-zh,rdp/rogerpack2005-golang,npe9/noahevans-go9,rflanagan/reginaldflanagan-project1,webfd/go-zh,rdp/rogerpack2005-golang,d0f/go-zh,sanjosh/sanjos100-tipc,scirelli/scirelli-go,rflanagan/reginaldflanagan-project1,sanjosh/sanjos100-tipc,glycerine/jeaten-go-arrayof-structof,glycerine/jeaten-go-arrayof-structof,bryanxu/go-zh,bryanxu/go-zh,rdp/rogerpack2005-golang,mhennings/marcohennings-go,rdp/rogerpack2005-golang,glycerine/jeaten-go-arrayof-structof,sanjosh/sanjos100-tipc,rflanagan/reginaldflanagan-project1,scirelli/scirelli-go,mhennings/marcohennings-go,d0f/go-zh,d0f/go-zh,scirelli/scirelli-go,webfd/go-zh,bryanxu/go-zh,glycerine/jeaten-go-arrayof-structof,mhennings/marcohennings-go,rdp/rogerpack2005-golang,npe9/noahevans-go9,webfd/go-zh,webfd/go-zh,webfd/go-zh,mhennings/marcohennings-go,mhennings/marcohennings-go,Triskite/willstone-goclone,rdp/rogerpack2005-golang,d0f/go-zh,glycerine/jeaten-go-arrayof-structof,scirelli/scirelli-go,mhennings/marcohennings-go,webfd/go-zh,mhennings/marcohennings-go,bryanxu/go-zh,sanjosh/sanjos100-tipc,bryanxu/go-zh,d0f/go-zh