test: match gccgo error messages for bug345
test: match gccgo error messages for bug345

bug345.dir/main.go:25:18: error: argument 1 has incompatible type (need explicit conversion; missing method ?Write?)
bug345.dir/main.go:27:8: error: argument 1 has incompatible type

R=golang-dev, gri
CC=golang-dev
http://codereview.appspot.com/5556043

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