syntax:glob
.git
*.[568ao]
*.ao
*.so
*.pyc
._*
.nfs.*
[568a].out
*~
*.orig
core
_obj
_test
src/cmd/6a/6a
y.tab.[ch]
src/cmd/?l/enam.c
src/cmd/gc/builtin.c
src/cmd/gc/mkbuiltin1
src/cmd/gc/opnames.h
src/pkg/exp/ogle/ogle
src/pkg/runtime/cgo2c
src/pkg/runtime/*/asm.h
src/pkg/runtime/runtime.acid.*
test/pass.out
test/run.out
test/times.out

syntax:regexp
^pkg/
^src/cmd/(.*)/6?\1$
^.*/core.[0-9]*$