Experimental feature. It's too noisy yet to be enabled by default,
so it must be enabled explicitly by
go tool vet -shadow *.go
or
go tool vet -shadow directory
(The go command does not know about the -shadow flag.)
Fixesgolang/go#5634.
R=golang-dev, gri
CC=golang-dev
https://golang.org/cl/10409047
Can't reproduce the failure outside the builder, but attempt a fix
by changing the criterion for failure: FAIL iff the output contains "BUG".
R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/9798050
- remove Makefile
- move test data into a subdirectory
- encapsulate the invocation of errchk into a standard Test using os.exec
R=golang-dev, minux.ma, rsc
CC=golang-dev
https://golang.org/cl/9509045