Closed
Description
What version of Go are you using (go version
)?
$ go version go version devel +95be9b7559 Fri Nov 22 04:26:34 2019 +0000 linux/amd64
Does this issue reproduce with the latest release?
Yes
What operating system and processor architecture are you using (go env
)?
go env
Output
$ go env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/home/xiaji01/.cache/go-build" GOENV="/home/xiaji01/.config/go/env" GOEXE="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="linux" GOINSECURE="" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/home/xiaji01/.go" GOPRIVATE="" GOPROXY="https://proxy.golang.org,direct" GOROOT="/home/xiaji01/util/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/home/xiaji01/util/go/pkg/tool/linux_amd64" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -m64 -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build905003963=/tmp/go-build -gno-record-gcc-switches"
What did you do?
~/util/go$ go vet runtime/testdata/testprog
# runtime/testdata/testprog
src/runtime/testdata/testprog/deadlock.go:45:2: unreachable code
src/runtime/testdata/testprog/deadlock.go:50:2: unreachable code
~/util/go$ go vet -unreachable=false runtime/testdata/testprog
# runtime/testdata/testprog
src/runtime/testdata/testprog/deadlock.go:45:2: unreachable code
src/runtime/testdata/testprog/deadlock.go:50:2: unreachable code
What did you expect to see?
-unreachable=false works even running 'go vet' outside <go root>/src
What did you see instead?
the unreachable warning is not suppressed.