Closed
Description
What version of Go are you using (go version
)?
$ go version go version go1.16.3 darwin/amd64 $ go version go version go1.16.3 linux/arm64
Does this issue reproduce with the latest release?
Yes
What operating system and processor architecture are you using (go env
)?
go env
Output (amd64)
$ go env GO111MODULE="" GOARCH="amd64" GOBIN="" GOCACHE="/Users/derouin/Library/Caches/go-build" GOENV="/Users/derouin/Library/Application Support/go/env" GOEXE="" GOFLAGS="" GOHOSTARCH="amd64" GOHOSTOS="darwin" GOINSECURE="" GOMODCACHE="/Users/derouin/go/pkg/mod" GONOPROXY="*" GONOSUMDB="*" GOOS="darwin" GOPATH="/Users/derouin/go" GOPRIVATE="*" GOPROXY="direct" GOROOT="/usr/local/Cellar/go/1.16.3/libexec" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/usr/local/Cellar/go/1.16.3/libexec/pkg/tool/darwin_amd64" GOVCS="" GOVERSION="go1.16.3" GCCGO="gccgo" AR="ar" CC="clang" CXX="clang++" CGO_ENABLED="1" GOMOD="/dev/null" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -arch x86_64 -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/2m/168135fn6l73g8k7h7rmzdsc_h4s04/T/go-build1167711572=/tmp/go-build -gno-record-gcc-switches -fno-common"
go env
Output (arm64)
$ go env GO111MODULE="" GOARCH="arm64" GOBIN="" GOCACHE="/home/derouin/.cache/go-build" GOENV="/home/derouin/.config/go/env" GOEXE="" GOFLAGS="" GOHOSTARCH="arm64" GOHOSTOS="linux" GOINSECURE="" GOMODCACHE="/home/derouin/go/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="linux" GOPATH="/home/derouin/go" GOPRIVATE="" GOPROXY="direct" GOROOT="/local/home/derouin/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/local/home/derouin/go/pkg/tool/linux_arm64" GOVCS="" GOVERSION="go1.16.3" GCCGO="gccgo" AR="ar" CC="gcc" CXX="g++" CGO_ENABLED="1" GOMOD="/dev/null" CGO_CFLAGS="-g -O2" CGO_CPPFLAGS="" CGO_CXXFLAGS="-g -O2" CGO_FFLAGS="-g -O2" CGO_LDFLAGS="-g -O2" PKG_CONFIG="pkg-config" GOGCCFLAGS="-fPIC -pthread -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build70387541=/tmp/go-build -gno-record-gcc-switches"
What did you do?
Run the following small program on amd64 and arm64: https://play.golang.org/p/8nY1Dwgq-BU
What did you expect to see?
Same result on both platforms.
What did you see instead?
-9223372036854775808
on amd64 and 9223372036854775807
on arm64.