Closed
Description
What version of Go are you using (go version)?
$ go version go version go1.19.1 darwin/arm64
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="arm64" GOBIN="" GOCACHE="/Users/r/Library/Caches/go-build" GOENV="/Users/r/Library/Application Support/go/env" GOEXE="" GOEXPERIMENT="" GOFLAGS="" GOHOSTARCH="arm64" GOHOSTOS="darwin" GOINSECURE="" GOMODCACHE="/Users/r/go/pkg/mod" GONOPROXY="" GONOSUMDB="" GOOS="darwin" GOPATH="/Users/robert/go" GOPRIVATE="" GOPROXY="https://goproxy.cn,direct" GOROOT="/Users/r/workspace/testgo/go1.19.1/go" GOSUMDB="sum.golang.org" GOTMPDIR="" GOTOOLDIR="/Users/r/workspace/testgo/go1.19.1/go/pkg/tool/darwin_arm64" GOVCS="" GOVERSION="go1.19.1" GCCGO="gccgo" AR="ar" CC="clang" CXX="clang++" CGO_ENABLED="1" GOMOD="/dev/null" GOWORK="" 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 arm64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/j_/rq9ph2cd3h50w468sgv34lwh0000gn/T/go-build2412819877=/tmp/go-build -gno-record-gcc-switches -fno-common"
What did you do?
// main.go
package main
import (
"fmt"
"runtime"
)
func main() {
fmt.Println(runtime.MemProfileRate, runtime.MemProfile)
}go build main.go
GODEBUG=memprofilerate=1 ./main
What did you expect to see?
Expect output，ignore the second value which may be change every time:
1 0x10029a650
What did you see instead?
524288 0x10029a650
more
I also test this on linux-amd64 and it does not work either.
I also test this with different go version. go1.17 and go1.18 and go1.19 all failed. go1.16 works as expect.