Go: malformed mach-o image

[leaxoy]

What version of Go are you using (go version)?

$ go version
1.12.6 & devel version +bc27b64dba

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="on"

GOARCH="amd64"

GOBIN=""

GOCACHE="/Users/lixiaohui/Library/Caches/go-build"

GOENV="/Users/lixiaohui/Library/Application Support/go/env"

GOEXE=""

GOFLAGS=""

GOHOSTARCH="amd64"

GOHOSTOS="darwin"

GONOPROXY=""

GONOSUMDB=""

GOOS="darwin"

GOPATH="/Users/lixiaohui/go"

GOPRIVATE=""

GOPROXY="https://goproxy.io"

GOROOT="/Users/lixiaohui/goroot"

GOSUMDB="sum.golang.org"

GOTMPDIR=""

GOTOOLDIR="/Users/lixiaohui/goroot/pkg/tool/darwin_amd64"

GCCGO="gccgo"

AR="ar"

CC="clang"

CXX="clang++"

CGO_ENABLED="1"

GOMOD="/Users/lixiaohui/work/v/apiserver/go.mod"

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 -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/f3/bpz3qb6s4pd25h95wxtz8xh40000gn/T/go-build829840761=/tmp/go-build -gno-record-gcc-switches -fno-common"

What did you do?

go build cmd/server/main.go -o apiserver_server
./apiserver

What did you expect to see?

Server start correctly

What did you see instead?

dyld: malformed mach-o image: segment __DWARF has vmsize < filesize
fish: './apiserver_server' terminated by signal SIGABRT (Abort)

[leaxoy]

OS version is MacOS 10.15 catalina beta2

[agnivade]

Can you provide us with the code ?

Does the error go away with -ldflags "-w" ?

[ALTree]

This appears to be a dup of #32673. Closing here.

[leaxoy]

It looks like.

[bong0]

Can you provide us with the code ?

Does the error go away with -ldflags "-w" ?

for me, the '-w' had to stand frontmost in the argument list of '-ldflags'