Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

x/debug/cmd/viewcore: confusing error message when not specifying --exe #29045

Open
stapelberg opened this issue Nov 30, 2018 · 1 comment
Open
Labels
NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
Milestone

Comments

@stapelberg
Copy link
Contributor

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

$ go version
go version go1.11.1 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
GOARCH="amd64"
GOBIN=""
GOCACHE="/home/michael/.cache/go-build"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="linux"
GOOS="linux"
GOPATH="/home/michael/go"
GOPROXY=""
GORACE=""
GOROOT="/home/michael/sdk/go1.11.1"
GOTMPDIR=""
GOTOOLDIR="/home/michael/sdk/go1.11.1/pkg/tool/linux_amd64"
GCCGO="/usr/bin/gccgo"
CC="gcc"
CXX="g++"
CGO_ENABLED="1"
GOMOD="/tmp/vc/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 -fmessage-length=0 -fdebug-prefix-map=/tmp/go-build665857060=/tmp/go-build -gno-record-gcc-switches"

What did you do?

% viewcore /tmp/core.dcs-package-imp.23131.ex61.1543603411 breakdown
can't read DWARF info from /lib/x86_64-linux-gnu/libc-2.24.so: decoding dwarf section info at offset 0x0: too short

% viewcore /tmp/core.dcs-package-imp.23131.ex61.1543603411 --exe ./bin/dcs-package-importer breakdown 
 all                  13451362304 100.00% 
[…]

I’m not sure what’s happening without --exe, but the error message should suggest I use --exe in that situation, I suppose?

@gopherbot gopherbot added this to the Unreleased milestone Nov 30, 2018
@agnivade agnivade added the NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one. label Dec 1, 2018
@agnivade
Copy link
Contributor

agnivade commented Dec 1, 2018

/cc @randall77 @aclements

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
NeedsInvestigation Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.
Projects
None yet
Development

No branches or pull requests

3 participants