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cmd/link: no room to add dwarf info #41967

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mengzhuo opened this issue Oct 14, 2020 · 4 comments
Closed

cmd/link: no room to add dwarf info #41967

mengzhuo opened this issue Oct 14, 2020 · 4 comments
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FrozenDueToAge WaitingForInfo Issue is not actionable because of missing required information, which needs to be provided.

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

$ go version
go version go1.15.2 darwin/amd64
git commit @ 7c58ef732efd9bf0d0882bb95371ce1909924a75

What operating system and processor architecture are you using (go env)?

go env Output
$ go env
GO111MODULE=""
GOARCH="amd64"
GOBIN=""
GOCACHE="/Users/zhuo/Library/Caches/go-build"
GOENV="/Users/zhuo/Library/Application Support/go/env"
GOEXE=""
GOFLAGS=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOINSECURE=""
GOMODCACHE="/Users/zhuo/go/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="darwin"
GOPATH="/Users/zhuo/go"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/Users/zhuo/godev"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/Users/zhuo/godev/pkg/tool/darwin_amd64"
GCCGO="gccgo"
AR="ar"
CC="clang"
CXX="clang++"
CGO_ENABLED="1"
GOMOD="/Users/zhuo/godev/src/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/lx/34ltzbq94d5b105hg0pn86vh0000gn/T/go-build092562634=/tmp/go-build -gno-record-gcc-switches -fno-common"
GOROOT/bin/go version: go version devel +7c58ef732e Wed Oct 14 05:34:32 2020 +0000 darwin/amd64
GOROOT/bin/go tool compile -V: compile version devel +7c58ef732e Wed Oct 14 05:34:32 2020 +0000
uname -v: Darwin Kernel Version 19.4.0: Wed Mar  4 22:28:40 PST 2020; root:xnu-6153.101.6~15/RELEASE_X86_64
ProductName:	Mac OS X
ProductVersion:	10.15.4
BuildVersion:	19E287
lldb --version: lldb-1200.0.32.1
Apple Swift version 5.3 (swiftlang-1200.0.29.2 clang-1200.0.30.1)
gdb --version: GNU gdb (GDB) 9.2

What did you do?

./all.bash

What did you expect to see?

All passed.

What did you see instead?

--- FAIL: TestExternalLinkerCgoExec (6.13s)
    nm_test.go:122: building test executable failed: exit status 2 # command-line-arguments
        /Users/zhuo/godev/pkg/tool/darwin_amd64/link: /Users/zhuo/godev/pkg/tool/darwin_amd64/link: com
bining dwarf failed: no room to add dwarf info. Need at least 1192 padding bytes, found 264

CC @cherrymui @randall77
@mengzhuo
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Hi, @cherrymui

This might help bisect shows it's e8f9185 is the first bad commit.

@mengzhuo mengzhuo changed the title cmd/nm: no room to add dwarf info cmd/link: no room to add dwarf info Oct 14, 2020
@cherrymui
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I cannot reproduce on my machine.

go version go1.15.2 darwin/amd64

Also, commit e8f9185 is not part of Go 1.15.

@cherrymui cherrymui added the WaitingForInfo Issue is not actionable because of missing required information, which needs to be provided. label Oct 14, 2020
@gopherbot
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Change https://golang.org/cl/262398 mentions this issue: cmd/link: use system strip for macho combine dwarf

@mengzhuo
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I see. The strip on my system is GNU strip installed by brew.
Will upload CL soon.

@golang golang locked and limited conversation to collaborators Oct 23, 2021
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@mengzhuo @gopherbot @cherrymui