Look at the release notes, under 'Compiler Toolchain', about 20% scroll 
down the page.  Try the compiler arguments provided and see if disabling 
the new compiler back-end ( -ssa=0 ) resolves this and report your results.

On Friday, July 8, 2016 at 4:08:31 AM UTC-5, Lucio wrote:
>
> This may be spurious, but I took a fresh clone/checkout of go1.7rc1 and 
> tried to build it using an arbitrary TIP (at the time) version of Go - one, 
> I'm sure, that was running on NetBSD before - and came up with odd errors. 
> It just happened to be the platform at hand at the time.
>
> I have just verified that I can build (make.bash) the RC using go1.4, but 
> not with the more recent TIP version:
>
> treacle$ /usr/local/go/bin/go version
> go version devel +b2963a5 Sun Dec 6 06:28:33 2015 +0000 netbsd/386
> treacle$ /usr/local/go/bin/go env
> GOARCH="386"
> GOBIN="/home/lucio/bin"
> GOEXE=""
> GOHOSTARCH="386"
> GOHOSTOS="netbsd"
> GOOS="netbsd"
> GOPATH="/home/lucio/Package"
> GORACE=""
> GOROOT="/usr/local/go"
> GOTOOLDIR="/usr/local/go/pkg/tool/netbsd_386"
> GO15VENDOREXPERIMENT=""
> CC="gcc"
> GOGCCFLAGS="-fPIC -m32 -pthread -fmessage-length=0"
> CXX="g++"
> CGO_ENABLED="1"
>
> treacle$ GOROOT_BOOTSTRAP=/usr/local/go GOBIN= ./make.bash
> ##### Building Go bootstrap tool.
> cmd/dist
> # _/var/guest/go/go1.7/src/cmd/dist
> main.install: runtime.growslice_n: not defined
> main.install: runtime.growslice_n: not defined
> main.dopack: runtime.typ2Itab: not defined
> main.mkzosarch: runtime.typ2Itab: not defined
> main.mkzosarch: runtime.typ2Itab: not defined
> main.mkzosarch: runtime.typ2Itab: not defined
> main.mkzcgo: runtime.typ2Itab: not defined
> main.mkzcgo: runtime.typ2Itab: not defined
> main.mkzcgo: runtime.typ2Itab: not defined
> main.xflagparse: runtime.typ2Itab: not defined
> main.(*tester).run: runtime.typ2Itab: not defined
> main.(*tester).run: runtime.typ2Itab: not defined
> main.(*tester).run: runtime.typ2Itab: not defined
> main.(*tester).run: runtime.typ2Itab: not defined
> main.(*tester).dirCmd: runtime.typ2Itab: not defined
> main.(*tester).dirCmd: runtime.typ2Itab: not defined
> main.(*tester).cgoTest: runtime.typ2Itab: not defined
> main.(*tester).cgoTest: runtime.typ2Itab: not defined
> main.(*tester).cgoTestSO: runtime.typ2Itab: not defined
> main.run: runtime.typ2Itab: not defined
> main.run: runtime.typ2Itab: not defined
> /usr/local/go/pkg/tool/netbsd_386/link: too many errors
>
>
> and, just in case it explains something:
>
> treacle$ CGO_ENABLED=0 GOROOT_BOOTSTRAP=/usr/local/go GOBIN= ./make.bash
> ##### Building Go bootstrap tool.
> cmd/dist
> # _/var/guest/go/go1.7/src/cmd/dist
>
> ... produces the exact same outcome, at least to the naked eye.
>
> I hope this helps someone.
>
> Lucio.
>
>
> On Friday, 8 July 2016 06:50:34 UTC+2, Chris Broadfoot wrote:
>>
>> Hello gophers,
>>
>> We have just released go1.7rc1, a release candidate for Go 1.7.
>> It is cut from release-branch.go1.7 at the revision tagged go1.7rc1.
>>
>> Please help us by testing your Go programs with the release, and report 
>> any problems using the issue tracker:
>>   https://golang.org/issue/new
>>
>> You can download binary and source distributions from the usual place:   
>>   
>>   https://golang.org/dl/#go1.7rc1
>>
>> To find out what has changed in Go 1.7, read the draft release notes:
>>   https://tip.golang.org/doc/go1.7
>>
>> Documentation for Go 1.7 is available at:
>>   https://tip.golang.org/
>>
>> Cheers,
>> Chris
>>
>

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