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Re: Go 1.4.3 failing on core-updates
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From: |
Leo Famulari |
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Subject: |
Re: Go 1.4.3 failing on core-updates |
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Date: |
Sat, 22 Oct 2016 02:28:17 -0400 |
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User-agent: |
Mutt/1.7.0 (2016-08-17) |
On Mon, Oct 17, 2016 at 10:23:08AM +0200, Andy Wingo wrote:
> On Sat 15 Oct 2016 22:12, Leo Famulari <address@hidden> writes:
>
> > # net
> > cannot load DWARF output from $WORK/net/_obj//_cgo_.o: decoding dwarf
> > section info at offset 0x4: unsupported version 0
> > # os/user
> > cannot load DWARF output from $WORK/os/user/_obj//_cgo_.o: decoding dwarf
> > section info at offset 0x4: unsupported version 0
>
> Probably this is due to a version change in GCC or the toolchain -- this
> part of go is designed to interoperate with GCC in some way. Try fixing
> the version of the toolchain to something older, perhaps?
It turns out that Go 1.4.3's cgo (the Go interface to C code) doesn't
work with Binutils > 2.27:
https://github.com/golang/go/issues/16906
We are still able to use Go 1.4.3 to bootstrap later versions of Go if
we disable cgo, as I did in 04a95a4fd66.