POLA.. missing --sysroot option in ld?

[Warner Losh]

On Apr 29, 2014, at 10:23 PM, Julian Elischer <julian at FreeBSD.org> wrote:

> On 4/30/14, 10:36 AM, Julian Elischer wrote:
>> In our 8.0 based systems at $JOB our build environment made heavy use of the --sysroot option in gcc and ld.
>> 
>> We are trying to move up to a newer release but suddenly the --sysroot option has disappeared.
>> 
>> we get the message "/usr/bin/ld: this linker was not configured to use sysroots"
> more spefically the following command (from 'configure') fails on "near 9"
> and succeeds on 8.0.
> 
> configure:3352: /usr/bin/gcc -Wall -Wno-unused-parameter  -nostdinc -isystem /usr/build/buildroot/tools/x86_gcc4.2.4/usr/include --sysroot /usr/build/buildroot/tools/x86_gcc4.2.4 -Wall -Wno-unused-parame
> ter  -nostdinc -isystem /usr/build/buildroot/tools/x86_gcc4.2.4/usr/include --sysroot /usr/build/buildroot/tools/x86_gcc4.2.4  --sysroot /usr/build/buildroot/tools/x86_gcc4.2.4 -L/usr/build/buildroot/too
> ls/x86_gcc4.2.4/lib -L/usr/build/buildroot/tools/x86_gcc4.2.4/usr/lib conftest.c >&5
>> 
>> Does anyone know what happened?  and when, and by who?
>> I have looked in the Makefiles and configuration files in SVN and I can't see a change that would have done this..
>> of course the building of these tools is rather complex so I may have missed some place..

Yea, I looked too and don’t see anything. I thought it was broken in more like 2005 not 2011. You’re only hope is to bisect the tree down to the change that caused it…

Warner