fatal error: asm/errno.h: No such file or directory during bootstrap

[Bernd Edlinger]

On 01/17/18 17:58, Georg-Johann Lay wrote:
> On 17.01.2018 17:27, Bernd Edlinger wrote:
>> Hi,
>>
>> I think you need to apt-get install multiarch-support
> 
> Says
> ...
> multiarch-support is already the newest version (2.23-0ubuntu10)
> ...
> 0 upgraded, 0 newly installed, 0 to remove and 204 not upgraded
> 

Do you have linux-libc-dev:i386 installed?

>> or build with --disable-multilib
>  > The strange thing is that it used to work.  I am not bootstrapping
> gcc on regular basis, and it's several months ago since I
> bootstrapped trunk (same OS, same build-gcc, etc.)
> 

Something must have become broken since then.
Have you tried this:

echo "#include <asm/errno.h>" | gcc -xc - -m32 -H

Is your host gcc able to link -m32 executables?


Bernd.