Re: [ptxdist] e2fsprogs: possibly broken when using OSELAS.Toolchain 2022.10.0

[Christian Melki <christian.melki@t2data.com>]

On 11/16/22 15:08, Felix Mellmann wrote:
> 
> On 16.11.22 08:17, Michael Olbrich wrote:
>> On Sun, Nov 13, 2022 at 06:32:01PM +0100, Felix Mellmann wrote:
>>> I've just run into a linker problem when building e2fsprogs 1.46.5 using
>>> OSELAS.Toolchain 2022.10.0 (arm-v7a-linux-gnueabihf):
>>>
>>>
>>> -------------------------
>>> target: e2fsprogs.compile
>>> -------------------------
>>>
>>> make: Entering directory
>>> '/PTXdist/BSP/platform-imx6/build-target/e2fsprogs-1.46.5'
>>> cd ./util ; make subst
>>> make[1]: Entering directory
>>> '/PTXdist/BSP/platform-imx6/build-target/e2fsprogs-1.46.5/util'
>>>      CREATE dirpaths.h
>>>      CC subst.c
>>>      LD subst
>>> lto1: fatal error: bytecode stream in file 'subst.o' generated with LTO
>>> version 11.2 instead of the expected 11.3
>>> compilation terminated.
>>> lto-wrapper: fatal error: /usr/bin/gcc returned 1 exit status
>>> compilation terminated.
>>> /usr/bin/ld: error: lto-wrapper failed
>>> collect2: error: ld returned 1 exit status
>>> make[1]: *** [Makefile:369: subst] Error 1
>>> make[1]: Leaving directory
>>> '/PTXdist/BSP/platform-imx6/build-target/e2fsprogs-1.46.5/util'
>>> make: *** [Makefile:194: util/subst] Error 2
>>> make: Leaving directory
>>> '/PTXdist/BSP/platform-imx6/build-target/e2fsprogs-1.46.5'
>>> make: ***
>>> [/usr/local/lib/ptxdist-2022.11.0/rules/post/ptxd_make_world_compile.make:20:
>>> /PTXdist/BSP/platform-imx6/state/e2fsprogs.compile] Error 2
>>>
>>> The error vanishes if ./configure is called with "--disable-lto" instead of
>>> "--enable-lto".
>>>
>>> As I'm no expert at this level, I hope anyone could put some hints about the
>>> issue.
>> Is this a clean build? I've not seen this here with the same toolchain and
>> the error looks like you're mixing compiler versions.
> 
> It was a clean build, yes. But finally - ccache messed it up. After 
> clearing the cache the build was successful.
> 
> Well I should loose my trust in ccache ... Please drop my patch.
> 

I still think that LTO should not be enabled per project like that.
Regardless if it's working or not.
A global for LTO would be much better.

>>
>> Michael
> 
> 
> Felix
> 
>