Re: gcc-12.0.0-0.4.fc36 in rawhide - s390x regression ?

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On Fri, 21 Jan 2022 10:55:51 +0100
Remi Collet <Fedora@xxxxxxxxxxxxxxxxx> wrote:

> Le 19/01/2022 à 11:53, Jakub Jelinek a écrit :
> > On Wed, Jan 19, 2022 at 07:27:44AM +0100, Remi Collet wrote:
> >> Le 14/01/2022 à 15:31, Jakub Jelinek a écrit :
> >>> gcc 12 snapshot has landed as the system compiler into rawhide today.
> >>
> >> PHP is now FTBFS on s390x only
> >> https://koji.fedoraproject.org/koji/taskinfo?taskID=81436437
> >>
> >>
> >> Any help welcome,
> >> Remi
> >>
> >>
> >> P.S. from build.log
> >>
> >>
> >> /builddir/build/BUILD/php-8.1.2/Zend/zend_variables.h: In function
> >> 'ZEND_FETCH_OBJ_IS_SPEC_CONST_TMPVAR_HANDLER':
> >> /builddir/build/BUILD/php-8.1.2/Zend/zend_variables.h:32:32: error: inlining
> >> failed in call to 'always_inline' 'zval_ptr_dtor_nogc': target specific
> >> option mismatch
> >>     32 | static zend_always_inline void zval_ptr_dtor_nogc(zval *zval_ptr)
> >>        |                                ^~~~~~~~~~~~~~~~~~
> >> In file included from
> >> /builddir/build/BUILD/php-8.1.2/Zend/zend_execute.c:5071:
> >> /builddir/build/BUILD/php-8.1.2/Zend/zend_vm_execute.h:8772:9: note: called
> >> from here
> >>   8772 |         zval_ptr_dtor_nogc(EX_VAR(opline->op2.var));
> >>        |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > 
> > That error means that there is difference in the target attribute or #pragma
> > GCC target between the caller of the always_inline function and the
> > always_inline function which prevents the inlining (and always_inline
> > requires to be inlined).
> > I'd need preprocessed source + gcc command line to say more.
> 
> Still failing with 12.0.1-0.2 recently built on rawhide
> 
> Trying to disabled the always_inline don't solves the problem
> (same issue with memcpy call)
> 
> Sorry, but I have no idea how to check the "target" used
> can't find anything in the source code
> and don't have (simple) access to s390x computer

we have both public and internal s390x machines with Fedora, if needed,
please ping me for details.


		Dan
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