Re: Help needed with FTBFS of package cpl in i686 and Fedora>=29

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On Wed, Aug 22, 2018 at 05:37:10PM +0200, Sergio Pascual wrote:
> Hello, I'm trying to fix a FTBFS bug in cpl, a C library. The package fails
> in i686 on Fedora>=29 and compiles in Fedora<=28
> 
> https://koji.fedoraproject.org/koji/taskinfo?taskID=29215071
> 
> https://kojipkgs.fedoraproject.org//work/tasks/5071/29215071/build.log
> 
> I imagine that, after enabling SSE2 in Fedora 29, we are compiling a
> different code path
> that fails. I don't have any experience with this kind of code.
> The error is related with _m_from_int64, that seems undefined? But
> _m_from_int64 is defined in one of the *intrin.h headers. I'm don't know
> what is happening.

In /usr/lib/gcc/i686-redhat-linux/8/include/mmintrin.h,
_m_from_int64 is defined under a '#ifdef __x86_64__' guard. Thus, it's
not defined on i386.

Zbyszek
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