F21 system GCC changed to 4.9.0 prerelease

"J├│hann B. Gu├░mundsson" johannbg at gmail.com
Thu Apr 10 14:15:02 UTC 2014

On 04/10/2014 02:06 PM, Josh Boyer wrote:
> On Thu, Apr 10, 2014 at 6:23 AM, Jakub Jelinek <jakub at redhat.com> wrote:
>> Hi!
>> FYI, gcc in rawhide has been upgraded to 4.9.0 prerelease,
>> please visit http://gcc.gnu.org/gcc-4.9/porting_to.html if your
>> package no longer builds.  To investigate runtime rather than compile time
>> issues, please consider using temporarily -fsanitize=undefined and/or
>> -fsanitize=address to look for undefined behavior in the packages
>> you own.
> Hm.  So the kernel I tried to build this morning failed on ARM:
> http://koji.fedoraproject.org/koji/getfile?taskID=6723963&name=build.log
> That cross-built locally (gcc 4.8.1) here fine before I sent it to
> koji.  Anyone have any ideas on that?
Could be this [1]


1. http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60663

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