Torvalds & GCC 4.9

[Sérgio Basto]

On Dom, 2014-07-27 at 09:11 +0200, Jakub Jelinek wrote: 
> On Sat, Jul 26, 2014 at 11:32:49PM -0700, Chuck Forsberg WA7KGX wrote:
> > Phoeonix.com is reporting that Linus has found a code generation
> > error in 4.9 and has switched back to 4.8.
> 
> The bug existed from 4.5.0 up, so switching back to 4.8 is a weird
> solution.
> 
> > Since Fedora has been including 4.9 in F21 for some time,
> > one would like to know which compiler is used for compiling F21.
> 
> This bug is fixed in gcc-4.9.1-2.fc{21,22} already, and given that it has
> been reported only after a few years since the bug has been introduced, it
> is not very likely to trigger on other code.

So, we should do a new mass rebuild for gcc on F21 branch and rawhide !

> > Caould some of the strange problems I've seen with F21 be
> > caused by GCC 2.9 code generation error(s)???
> 
> Have you filed bugs if you suspect gcc problems?
> 
> 	Jakub

-- 
Sérgio M. B.