Torvalds & GCC 4.9
Chuck Forsberg WA7KGX
caf at omen.com
Sun Jul 27 09:36:35 UTC 2014
On 07/27/2014 12:11 AM, 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.
>
>> 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
I have not seen GCC related bugs in the software I wrote,
but then my usage of C is not very subtle.
I was wondering if some of the recent problems which come and go, such as
installs with anything but Gnome failing to boot to a desktop.
Saturday's rsync had this problem, Friday's was OK in this respect.
--
Chuck Forsberg WA7KGX caf at omen.com www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
Omen Technology Inc "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231 503-614-0430
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