[OE-core] [PATCH] systemd: disable problematic GCC 5.2 optimizations

Jonathan Liu net147 at gmail.com
Mon Sep 21 12:31:35 UTC 2015


On 21/09/2015 10:23 PM, Burton, Ross wrote:
>
> On 21 September 2015 at 12:23, Jonathan Liu <net147 at gmail.com 
> <mailto:net147 at gmail.com>> wrote:
>
>     +FULL_OPTIMIZATION += "-fno-schedule-insns -fno-schedule-insns2"
>
>
> Are these bugs with the gcc optimisations or the systemd source code, 
> and if its gcc's fault are the problematic optimisations specific to a 
> particular architecture (such as ARM)?  Just wondering if we can use 
> overrides to only change the optimisations where they're a problem.
>
> Ross
I am not sure how to isolate if it's an issue in the systemd source code 
but the issue is not present when using GCC 4.9.
Haven't checked if this is occuring on other architectures. Any feedback 
whether this occurs on other platforms (Raspberry Pi 2 is ARMv7) is welcome.

Regards,
Jonathan
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