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SubjectRe: Build failure in linux mainline when building arcv2 images
Hi Guenter,

On 07/28/2016 08:23 PM, Guenter Roeck wrote:
> Hi Vineet,
> Mainline fails to build arcv2 images with the following error.
> {standard input}: Assembler messages:
> {standard input}:19174: Error: Instruction with long immediate data in delay slot
> make[2]: *** [block/cfq-iosched.o] Error 1
> Bisect points to commit 9a7f38c42c2 ("cfq-iosched: Convert from jiffies to
> nanoseconds"),
> but I don't really hold it responsible. It looks more like a compiler / binutils
> problem
> to me.

Indeed - triggers a latent bug in ARC gcc !

> I am using a toolchain built with buildroot (gcc 4.8.3). Is there a more recent
> toolchain
> than the one in buildroot available, by any chance ? If yes, where do I find it ?

Yeah there's a 4.8.5 based one (referred to as GNU 2016.03) - will prebuilt
toolchain suffice or would you prefer building on your own. Prebuilt could be
found below.

For building on your own, Alexey can point to upstream buildroot which enabled
2016.03 tools.


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