[zorg] r175256 - ARM LNT: passing -O3 directly

Renato Golin renato.golin at linaro.org
Fri Feb 15 07:01:14 PST 2013


On 15 February 2013 14:52, David Tweed <david.tweed at arm.com> wrote:

> By the way, I notice looking at the LNT output that it's configured for a
> Release+Asserts build. What's the rationale for this? (Note that I'm NOT
> saying this is wrong, I genuinely don't know what sort of configuration
> you'd use when using LNT for timing data and I'd be interested to know.)
>

The rationale is a copy&paste one. ;)

I want to get them running, before I get them running well. Release+Asserts
is good enough for my purposes, right now. The only thing I need to make
sure is that the vectorization is working and generating correct code. LLVM
3.3 will be released with vectorization enabled by default on -O3 and I
need to make sure to cover the basics on ARM, too.

On a local run of the LNT, it's all working and took 2.5h, but since the
release is near, I want to get something constantly running so we don't
regress just before the release.

cheers,
--renato
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