[cfe-dev] Compile-time measurements in Chromium

Nico Weber thakis at chromium.org
Mon Apr 23 11:02:01 PDT 2012


On Sun, Apr 15, 2012 at 6:26 PM, Rafael EspĂ­ndola
<rafael.espindola at gmail.com> wrote:
> On 7 February 2012 11:11, Nico Weber <thakis at chromium.org> wrote:
>> Hi,
>>
>> nice numbers :-) One thing to keep in mind is that these are
>> compile-time numbers, but the object files generated by clang tend to
>> take ~20% longer to link than the ones generated by gcc, due to chubby
>> debug information.
>
> Going over some old email and noticed this. Have you tried -gdwarf-4
> with gcc? I should reduce size of the debug information a bit.

Thanks for the suggestion! Most of our bots are still on gcc 4.4. I'll
try once we're one 4.6 (some time this year).

Nico




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