On 2014/08/22 14:13:25, Fabrice de Gans wrote:
LTO merges all the flags at link time. v8 is built with -O2 (optimize for
speed) and that takes precedence over -Os (optimize for size), which we
use in
the rest of Chromium.
So, essentially, the "-O2" option spills into the rest of the build.
There's
no
"fix" for that as it's not a bug.
I hope the explanation in the file is clear enough.
https://codereview.chromium.org/497713002/diff/1/build/toolchain.gypi
File build/toolchain.gypi (right):
https://codereview.chromium.org/497713002/diff/1/build/toolchain.gypi#newcode247
build/toolchain.gypi:247: # Disable LTO for v8
On 2014/08/22 13:47:48, ulan wrote:
> Could you please expand this commet explaining why we need to disable
it and
> when can we enable it? Maybe a link to a chromium issue?
Done.
Thanks, lgtm.
https://codereview.chromium.org/497713002/
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