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Re: [PATCH] Come up with -flto=auto option.
On 7/23/19 3:20 AM, Jan Hubicka wrote:
>> As we as openSUSE started using -flto, I see it very handy to have
>> an option value that will automatically detect number of cores
>> that can be used for parallel LTRANS phase.
> great you found time to make this. It should become the default for
> -flto IMO.
I was going to hack it into the rpm configury bits since we have access
to the # cores there. But an auto-selector within GCC is even better.
BTW, isn't this all going to wreck havoc with reproducible builds since
partitioning can affect code generation? That's one of our open