Just out of curiosity, you compiled gem5.opt with LTO and found it has
debug symbols?
gem5.fast doesn't have debug symbols, that's expected.
--
Dr. Bobby R. Bruce
Room 3050,
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Davis,
CA, 95616
web: https://www.bobbybruce.net
On Tue, May 25, 2021 at 8:56 AM Eliot Moss via gem5-users <
gem5-users@gem5.org> wrote:
> Thank you, Gabe, and everyone, for your patience. I followed up Gabe's
> intuition that this was probably an LTO process running out of memory. I
> increased my virtual machine's memory from 4Gb to 24Gb and the builds went
> through.
>
> A side note: gem5.opt and gem5.fast.unstripped have symbols, gem.fast does
> not.
>
> Considering the build time from scratch, LTO does not add much. That
> would be
> somewhat different in the case of, say, editing one source file and
> rebuilding. LTO on my machine seems to take something like 5-10 mins.
>
> Best wishes - Eliot
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