Re: LTO vs LD_PRELOAD (libvirt FTBFS test suite failure)

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* Daniel P. Berrangé:

> If I run LD_DEBUG=all on a build /with/ LTO, there are no symbol lookups
> at all for qemuProcessStartManagedPRDaemon. It looks very much like the
> call was resolved and bound at link time when built with LTO.

It's possible that the symbol extraction logic is confused by LTO, but
-ffat-lto-objects should prevent that.

Can you collect all the linker input scripts/command lines after libtool
has done its thing?

Thanks,
Florian
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