H.J. Lu via llvm-dev llvm-dev at lists.llvm.org
Thu Oct 28 06:39:46 PDT 2021

On Wed, Oct 27, 2021 at 11:52 PM Florian Weimer <fweimer at redhat.com> wrote:
> * H. J. Lu via llvm-dev:
> > 1. Some binaries which require new ELF features, like DT_RELR, only
> > work with the new glibc binary.  They crash at run-time with the older
> > glibc binaries.
> > 2. Somes binaries compiled with the new language features, like C2X
> > printf specifiers, only generate correct results with the new glibc
> > binary.  Since we don't add new glibc versions to the printf function
> > family, they generate incorrect results at run-time with the older
> > glibc binaries.
> Solaris uses SHT_SUNW_verneed sections for this, not a property note.
> Property notes seem the wrong approach for this.  And there is no reason
> to make this specific to glibc.
> However, I still very much dislike this proposal.

Can you share your concerns?



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