On Fri, Jan 30, 2026 at 04:14:59PM +0100, Richard Biener wrote:
> The following avoids GCing IDENTIFIER_POINTERs referenced from
> external_die_map after we clear ggc_protect_identifiers. I never
> expected those to be GCed.
>
> LTO bootstrapped on x86_64-unknown-linux-gnu, testing in progress.
> I'll wait for the reporter to confirm this fixes the observed
> issue.
>
> OK?
>
> PR debug/123886
> * dwarf2out.cc (sym_off_pair::sym): Remove GTY((skip)).
I wasn't even aware we have something like ggc_protect_identifiers.
But given that it exists, if this works, guess it is ok.
Jakub
