[Bug target/125985] GCC16 BPF backports

[jemarch at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125985

--- Comment #7 from Jose E. Marchesi <jemarch at gcc dot gnu.org> ---
Backported:

3e2885588fe0 dwarf: fix inconsistency in type chains traversal [PR125421]