Some big improvements to backtraces in GNU Emacs trunk!
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Rust's backtraces moving to be native Rust: https://github.com/rust-lang/rust/pull/74682/commits/06d565c967bfb7c6ff52a991bbe47b4a2a25de3e
This prevents malformed DWARF info leading to security issues, an avenue for vulnerabilities I'd not considered before. https://twitter.com/Brittain_Ben/status/1288193388588740615
Slightly shocked to learn that #Erlang didn't have line numbers in backtraces until late 2011 (Erlang R15)