{"ok":true,"trend":{"id":1241395,"platform":"hn","region":"global","key":"two arm64-specific compiler optimization bugs, in gcc 15/16 and rust, hit curl","title":"Two ARM64-specific compiler optimization bugs, in GCC 15/16 and Rust, hit curl","url":"https://mastodon.social/@bagder/117392573268225646","first_seen":"2026-10-06T13:50:39.676308Z","last_seen":"2026-10-06T19:20:39.921423Z","last_rank":28,"peak_rank":24,"last_volume":46,"peak_volume":46,"seen_count":22,"score":50.76,"category_hint":null,"section":null,"category":null,"summary":"curl maintainer Daniel Stenberg reports that two ARM64-specific compiler optimization bugs, one in GCC 15/16 and one in the Rust compiler, have affected curl. The bugs, triggered by aggressive optimization on 64-bit ARM platforms, caused miscompiled code in the widely used data transfer library. The report has drawn attention from developers discussing the risks compiler bugs pose to critical open-source infrastructure.","why":"Compiler-level miscompilation in a security-critical library like curl raises concerns about the reliability of modern optimized builds on ARM64.","tone":"neutral","entities":["curl","Daniel Stenberg","GCC","Rust","ARM64"],"summarized_at":"2026-10-06T19:55:07.660515Z","meta":{"lang":"en","link":"https://mastodon.social/@bagder/117392573268225646","hn_id":"49977832","comments":5},"nw":null,"promo":null,"kind":null,"importance":null,"hidden":false,"hide_reason":null,"judged_at":null,"title_en":"Two ARM64 compiler bugs hit curl in GCC and Rust toolchains","timeline":[{"captured_at":"2026-10-06T13:50:39.676308Z","rank":30,"volume":5},{"captured_at":"2026-10-06T14:05:39.649075Z","rank":27,"volume":8},{"captured_at":"2026-10-06T14:20:39.647443Z","rank":26,"volume":12},{"captured_at":"2026-10-06T14:35:39.692734Z","rank":27,"volume":13},{"captured_at":"2026-10-06T14:50:39.668142Z","rank":27,"volume":14},{"captured_at":"2026-10-06T15:05:39.766086Z","rank":28,"volume":16},{"captured_at":"2026-10-06T15:20:39.673154Z","rank":26,"volume":20},{"captured_at":"2026-10-06T15:35:39.743786Z","rank":26,"volume":24},{"captured_at":"2026-10-06T15:50:39.758844Z","rank":24,"volume":25},{"captured_at":"2026-10-06T16:05:39.772114Z","rank":25,"volume":27},{"captured_at":"2026-10-06T16:20:39.701607Z","rank":27,"volume":28},{"captured_at":"2026-10-06T16:35:39.732184Z","rank":27,"volume":31},{"captured_at":"2026-10-06T16:50:39.690113Z","rank":27,"volume":31},{"captured_at":"2026-10-06T17:05:39.653757Z","rank":28,"volume":32},{"captured_at":"2026-10-06T17:20:39.756250Z","rank":27,"volume":33},{"captured_at":"2026-10-06T17:35:43.964522Z","rank":27,"volume":36},{"captured_at":"2026-10-06T17:50:39.723518Z","rank":27,"volume":39},{"captured_at":"2026-10-06T18:05:39.691620Z","rank":25,"volume":39},{"captured_at":"2026-10-06T18:20:39.723141Z","rank":26,"volume":44},{"captured_at":"2026-10-06T18:50:39.776689Z","rank":26,"volume":44},{"captured_at":"2026-10-06T19:05:39.974976Z","rank":28,"volume":44},{"captured_at":"2026-10-06T19:20:39.921423Z","rank":28,"volume":46}],"posts":[{"platform":"hn","url":"https://news.ycombinator.com/item?id=49977832","author":"torutofu","title":"Two ARM64-specific compiler optimization bugs, in GCC 15/16 and Rust, hit curl","snippet":null,"posted_at":"2026-10-06T13:06:00Z","likes":46}],"elsewhere":[],"window":"7d"}}