
Hunting a Windows ARM crash through Rust, C, and build-system configurations
A mimalloc 3.3 upgrade crashed Windows ARM64 CI with STATUS_ACCESS_VIOLATION. The trail ran through Rust build scripts, C atomics, crash dumps, and a subtle load-vs-CAS bug.
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![null, undefined, NaN, [object Object]](/img/56B-AxAPV6-512.png)




