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Seeing a

lib segfaulting when running `cargo test --all` on Windows in CI, but I can't reproduce locally. The weird part is that there are no tests currently in the lib. Unfortunately the code isn't quite ready to share publicly. Any ideas?

Replying to

and

I'm having a similar problem. bugzilla.mozilla.org/show_bug.cgi?i. I also can't reproduce locally. Try rust 1.46?

bugzilla.mozilla.org

1672813 - Rust 1.47+ (LLVM11) miscompilation on MSVC

NEW (nobody) in Firefox Build System - Toolchains. Last updated 2021-09-14.

Replying to

and

My problem ended up being

github.com

Upgrade to LLVM11 caused a codegen regression on Windows · Issue #78283 · rust-lang/rust

The following code is panicing for me in CI on Win64 and Win32 (not other platforms). I haven't been able to reproduce it locally, but we bisected it to #73526 (the LLVM 11 upgrade). Code f...

1:20 PM · Oct 23, 2020Twitter Web App

Replying to

and

Looks like I have the same issue on 1.46 so it doesn't seem to be an LLVM 11 issue.