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InferCtxt tainted_by_errors_flag should be Option<ErrorGuaranteed> #100368
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r? @wesleywiser (rust-highfive has picked a reviewer for you, use r? to override) |
r? @lcnr |
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ok, that's worrying 😅 you should be able to get a backtrace of where we incorrectly set alternatively, change the can look into this myself in case you get stuck or overwhelmed 😁 sorry, this is not an |
Maybe we found another bug. |
yeah, I am pretty sure that the reason CI is failing is a bug of the current compiler, your PR looks correct. |
seems caused by this line of code,
I commented this line, the crash disappear 🤣 per my understanding, we should only call |
we probably do get some unwanted overflow errors if we remove that, don't we? 🤔 if so fixing that might be difficult. I guess that requires a more general change to the way fulfillment deals with overflow... would have to take some time to experiment with this locally in that case. |
Comfirmed with @cjgillot, this hack used to prob overflow ICE, I tested in local and seems we don't get any overflow diagnostic any more, so I will remove this line. |
@bors r+ rollup |
InferCtxt tainted_by_errors_flag should be Option<ErrorGuaranteed> Fixes rust-lang#100321. Use Cell<Option<ErrorGuaranteed>> to guarantee that we emit an error when that flag is set.
Rollup of 9 pull requests Successful merges: - rust-lang#99249 (Do not re-parse function signatures to suggest generics) - rust-lang#100309 (Extend comma suggestion to cases where fields arent missing) - rust-lang#100368 (InferCtxt tainted_by_errors_flag should be Option<ErrorGuaranteed>) - rust-lang#100768 (Migrate `rustc_plugin_impl` to `SessionDiagnostic`) - rust-lang#100835 (net listen backlog update, follow-up from rust-lang#97963.) - rust-lang#100851 (Fix rustc_parse_format precision & width spans) - rust-lang#100857 (Refactor query modifier parsing) - rust-lang#100907 (Fix typo in UnreachableProp) - rust-lang#100909 (Minor `ast::LitKind` improvements) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
Fixes #100321.
Use Cell<Option> to guarantee that we emit an error when that flag is set.