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Improve documentation on UndefinedBehaviorInfo::ValidationFailure

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Rémy Rakic 2021-06-14 18:57:06 +02:00
parent b87724053e
commit 19fddc019f
1 changed files with 2 additions and 0 deletions
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compiler/rustc_middle/src/mir/interpret/error.rs
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@ -257,6 +257,8 @@ pub enum UndefinedBehaviorInfo<'tcx> {
/// Should only be thrown by `validity.rs` and always point out which part of the value /// Should only be thrown by `validity.rs` and always point out which part of the value
/// is the problem. /// is the problem.
ValidationFailure { ValidationFailure {
/// The "path" to the value in question, e.g. `.0[5].field` for a struct
/// field in the 6th element of an array that is the first element of a tuple.
path: Option<String>, path: Option<String>,
msg: String, msg: String,
}, },