bjoernager/rust
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make sure has_deref is correct

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ouz-a 2022-07-24 13:26:20 +03:00
parent 447aaceed7
commit 9f00d836af
1 changed files with 2 additions and 0 deletions
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2
compiler/rustc_middle/src/mir/mod.rs
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@ -1464,6 +1464,8 @@ impl<'tcx> Place<'tcx> {
/// If MirPhase >= Derefered and if projection contains Deref, /// If MirPhase >= Derefered and if projection contains Deref,
/// It's guaranteed to be in the first place /// It's guaranteed to be in the first place
pub fn has_deref(&self) -> bool { pub fn has_deref(&self) -> bool {
// To make sure this is not accidently used in wrong mir phase
debug_assert!(!self.projection[1..].contains(&PlaceElem::Deref));
self.projection.first() == Some(&PlaceElem::Deref) self.projection.first() == Some(&PlaceElem::Deref)
} }