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fix super_visit_with for Terminator

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Bastian Kauschke 2020-11-07 11:54:35 +01:00
parent a601302ff0
commit 103f7a499b
1 changed files with 14 additions and 17 deletions
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31
compiler/rustc_middle/src/mir/type_foldable.rs
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@ -109,24 +109,21 @@ impl<'tcx> TypeFoldable<'tcx> for Terminator<'tcx> {
args.visit_with(visitor) args.visit_with(visitor)
} }
Assert { ref cond, ref msg, .. } => { Assert { ref cond, ref msg, .. } => {
if cond.visit_with(visitor).is_break() { cond.visit_with(visitor)?;
use AssertKind::*; use AssertKind::*;
match msg { match msg {
BoundsCheck { ref len, ref index } => { BoundsCheck { ref len, ref index } => {
len.visit_with(visitor)?; len.visit_with(visitor)?;
index.visit_with(visitor) index.visit_with(visitor)
}
Overflow(_, l, r) => {
l.visit_with(visitor)?;
r.visit_with(visitor)
}
OverflowNeg(op) | DivisionByZero(op) | RemainderByZero(op) => {
op.visit_with(visitor)
}
ResumedAfterReturn(_) | ResumedAfterPanic(_) => ControlFlow::CONTINUE,
} }
} else { Overflow(_, l, r) => {
ControlFlow::CONTINUE l.visit_with(visitor)?;
r.visit_with(visitor)
}
OverflowNeg(op) | DivisionByZero(op) | RemainderByZero(op) => {
op.visit_with(visitor)
}
ResumedAfterReturn(_) | ResumedAfterPanic(_) => ControlFlow::CONTINUE,
} }
} }
InlineAsm { ref operands, .. } => operands.visit_with(visitor), InlineAsm { ref operands, .. } => operands.visit_with(visitor),