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Turn projections into copies in CopyProp.

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This commit is contained in:
Camille GILLOT 2023-02-04 11:48:28 +00:00
parent 3de7d7fb22
commit 5c1cb5bbc6
4 changed files with 68 additions and 3 deletions
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4
compiler/rustc_mir_transform/src/copy_prop.rs
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@ -153,8 +153,8 @@ impl<'tcx> MutVisitor<'tcx> for Replacer<'_, 'tcx> {
fn visit_operand(&mut self, operand: &mut Operand<'tcx>, loc: Location) {
if let Operand::Move(place) = *operand
&& let Some(local) = place.as_local()
&& !self.fully_moved.contains(local)
&& !place.has_deref()
&& !self.fully_moved.contains(place.local)
{
*operand = Operand::Copy(place);
}