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Use builtin_index instead of match

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Co-authored-by: Oli Scherer <github35764891676564198441@oli-obk.de>
This commit is contained in:
Andy Wang 2023-03-20 16:21:43 +01:00
parent e24f5ac56b
commit f404f33c21
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1 changed files with 2 additions and 5 deletions
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7
compiler/rustc_mir_build/src/build/custom/parse/instruction.rs
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@ -173,12 +173,9 @@ impl<'tcx, 'body> ParseCtxt<'tcx, 'body> {
) )
), ),
ExprKind::Array { fields } => { ExprKind::Array { fields } => {
let elem_ty = match expr.ty.kind() { let elem_ty = expr.ty.builtin_index().expect("ty must be an array");
ty::Array(ty, ..) => ty,
_ => unreachable!("ty is array"),
};
Ok(Rvalue::Aggregate( Ok(Rvalue::Aggregate(
Box::new(AggregateKind::Array(*elem_ty)), Box::new(AggregateKind::Array(elem_ty)),
fields.iter().map(|e| self.parse_operand(*e)).collect::<Result<_, _>>()? fields.iter().map(|e| self.parse_operand(*e)).collect::<Result<_, _>>()?
)) ))
}, },