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Rollup merge of #48727 - leodasvacas:refactor-contrived-match, r=rkruppe

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Refactor contrived match.
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kennytm 2018-03-06 16:25:38 +08:00
commit 57cfbeaf64
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1 changed files with 6 additions and 13 deletions
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19
src/librustc_mir/transform/lower_128bit.rs
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@ -77,19 +77,12 @@ impl Lower128Bit {
};
let bin_statement = block.statements.pop().unwrap();
let (source_info, place, lhs, mut rhs) = match bin_statement {
Statement {
source_info,
kind: StatementKind::Assign(
place,
Rvalue::BinaryOp(_, lhs, rhs))
} => (source_info, place, lhs, rhs),
Statement {
source_info,
kind: StatementKind::Assign(
place,
Rvalue::CheckedBinaryOp(_, lhs, rhs))
} => (source_info, place, lhs, rhs),
let source_info = bin_statement.source_info;
let (place, lhs, mut rhs) = match bin_statement.kind {
StatementKind::Assign(place, Rvalue::BinaryOp(_, lhs, rhs))
| StatementKind::Assign(place, Rvalue::CheckedBinaryOp(_, lhs, rhs)) => {
(place, lhs, rhs)
}
_ => bug!("Statement doesn't match pattern any more?"),
};