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Update compiler/rustc_target/src/abi/mod.rs

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Co-authored-by: Ralf Jung <post@ralfj.de>
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Oli Scherer 2020-11-04 15:12:44 +01:00 committed by GitHub
parent 6e6c8a86e9
commit 5f087f089f
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compiler/rustc_target/src/abi/mod.rs
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@ -319,7 +319,7 @@ impl Size {
// Sign-extend it.
let shift = 128 - size;
// Shift the unsigned value to the left, then shift back to the right as signed
// (essentially fills with FF on the left).
// (essentially fills with sign bit on the left).
(((value << shift) as i128) >> shift) as u128
}