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This commit is contained in:
Ralf Jung 2020-05-24 19:28:44 +02:00
parent 7b98552cc0
commit 8b5ba4a3c6
1 changed files with 1 additions and 1 deletions
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src/librustc_mir/interpret/cast.rs
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@ -189,7 +189,7 @@ impl<'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> InterpCx<'mir, 'tcx, M> {
cast_ty: Ty<'tcx>,
) -> Scalar<M::PointerTag> {
// Let's make sure v is sign-extended *if* it has a signed type.
let signed = src_layout.abi.is_signed(); // also checks that abi is `Scalar`.
let signed = src_layout.abi.is_signed(); // Also asserts that abi is `Scalar`.
let v = if signed { self.sign_extend(v, src_layout) } else { v };
trace!("cast_from_scalar: {}, {} -> {}", v, src_layout.ty, cast_ty);
use rustc_middle::ty::TyKind::*;