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Sanity abort to_bits if used on zsts

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This commit is contained in:
Oliver Schneider 2018-05-25 11:56:33 +02:00
parent eceeb63d11
commit 50d3783b95
1 changed files with 1 additions and 1 deletions
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src/librustc/mir/interpret/value.rs
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@ -218,7 +218,7 @@ impl<'tcx> Scalar {
pub fn to_bits(self, size: Size) -> EvalResult<'tcx, u128> {
match self {
Scalar::Bits { defined: 0, .. } => err!(ReadUndefBytes),
Scalar::Bits { .. } if size.bits() == 0 => bug!("to_bits cannot be used with zsts"),
Scalar::Bits { bits, defined } if size.bits() <= defined as u64 => Ok(bits),
Scalar::Bits { .. } => err!(ReadUndefBytes),
Scalar::Ptr(_) => err!(ReadPointerAsBytes),