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Co-authored-by: Wesley Wiser <wwiser@gmail.com>
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Oliver Scherer 2020-08-20 16:56:19 +02:00 committed by GitHub
parent f0bae6726f
commit dcc202723a
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2 changed files with 3 additions and 3 deletions
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4
src/librustc_middle/mir/mod.rs
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@ -77,14 +77,14 @@ impl<'tcx> HasLocalDecls<'tcx> for Body<'tcx> {
/// dialects forbid certain variants or values in certain phases.
///
/// Note: Each phase's validation checks all invariants of the *previous* phases' dialects. A phase
/// that changes the dialect documents what invariants must be uphelpd *after* that phase finishes.
/// that changes the dialect documents what invariants must be upheld *after* that phase finishes.
///
/// Warning: ordering of variants is significant.
#[derive(Copy, Clone, TyEncodable, TyDecodable, Debug, PartialEq, Eq, PartialOrd, Ord)]
#[derive(HashStable)]
pub enum MirPhase {
Build = 0,
// FIXME: it's unclear whether we still need this phase (and its corresponding query).
// FIXME(oli-obk): it's unclear whether we still need this phase (and its corresponding query).
// We used to have this for pre-miri MIR based const eval.
Const = 1,
/// This phase checks the MIR for promotable elements and takes them out of the main MIR body

2
src/librustc_mir/transform/const_prop.rs
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@ -857,7 +857,7 @@ impl<'mir, 'tcx> ConstPropagator<'mir, 'tcx> {
if let Some(Some(alloc)) = alloc {
// Assign entire constant in a single statement.
// We can't use aggregates, as we are post-aggregate-lowering.
// We can't use aggregates, as we run after the aggregate-lowering `MirPhase`.
*rval = Rvalue::Use(Operand::Constant(Box::new(Constant {
span: source_info.span,
user_ty: None,