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Undo a change that got lost in the larger refactorings

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This commit is contained in:
Oliver Scherer 2018-12-12 09:34:43 +01:00
parent e6e08c666c
commit 07345f041e
1 changed files with 3 additions and 1 deletions
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4
src/librustc_mir/transform/qualify_consts.rs
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@ -557,9 +557,11 @@ impl<'a, 'tcx> Visitor<'tcx> for Qualifier<'a, 'tcx, 'tcx> {
match proj.elem {
ProjectionElem::Deref => {
if context.is_mutating_use() {
// `not_const` errors out in const contexts
this.not_const()
} else {
this.qualif = Qualif::NOT_CONST;
// just make sure this doesn't get promoted
this.qualif.add(Qualif::NOT_CONST);
}
let base_ty = proj.base.ty(this.mir, this.tcx).to_ty(this.tcx);
match this.mode {