account for custom DSTs in valtree -> constvalue conversion

2022-04-26 10:58:45 +02:00
parent 6fc3e630fb
commit bfefb4d74c
3 changed files with 123 additions and 9 deletions
--- a/compiler/rustc_const_eval/src/interpret/place.rs
+++ b/compiler/rustc_const_eval/src/interpret/place.rs
@@ -115,6 +115,12 @@ impl<'tcx, Tag: Provenance> std::ops::Deref for MPlaceTy<'tcx, Tag> {
    }
 }

+impl<'tcx, Tag: Provenance> std::ops::DerefMut for MPlaceTy<'tcx, Tag> {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.mplace
+    }
+}
+
 impl<'tcx, Tag: Provenance> From<MPlaceTy<'tcx, Tag>> for PlaceTy<'tcx, Tag> {
    #[inline(always)]
    fn from(mplace: MPlaceTy<'tcx, Tag>) -> Self {