Rollup merge of #99259 - RalfJung:visit-a-place, r=oli-obk

interpret/visitor: support visiting with a PlaceTy Finally we can visit a `PlaceTy` in a way that will only do `force_allocation` when needed ti visit a field. :) r? `@oli-obk`
2022-07-16 22:30:51 +02:00
parent 984ef421fd c4cb043f06
commit fa298beb79
6 changed files with 272 additions and 50 deletions
--- a/compiler/rustc_const_eval/src/const_eval/valtrees.rs
+++ b/compiler/rustc_const_eval/src/const_eval/valtrees.rs
@@ -436,7 +436,7 @@ fn valtree_into_mplace<'tcx>(

                        let offset = place_adjusted.layout.fields.offset(i);
                        place
-                            .offset(
+                            .offset_with_meta(
                                offset,
                                MemPlaceMeta::Meta(Scalar::from_machine_usize(
                                    num_elems as u64,