1 files changed, 4 insertions, 2 deletions
diff --git a/compiler/rustc_const_eval/src/interpret/memory.rs b/compiler/rustc_const_eval/src/interpret/memory.rs
index 2c1e5087e1c..6ec85648d6d 100644
--- a/compiler/rustc_const_eval/src/interpret/memory.rs
+++ b/compiler/rustc_const_eval/src/interpret/memory.rs
@@ -1501,8 +1501,10 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
         // `get_bytes_mut` will clear the provenance, which is correct,
         // since we don't want to keep any provenance at the target.
         // This will also error if copying partial provenance is not supported.
-        let provenance =
-            src_alloc.provenance().prepare_copy(src_range, dest_offset, num_copies, self);
+        let provenance = src_alloc
+            .provenance()
+            .prepare_copy(src_range, dest_offset, num_copies, self)
+            .map_err(|e| e.to_interp_error(src_alloc_id))?;
         // Prepare a copy of the initialization mask.
         let init = src_alloc.init_mask().prepare_copy(src_range);