basic dyn* support for Miri

2023-02-06 16:00:54 +01:00
parent dc89a803d6
commit b2f58146b9
16 changed files with 325 additions and 84 deletions
--- a/compiler/rustc_const_eval/src/interpret/intern.rs
+++ b/compiler/rustc_const_eval/src/interpret/intern.rs
@@ -242,7 +242,7 @@ impl<'rt, 'mir, 'tcx: 'mir, M: CompileTimeMachine<'mir, 'tcx, const_eval::Memory
            let mplace = self.ecx.ref_to_mplace(&value)?;
            assert_eq!(mplace.layout.ty, referenced_ty);
            // Handle trait object vtables.
-            if let ty::Dynamic(..) =
+            if let ty::Dynamic(_, _, ty::Dyn) =
                tcx.struct_tail_erasing_lifetimes(referenced_ty, self.ecx.param_env).kind()
            {
                let ptr = mplace.meta.unwrap_meta().to_pointer(&tcx)?;