Update src/tools/miri/src/shims/native_lib.rs

Co-authored-by: Ralf Jung <post@ralfj.de>

Author: Strophox

src/tools/miri/src/shims/native_lib.rs

@@ -239,7 +239,8 @@ fn imm_to_carg<'tcx>(v: ImmTy<'tcx>, cx: &impl HasDataLayout) -> InterpResult<'t
             CArg::USize(v.to_scalar().to_target_usize(cx)?.try_into().unwrap()),
         ty::RawPtr(..) => {
             let s = v.to_scalar().to_pointer(cx)?.addr();
-            CArg::RawPtr(s.bytes() as *mut std::ffi::c_void) // TODO
+            // This relies on the `expose_provenance` in `addr_from_alloc_id`.
+            CArg::RawPtr(ptr::with_exposed_provenance_mut(s.bytes_usize()))
         },
         _ => throw_unsup_format!("unsupported argument type for native call: {}", v.layout.ty),
     })