Fix array reference

Author: lucic71

cpp2rust/converter/models/converter_refcount.cpp

@@ -408,7 +408,7 @@ std::string ConverterRefCount::ConvertFreshPointer(
 }
 
 std::string ConverterRefCount::ConvertPointeeCast(std::string str,
-                                                  const clang::Expr *,
+                                                  const clang::Expr *from,
                                                   clang::QualType to) {
   if (to->isFunctionPointerType()) {
     computed_expr_type_ = ComputedExprType::FreshPointer;
@@ -420,6 +420,11 @@ std::string ConverterRefCount::ConvertPointeeCast(std::string str,
   if (to->isReferenceType() && !isAddrOf()) {
     return str;
   }
+  if (auto pointee = GetExprPointee(ctx_, from, to);
+      to->isReferenceType() && pointee->isArrayType()) {
+    str = std::format("{} as {}", str,
+                      ToString(ctx_.getLValueReferenceType(pointee)));
+  }
   PushConversionKind push(*this, ConversionKind::Unboxed);
   auto element = ctx_.getBaseElementType(to->getPointeeType());
   computed_expr_type_ = ComputedExprType::FreshPointer;
@@ -2336,7 +2341,7 @@ std::string ConverterRefCount::ConvertVarInitValue(clang::QualType qual_type,
         return std::format("Ptr::<{}>::from_string_literal({})", code_unit,
                            ToString(expr->IgnoreParens()->IgnoreImplicit()));
       }
-      return std::format("({} as {})", ConvertFreshPointer(expr),
+      return std::format("({} as {})", ConvertFreshPointer(expr, qual_type),
                          ToString(qual_type));
     }
     return ConvertFreshPointer(expr, qual_type);

tests/unit/out/refcount/size_t_template_param.rs

@@ -47,7 +47,11 @@ pub fn main() {
 }
 fn main_0() -> i32 {
     let a1: Value<Box<[usize]>> = Rc::new(RefCell::new(Box::new([1_usize, 2_usize, 3_usize])));
-    assert!((({ array_ref_0((a1.as_pointer() as Ptr<u64>),) }) == 3_u64));
+    assert!(
+        (({
+            array_ref_0(((a1.as_pointer() as Ptr<usize>).reinterpret_cast::<u64>() as Ptr<u64>))
+        }) == 3_u64)
+    );
     assert!(((*a1.borrow())[(0) as usize] == 2_usize));
     let a2: Value<Box<[usize]>> = Rc::new(RefCell::new(Box::new([4_usize, 5_usize])));
     let pc: Value<PtrCtor_unsigned_long_> = Rc::new(RefCell::new(PtrCtor_unsigned_long_::new({