public override void TraverseChildren(IArrayIndexer arrayIndexer) {
//if (!IsAtomicInstance(arrayIndexer.IndexedObject)) {
// // Simplify the BE so that all nested dereferences and method calls are broken up into separate assignments to locals.
// var se = ExpressionSimplifier.Simplify(this.sink, arrayIndexer);
// this.Traverse(se);
// return;
//}
this.Traverse(arrayIndexer.IndexedObject);
Bpl.Expr arrayExpr = TranslatedExpressions.Pop();
var be = arrayIndexer.IndexedObject as IBoundExpression;
if (be != null && be.Instance != null) {
var l = this.sink.CreateFreshLocal(be.Type);
var lhs = Bpl.Expr.Ident(l);
var cmd = Bpl.Cmd.SimpleAssign(arrayIndexer.Token(), lhs, arrayExpr);
this.StmtTraverser.StmtBuilder.Add(cmd);
arrayExpr = lhs;
}
this.Traverse(arrayIndexer.Indices);
int count = arrayIndexer.Indices.Count();
Bpl.Expr[] indexExprs = new Bpl.Expr[count];
for (int i = count; i > 0; i--) {
indexExprs[i - 1] = TranslatedExpressions.Pop();
}
Bpl.Expr indexExpr;
if (indexExprs.Length == 1) {
indexExpr = indexExprs[0];
}
else {
Bpl.Function f = this.sink.FindOrCreateNaryIntFunction(indexExprs.Length);
indexExpr = new Bpl.NAryExpr(arrayIndexer.Token(), new Bpl.FunctionCall(f), new List<Bpl.Expr>(indexExprs));
}
AssertOrAssumeNonNull(arrayIndexer.Token(), arrayExpr);
this.TranslatedExpressions.Push(this.sink.Heap.ReadHeap(arrayExpr, indexExpr, AccessType.Array, this.sink.CciTypeToBoogie(arrayIndexer.Type)));
}
