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diff --git a/tiger-compiler/src/ast/assert-exp.hh b/tiger-compiler/src/ast/assert-exp.hh
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+++ b/tiger-compiler/src/ast/assert-exp.hh
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+/**
+ ** \file ast/assert-exp.hh
+ ** \brief Declaration of ast::AssertExp.
+ */
+
+#pragma once
+
+#include <ast/exp.hh>
+
+namespace ast
+{
+    // AssertExp
+    class AssertExp : public Exp
+    {
+    public:
+        /// Construct an AssertExp node.
+        AssertExp(const Location& location, Exp* cond);
+        AssertExp(const AssertExp&) = delete;
+        AssertExp& operator=(const AssertExp&) = delete;
+
+        /// Destroy an AssertExp node.
+        ~AssertExp() override;
+
+
+        // Here are the visitor methods
+        /// Accept a const visitor \a v.
+        void accept(ConstVisitor& v) const override;
+        /// Accept a non-const visitor \a v.
+        void accept(Visitor& v) override;
+
+        // Some basic getters
+        // Return the asserted condition in const form
+        const Exp& cond_get() const;
+        // Return the asserted condition
+        Exp& cond_get();
+
+    protected:
+        // The condition that the assertion will evaluate
+        Exp* cond_;
+    };
+} // namespace ast
+#include <ast/assert-exp.hxx>