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add protection to internal methods of exprt #2834

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Merged
merged 1 commit into from
Aug 26, 2018
Merged

add protection to internal methods of exprt #2834

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2 changes: 2 additions & 0 deletions src/util/expr.h
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,7 @@ class exprt:public irept
return static_cast<source_locationt &>(add(ID_C_source_location));
}

protected:
exprt &add_expr(const irep_idt &name)
{
return static_cast<exprt &>(add(name));
Expand All @@ -149,6 +150,7 @@ class exprt:public irept
return static_cast<const exprt &>(find(name));
}

public:
void visit(class expr_visitort &visitor);
void visit(class const_expr_visitort &visitor) const;

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