/// This class provides a symbol table of name/value pairs. It is essentially
/// a std::map<std::string,Value*> but has a controlled interface provided by
/// LLVM as well as ensuring uniqueness of names.
/// This class provides a symbol table of name/value pairs. It is essentially
/// a std::map<std::string,Value*> but has a controlled interface provided by
/// LLVM as well as ensuring uniqueness of names.
/// createValueName - This method attempts to create a value name and insert
/// it into the symbol table with the specified name. If it conflicts, it
/// auto-renames the name and returns that instead.
/// createValueName - This method attempts to create a value name and insert
/// it into the symbol table with the specified name. If it conflicts, it
/// auto-renames the name and returns that instead.
/// This method removes a value from the symbol table. It leaves the
/// ValueName attached to the value, but it is no longer inserted in the
/// This method removes a value from the symbol table. It leaves the
/// ValueName attached to the value, but it is no longer inserted in the