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Bison 1.875

5.3 Operator Precedence

Another situation where shift/reduce conflicts appear is in arithmetic expressions. Here shifting is not always the preferred resolution; the Bison declarations for operator precedence allow you to specify when to shift and when to reduce.

5.3.1 When Precedence is Needed		An example showing why precedence is needed.
5.3.2 Specifying Operator Precedence		How to specify precedence in Bison grammars.
5.3.3 Precedence Examples		How these features are used in the previous example.
5.3.4 How Precedence Works		How they work.