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Diffstat (limited to 'include/cru/parse/Grammar.hpp')
| -rw-r--r-- | include/cru/parse/Grammar.hpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/cru/parse/Grammar.hpp b/include/cru/parse/Grammar.hpp index 98bed1b1..5b37ceba 100644 --- a/include/cru/parse/Grammar.hpp +++ b/include/cru/parse/Grammar.hpp @@ -42,6 +42,8 @@ class Grammar : public Object { std::unordered_map<Nonterminal*, std::vector<Production*>> GenerateLeftProductionMap() const; + // Algorithm 4.19. + // Require grammar has no cycles or empty-productions. void EliminateLeftRecursions(); private: |