Fix handling of non-terminal extras that share non-extra rules

Fixes #701
2020-07-29 09:50:13 -07:00 · 2020-07-29 09:50:13 -07:00 · 81bbdf19f4
commit 81bbdf19f4
parent 253f23c3d4
2 changed files with 13 additions and 5 deletions
--- a/cli/src/generate/build_tables/minimize_parse_table.rs
+++ b/cli/src/generate/build_tables/minimize_parse_table.rs
@ -199,6 +199,9 @@ impl<'a> Minimizer<'a> {
        right_state: &ParseState,
        group_ids_by_state_id: &Vec<ParseStateId>,
    ) -> bool {
+        if left_state.is_non_terminal_extra != right_state.is_non_terminal_extra {
+            return true;
+        }
        for (token, left_entry) in &left_state.terminal_entries {
            if let Some(right_entry) = right_state.terminal_entries.get(token) {
                if self.entries_conflict(