Akim Demaille 5b19f91ccf multistart: check duplicates ...

* src/symlist.h, src/symlist.c (symbol_list_find_symbol)
(symbol_list_last): New.
(symbol_list_append): Use symbol_list_last.
* src/reader.c (grammar_start_symbols_add): Check and discard duplicates.
* tests/input.at (Duplicate %start symbol): New.
* tests/reduce.at (Bad start symbols): Add the multistart keyword.

2020-11-30 16:48:03 +01:00

87 KiB

Raw Blame History

View Raw