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| author | Martin Kiewitz | 2010-05-23 16:59:09 +0000 |
|---|---|---|
| committer | Martin Kiewitz | 2010-05-23 16:59:09 +0000 |
| commit | db74441d558103c626d1ec078583b0266a190e5d (patch) | |
| tree | 25ba85095520db3e3fea913cf277d96f42436e61 | |
| parent | 9be4f6250cc88a1638299b3661b9896f4ebf57ed (diff) | |
| download | scummvm-rg350-db74441d558103c626d1ec078583b0266a190e5d.tar.gz scummvm-rg350-db74441d558103c626d1ec078583b0266a190e5d.tar.bz2 scummvm-rg350-db74441d558103c626d1ec078583b0266a190e5d.zip | |
SCI: fixing crash in _vocab_add_rule when running qfg2 demo
svn-id: r49160
| -rw-r--r-- | engines/sci/parser/grammar.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/engines/sci/parser/grammar.cpp b/engines/sci/parser/grammar.cpp index 1cfe84076f..070e6767cf 100644 --- a/engines/sci/parser/grammar.cpp +++ b/engines/sci/parser/grammar.cpp @@ -258,6 +258,11 @@ void Vocabulary::freeRuleList(ParseRuleList *list) { static ParseRuleList *_vocab_add_rule(ParseRuleList *list, ParseRule *rule) { if (!rule) return list; + if (!rule->_data.size()) { + // Special case for qfg2 demo + warning("no rule contents on _vocab_add_rule()"); + return list; + } ParseRuleList *new_elem = new ParseRuleList(rule); |