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Fix crash on garbage code (#3834)

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chrchr-github 2022-02-15 20:19:03 +01:00 committed by GitHub
parent 907218254e
commit 52f549fa87
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2 changed files with 8 additions and 1 deletions
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5
lib/tokenize.cpp
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@ -4286,7 +4286,10 @@ void Tokenizer::setVarIdPass2()
while (Token::Match(tokStart, ":: %name%") || tokStart->str() == "<") {
if (tokStart->str() == "<") {
// skip the template part
tokStart = tokStart->findClosingBracket()->next();
const Token* closeTok = tokStart->findClosingBracket();
if (!closeTok)
syntaxError(tok);
tokStart = closeTok->next();
} else {
classnameTokens.push_back(tokStart->next());
tokStart = tokStart->tokAt(2);

4
test/testgarbage.cpp
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@ -250,6 +250,7 @@ private:
TEST_CASE(garbageCode218); // #8763
TEST_CASE(garbageCode219); // #10101
TEST_CASE(garbageCode220); // #6832
TEST_CASE(garbageCode221);
TEST_CASE(garbageCodeFuzzerClientMode1); // test cases created with the fuzzer client, mode 1
@ -1704,6 +1705,9 @@ private:
void garbageCode220() { // #6832
ASSERT_THROW(checkCode("(){(){{()}}return;{switch()0 case(){}break;l:()}}\n"), InternalError); // don't crash
}
void garbageCode221() {
ASSERT_THROW(checkCode("struct A<0<;\n"), InternalError); // don't crash
}
void syntaxErrorFirstToken() {
ASSERT_THROW(checkCode("&operator(){[]};"), InternalError); // #7818