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Fixed #2393 (Token::Match called with varid 0)

This commit is contained in:
Daniel Marjamäki 2011-01-04 18:34:51 +01:00
parent 2c6421d162
commit c2a194ead0
1 changed files with 1 additions and 1 deletions
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2
lib/checkbufferoverrun.cpp
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@ -925,7 +925,7 @@ void CheckBufferOverrun::checkScope(const Token *tok, const std::vector<std::str
} }
// undefined behaviour: result of pointer arithmetic is out of bounds // undefined behaviour: result of pointer arithmetic is out of bounds
if (Token::Match(tok, "= %varid% + %num% ;", varid)) if (varid && Token::Match(tok, "= %varid% + %num% ;", varid))
{ {
const MathLib::bigint index = MathLib::toLongNumber(tok->strAt(3)); const MathLib::bigint index = MathLib::toLongNumber(tok->strAt(3));
if (index > size && _settings->_checkCodingStyle) if (index > size && _settings->_checkCodingStyle)