Fixed #5863 (False positive: array index is used before limits check)
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@ -2102,7 +2102,7 @@ void CheckBufferOverrun::arrayIndexThenCheck()
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// statement can be closed in parentheses, so "(| " is using
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if (Token::Match(tok, "&& (| %varid% <|<=", indexID))
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arrayIndexThenCheckError(tok, indexName);
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else if (Token::Match(tok, "&& (| %any% >|>= %varid%", indexID))
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else if (Token::Match(tok, "&& (| %any% >|>= %varid% !!+", indexID))
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arrayIndexThenCheckError(tok, indexName);
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}
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}
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@ -3976,6 +3976,12 @@ private:
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"}");
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ASSERT_EQUALS("[test.cpp:2]: (style) Array index 'i' is used before limits check.\n", errout.str());
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check("void f(char* e, int y) {\n"
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" if (e[y] == '/' && elen > y + 1 && e[y + 1] == '?') {\n"
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" }\n"
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"}");
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ASSERT_EQUALS("", errout.str());
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// this one doesn't work for now, hopefully in the future
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check("void f(const int a[], unsigned i) {\n"
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" if(a[i] < func(i) && i <= 42) {\n"
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