Fixed #9312 (FP : variable is assigned a value that is never used (static))
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61286392d9
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06ea1a2b53
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@ -1180,7 +1180,11 @@ void CheckUnusedVar::checkFunctionVariableUsage()
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if (iteratorToken && iteratorToken->variable() && iteratorToken->variable()->typeEndToken()->str().find("iterator") != std::string::npos)
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continue;
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const Variable *op1Var = tok->astOperand1() ? tok->astOperand1()->variable() : nullptr;
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const Token *op1tok = tok->astOperand1();
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while (Token::Match(op1tok, ".|[|*"))
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op1tok = op1tok->astOperand1();
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const Variable *op1Var = op1tok ? op1tok->variable() : nullptr;
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if (op1Var && op1Var->isReference() && op1Var->nameToken() != tok->astOperand1())
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// todo: check references
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continue;
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@ -3726,6 +3726,13 @@ private:
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" x++;\n"
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"}");
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ASSERT_EQUALS("", errout.str());
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functionVariableUsage("void foo(int value) {\n"
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" static int array[16] = {0};\n"
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" if(array[value]) {}\n"
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" array[value] = 1;\n"
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"}");
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ASSERT_EQUALS("", errout.str());
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}
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void localvarextern() {
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