Fix 10390: FP: knownConditionTrueFalse (#3374)
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@ -4031,6 +4031,10 @@ static void valueFlowSymbolic(TokenList* tokenlist, SymbolDatabase* symboldataba
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continue;
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if (tok->astOperand2()->hasKnownIntValue())
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continue;
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if (tok->astOperand1()->exprId() == 0)
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continue;
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if (tok->astOperand2()->exprId() == 0)
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continue;
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if (!isConstExpression(tok->astOperand2(), tokenlist->getSettings()->library, true, tokenlist->isCPP()))
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continue;
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@ -4068,6 +4072,10 @@ static void valueFlowSymbolicInfer(TokenList* tokenlist, SymbolDatabase* symbold
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continue;
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if (tok->astOperand2()->hasKnownIntValue())
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continue;
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if (astIsFloat(tok->astOperand1(), false))
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continue;
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if (astIsFloat(tok->astOperand2(), false))
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continue;
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MathLib::bigint rhsvalue = 0;
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const ValueFlow::Value* rhs =
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@ -6007,6 +6007,20 @@ private:
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" return x;\n"
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"}\n";
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ASSERT_EQUALS(false, testValueOfXKnown(code, 4U, "i++", 0));
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code = "float foo() {\n"
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" float f = 1.0f;\n"
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" float x = f;\n"
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" return x;\n"
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"}\n";
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ASSERT_EQUALS(false, testValueOfXKnown(code, 4U, "1.0f", 0));
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code = "int foo(float f) {\n"
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" float g = f;\n"
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" int x = f == g;\n"
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" return x;\n"
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"}\n";
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ASSERT_EQUALS(false, testValueOfXKnown(code, 4U, 1));
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}
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};
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