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Fixed incorrect warning for flipped CheckConstCompare

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This commit is contained in:
Brian Fiete 2025-05-30 15:55:40 +02:00
parent 6fcecfdb78
commit 1014824fd0
2 changed files with 7 additions and 4 deletions
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7
IDEHelper/Compiler/BfExprEvaluator.cpp
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@ -24485,7 +24485,7 @@ void BfExprEvaluator::PerformBinaryOperation(BfExpression* leftExpression, BfExp
PerformBinaryOperation(leftExpression, rightExpression, binaryOp, opToken, flags, leftValue);
}
bool BfExprEvaluator::CheckConstCompare(BfBinaryOp binaryOp, BfAstNode* opToken, const BfTypedValue& leftValue, const BfTypedValue& rightValue)
bool BfExprEvaluator::CheckConstCompare(BfBinaryOp binaryOp, BfAstNode* opToken, const BfTypedValue& leftValue, const BfTypedValue& rightValue, bool invert)
{
if ((binaryOp < BfBinaryOp_Equality) || (binaryOp > BfBinaryOp_LessThanOrEqual))
return false;
@ -24613,6 +24613,9 @@ bool BfExprEvaluator::CheckConstCompare(BfBinaryOp binaryOp, BfAstNode* opToken,
}
}
if ((invert) && (constResult >= 0))
constResult ^= 1;
if (constResult == 0)
{
mModule->Warn(0, "The result of this operation is always 'false'", opToken);
@ -24672,7 +24675,7 @@ void BfExprEvaluator::PerformBinaryOperation(BfAstNode* leftExpression, BfAstNod
}
else if ((leftValue.mValue.IsConst()) && (!rightValue.mValue.IsConst()))
{
if (CheckConstCompare(BfGetOppositeBinaryOp(binaryOp), opToken, rightValue, leftValue))
if (CheckConstCompare(BfGetOppositeBinaryOp(binaryOp), opToken, rightValue, leftValue, true))
return;
}

2
IDEHelper/Compiler/BfExprEvaluator.h
View file

@ -488,7 +488,7 @@ public:
void LookupQualifiedName(BfAstNode* nameNode, BfIdentifierNode* nameLeft, BfIdentifierNode* nameRight, bool ignoreInitialError, bool* hadError = NULL);
void LookupQualifiedStaticField(BfQualifiedNameNode* nameNode, bool ignoreIdentifierNotFoundError);
void LookupQualifiedStaticField(BfAstNode* nameNode, BfIdentifierNode* nameLeft, BfIdentifierNode* nameRight, bool ignoreIdentifierNotFoundError);
bool CheckConstCompare(BfBinaryOp binaryOp, BfAstNode* opToken, const BfTypedValue& leftValue, const BfTypedValue& rightValue);
bool CheckConstCompare(BfBinaryOp binaryOp, BfAstNode* opToken, const BfTypedValue& leftValue, const BfTypedValue& rightValue, bool invert = false);
void AddStrings(const BfTypedValue& leftValue, const BfTypedValue& rightValue, BfAstNode* refNode);
bool PerformBinaryOperation_NullCoalesce(BfTokenNode* opToken, BfExpression* leftExpression, BfExpression* rightExpression, BfTypedValue leftValue, BfType* wantType, BfTypedValue* assignTo = NULL);
bool PerformBinaryOperation_Numeric(BfAstNode* leftExpression, BfAstNode* rightExpression, BfBinaryOp binaryOp, BfAstNode* opToken, BfBinOpFlags flags, BfTypedValue leftValue, BfTypedValue rightValue);