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Detect different vars in condition and increment

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This commit is contained in:
Matheus Aguiar 2023-09-19 16:53:48 -03:00
parent 0acab9d07e
commit 2528ff31ee
1 changed files with 6 additions and 0 deletions
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6
libsolidity/analysis/PostTypeChecker.cpp
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@ -481,6 +481,12 @@ struct SimpleCounterForLoopChecker: public PostTypeChecker::Checker
if (!lhsIdentifier || !lhsIntegerType || !commonIntegerType || *lhsIntegerType != *commonIntegerType)
return false;
if (
auto const* incExpressionIdentifier = dynamic_cast<Identifier const*>(&simplePostExpression->subExpression());
incExpressionIdentifier->annotation().referencedDeclaration != lhsIdentifier->annotation().referencedDeclaration
)
return false;
LValueChecker lhsLValueChecker{*lhsIdentifier};
_forStatement.body().accept(lhsLValueChecker);
return !lhsLValueChecker.willBeWrittenTo();