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C++: Address false positive results.

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Geoffrey White
2026-03-16 16:48:54 +00:00
parent 1130870168
commit a57f803b37
3 changed files with 8 additions and 12 deletions
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2
cpp/ql/src/Likely Bugs/Format/WrongTypeFormatArguments.ql
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@@ -168,9 +168,11 @@ where
formatOtherArgType(ffc, n, expected, arg, actual) and
not actual.getUnspecifiedType().(IntegralType).getSize() = sizeof_IntType()
) and
// Exclude some cases where we're less confident the result is correct / clear / valuable
not arg.isAffectedByMacro() and
not arg.isFromUninstantiatedTemplate(_) and
not actual.stripType() instanceof ErroneousType and
not arg.getType().stripType().(RoutineType).getReturnType() instanceof ErroneousType and
not arg.(Call).mayBeFromImplicitlyDeclaredFunction() and
// Make sure that the format function definition is consistent
count(ffc.getTarget().getFormatParameterIndex()) = 1