CodeQL library for C/C++
codeql/cpp-all 0.12.10 (changelog, source)
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Predicate Cached::chiOnlyPartiallyUpdatesLocation

Holds if the ChiPartialOperand only partially overlaps with the ChiTotalOperand. This means that the ChiPartialOperand will not override the entire memory associated with the ChiTotalOperand.

Import path

import semmle.code.cpp.ir.implementation.aliased_ssa.internal.SSAConstruction
predicate chiOnlyPartiallyUpdatesLocation(ChiInstruction chi)