CodeQL library for Java/Kotlin
codeql/java-all 0.8.9 (changelog, source)

Predicate SsaImpl::SsaPublic::adjacentUseUse

Holds if use1 and use2 form an adjacent use-use-pair of the same SsaSourceVariable, that is, the value read in use1 can reach use2 without passing through any other use or any SSA definition of the variable except for phi nodes and uncertain implicit updates.

Import path

predicate adjacentUseUse(VarRead use1, VarRead use2)