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codeql/cpp/ql/test/library-tests/dataflow/dataflow-tests/test_diff.ql
Jonas Jensen 4ef5c9af62 C++: Autoformat everything
Some files that will change in #1736 have been spared.

    ./build -j4 target/jars/qlformat
    find ql/cpp/ql -name "*.ql"  -print0 | xargs -0 target/jars/qlformat --input
    find ql/cpp/ql -name "*.qll" -print0 | xargs -0 target/jars/qlformat --input
    (cd ql && git checkout 'cpp/ql/src/semmle/code/cpp/ir/implementation/**/*SSA*.qll')
    buildutils-internal/scripts/pr-checks/sync-identical-files.py --latest
2019-09-09 11:25:53 +02:00

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import cpp
import DataflowTestCommon as ASTCommon
import IRDataflowTestCommon as IRCommon
import semmle.code.cpp.dataflow.DataFlow as ASTDataFlow
import semmle.code.cpp.ir.dataflow.DataFlow as IRDataFlow
predicate astFlow(Location sourceLocation, Location sinkLocation) {
exists(
ASTDataFlow::DataFlow::Node source, ASTDataFlow::DataFlow::Node sink,
ASTCommon::TestAllocationConfig cfg
|
cfg.hasFlow(source, sink) and
sourceLocation = source.getLocation() and
sinkLocation = sink.getLocation()
)
}
predicate irFlow(Location sourceLocation, Location sinkLocation) {
exists(
IRDataFlow::DataFlow::Node source, IRDataFlow::DataFlow::Node sink,
IRCommon::TestAllocationConfig cfg
|
cfg.hasFlow(source, sink) and
sourceLocation = source.getLocation() and
sinkLocation = sink.getLocation()
)
}
from Location sourceLocation, Location sinkLocation, string note
where
astFlow(sourceLocation, sinkLocation) and
not irFlow(sourceLocation, sinkLocation) and
note = "AST only"
or
irFlow(sourceLocation, sinkLocation) and
not astFlow(sourceLocation, sinkLocation) and
note = "IR only"
select sourceLocation.toString(), sinkLocation.toString(), note