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C++: Replace AST dataflow with IR dataflow.

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This commit is contained in:
Mathias Vorreiter Pedersen
2022-10-13 11:18:12 +02:00
parent d79a7e863a
commit 41cbef81ec
50 changed files with 2471 additions and 1408 deletions
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32
cpp/ql/test/TestUtilities/dataflow/FlowTestCommon.qll
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@@ -13,7 +13,6 @@
import cpp
private import semmle.code.cpp.ir.dataflow.DataFlow::DataFlow as IRDataFlow
private import semmle.code.cpp.dataflow.DataFlow::DataFlow as AstDataFlow
import TestUtilities.InlineExpectationsTest
class IRFlowTest extends InlineExpectationsTest {
@@ -41,34 +40,3 @@ class IRFlowTest extends InlineExpectationsTest {
)
}
}
class AstFlowTest extends InlineExpectationsTest {
AstFlowTest() { this = "ASTFlowTest" }
override string getARelevantTag() { result = "ast" }
override predicate hasActualResult(Location location, string element, string tag, string value) {
exists(
AstDataFlow::Node source, AstDataFlow::Node sink, AstDataFlow::Configuration conf, int n
|
tag = "ast" and
conf.hasFlow(source, sink) and
n = strictcount(AstDataFlow::Node otherSource | conf.hasFlow(otherSource, sink)) and
(
n = 1 and value = ""
or
// If there is more than one source for this sink
// we specify the source location explicitly.
n > 1 and
value =
source.getLocation().getStartLine().toString() + ":" +
source.getLocation().getStartColumn()
) and
location = sink.getLocation() and
element = sink.toString()
)
}
}
/** DEPRECATED: Alias for AstFlowTest */
deprecated class ASTFlowTest = AstFlowTest;