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Merge pull request #19128 from hvitved/csharp/pre-update-unique

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C#: Make `getPreUpdateNode` Unique Again
This commit is contained in:
Tom Hvitved
2025-03-28 09:19:27 +01:00
committed by GitHub
parent f209f53369 023ffe22a0
commit 1a75c0506f
4 changed files with 132 additions and 141 deletions
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24
csharp/ql/consistency-queries/DataFlowConsistency.ql
View File

@@ -34,30 +34,18 @@ private module Input implements InputSig<Location, CsharpDataFlow> {
n instanceof FlowSummaryNode
or
n.asExpr().(ObjectCreation).hasInitializer()
or
exists(
n.(PostUpdateNode).getPreUpdateNode().asExprAtNode(LocalFlow::getPostUpdateReverseStep(_))
)
}
predicate argHasPostUpdateExclude(ArgumentNode n) {
n instanceof FlowSummaryNode
or
not exists(LocalFlow::getAPostUpdateNodeForArg(n.getControlFlowNode()))
or
n instanceof ParamsArgumentNode
}
predicate postHasUniquePreExclude(PostUpdateNode n) {
exists(ControlFlow::Nodes::ExprNode e, ControlFlow::Nodes::ExprNode arg |
e = LocalFlow::getAPostUpdateNodeForArg(arg) and
e != arg and
n = TExprPostUpdateNode(e)
)
}
predicate uniquePostUpdateExclude(Node n) {
exists(ControlFlow::Nodes::ExprNode e, ControlFlow::Nodes::ExprNode arg |
e = LocalFlow::getAPostUpdateNodeForArg(arg) and
e != arg and
n.asExpr() = arg.getExpr()
)
or
n.asExpr() = any(Expr e | not exprMayHavePostUpdateNode(e))
}
predicate reverseReadExclude(Node n) { n.asExpr() = any(AwaitExpr ae).getExpr() }

109
csharp/ql/lib/semmle/code/csharp/dataflow/internal/DataFlowPrivate.qll
View File

@@ -691,19 +691,22 @@ module LocalFlow {
)
}
/** Gets a node for which to construct a post-update node for argument `arg`. */
ControlFlow::Nodes::ExprNode getAPostUpdateNodeForArg(ControlFlow::Nodes::ExprNode arg) {
arg.getExpr() instanceof Argument and
result = getALastEvalNode*(arg) and
exists(Expr e, Type t | result.getExpr() = e and t = e.stripCasts().getType() |
t instanceof RefType and
not t instanceof NullType
or
t = any(TypeParameter tp | not tp.isValueType())
or
t.isRefLikeType()
) and
not exists(getALastEvalNode(result))
/**
* Holds if a reverse local flow step should be added from the post-update node
* for `e` to the post-update node for the result.
*
* This is needed to allow for side-effects on compound expressions to propagate
* to sub components. For example, in
*
* ```csharp
* m(b ? x : y)
* ```
*
* we add a reverse flow step from `[post] b ? x : y` to `[post] x` and to
* `[post] y`, in order for the side-effect of `m` to reach both `x` and `y`.
*/
ControlFlow::Nodes::ExprNode getPostUpdateReverseStep(ControlFlow::Nodes::ExprNode e) {
result = getALastEvalNode(e)
}
/**
@@ -763,6 +766,13 @@ predicate simpleLocalFlowStep(Node nodeFrom, Node nodeTo, string model) {
VariableCapture::valueStep(nodeFrom, nodeTo)
or
nodeTo = nodeFrom.(LocalFunctionCreationNode).getAnAccess(true)
or
nodeTo.(PostUpdateNode).getPreUpdateNode().(ExprNode).getControlFlowNode() =
LocalFlow::getPostUpdateReverseStep(nodeFrom
.(PostUpdateNode)
.getPreUpdateNode()
.(ExprNode)
.getControlFlowNode())
) and
model = ""
or
@@ -1061,6 +1071,20 @@ private class FieldOrPropertyUsedInSource extends FieldOrProperty {
}
}
/**
* Hold if `e` has a type that allows for it to have a post-update node.
*/
predicate exprMayHavePostUpdateNode(Expr e) {
exists(Type t | t = e.stripCasts().getType() |
t instanceof RefType and
not t instanceof NullType
or
t = any(TypeParameter tp | not tp.isValueType())
or
t.isRefLikeType()
)
}
/** A collection of cached types and predicates to be evaluated in the same stage. */
cached
private module Cached {
@@ -1106,7 +1130,15 @@ private module Cached {
cfn.getAstNode().(ObjectCreation).hasInitializer()
} or
TExprPostUpdateNode(ControlFlow::Nodes::ExprNode cfn) {
cfn = LocalFlow::getAPostUpdateNodeForArg(_)
(
cfn.getExpr() instanceof Argument
or
cfn =
LocalFlow::getPostUpdateReverseStep(any(ControlFlow::Nodes::ExprNode e |
exists(any(SourcePostUpdateNode p).getPreUpdateNode().asExprAtNode(e))
))
) and
exprMayHavePostUpdateNode(cfn.getExpr())
or
exists(Expr e | e = cfn.getExpr() |
fieldOrPropertyStore(_, _, _, e, true)
@@ -2722,17 +2754,23 @@ abstract class PostUpdateNode extends Node {
}
module PostUpdateNodes {
class ObjectCreationNode extends PostUpdateNode, ExprNode, TExprNode {
abstract class SourcePostUpdateNode extends PostUpdateNode {
abstract Node getPreUpdateSourceNode();
final override Node getPreUpdateNode() { result = this.getPreUpdateSourceNode() }
}
class ObjectCreationNode extends SourcePostUpdateNode, ExprNode, TExprNode {
private ObjectCreation oc;
ObjectCreationNode() { this = TExprNode(oc.getAControlFlowNode()) }
override Node getPreUpdateNode() {
override Node getPreUpdateSourceNode() {
exists(ControlFlow::Nodes::ElementNode cfn | this = TExprNode(cfn) |
result.(ObjectInitializerNode).getControlFlowNode() = cfn
result = TObjectInitializerNode(cfn)
or
not oc.hasInitializer() and
result.(MallocNode).getControlFlowNode() = cfn
result = TMallocNode(cfn)
)
}
}
@@ -2744,7 +2782,7 @@ module PostUpdateNodes {
* Such a node acts as both a post-update node for the `MallocNode`, as well as
* a pre-update node for the `ObjectCreationNode`.
*/
class ObjectInitializerNode extends PostUpdateNode, NodeImpl, ArgumentNodeImpl,
class ObjectInitializerNode extends SourcePostUpdateNode, NodeImpl, ArgumentNodeImpl,
TObjectInitializerNode
{
private ObjectCreation oc;
@@ -2758,7 +2796,7 @@ module PostUpdateNodes {
/** Gets the initializer to which this initializer node belongs. */
ObjectOrCollectionInitializer getInitializer() { result = oc.getInitializer() }
override MallocNode getPreUpdateNode() { result.getControlFlowNode() = cfn }
override MallocNode getPreUpdateSourceNode() { result = TMallocNode(cfn) }
override predicate argumentOf(DataFlowCall call, ArgumentPosition pos) {
pos.isQualifier() and
@@ -2781,23 +2819,12 @@ module PostUpdateNodes {
override string toStringImpl() { result = "[pre-initializer] " + cfn }
}
class ExprPostUpdateNode extends PostUpdateNode, NodeImpl, TExprPostUpdateNode {
class ExprPostUpdateNode extends SourcePostUpdateNode, NodeImpl, TExprPostUpdateNode {
private ControlFlow::Nodes::ElementNode cfn;
ExprPostUpdateNode() { this = TExprPostUpdateNode(cfn) }
override ExprNode getPreUpdateNode() {
// For compound arguments, such as `m(b ? x : y)`, we want the leaf nodes
// `[post] x` and `[post] y` to have two pre-update nodes: (1) the compound argument,
// `if b then x else y`; and the (2) the underlying expressions; `x` and `y`,
// respectively.
//
// This ensures that we get flow out of the call into both leafs (1), while still
// maintaining the invariant that the underlying expression is a pre-update node (2).
cfn = LocalFlow::getAPostUpdateNodeForArg(result.getControlFlowNode())
or
cfn = result.getControlFlowNode()
}
override ExprNode getPreUpdateSourceNode() { result = TExprNode(cfn) }
override DataFlowCallable getEnclosingCallableImpl() {
result.getAControlFlowNode() = cfn
@@ -2825,41 +2852,41 @@ module PostUpdateNodes {
override Node getPreUpdateNode() { result.(FlowSummaryNode).getSummaryNode() = preUpdateNode }
}
private class InstanceParameterAccessPostUpdateNode extends PostUpdateNode,
private class InstanceParameterAccessPostUpdateNode extends SourcePostUpdateNode,
InstanceParameterAccessNode
{
InstanceParameterAccessPostUpdateNode() { isPostUpdate = true }
override InstanceParameterAccessPreNode getPreUpdateNode() {
override InstanceParameterAccessPreNode getPreUpdateSourceNode() {
result = TInstanceParameterAccessNode(cfn, false)
}
override string toStringImpl() { result = "[post] this" }
}
private class PrimaryConstructorThisAccessPostUpdateNode extends PostUpdateNode,
private class PrimaryConstructorThisAccessPostUpdateNode extends SourcePostUpdateNode,
PrimaryConstructorThisAccessNode
{
PrimaryConstructorThisAccessPostUpdateNode() { isPostUpdate = true }
override PrimaryConstructorThisAccessPreNode getPreUpdateNode() {
override PrimaryConstructorThisAccessPreNode getPreUpdateSourceNode() {
result = TPrimaryConstructorThisAccessNode(p, false, callable)
}
override string toStringImpl() { result = "[post] this" }
}
class LocalFunctionCreationPostUpdateNode extends LocalFunctionCreationNode, PostUpdateNode {
class LocalFunctionCreationPostUpdateNode extends LocalFunctionCreationNode, SourcePostUpdateNode {
LocalFunctionCreationPostUpdateNode() { isPostUpdate = true }
override LocalFunctionCreationPreNode getPreUpdateNode() {
override LocalFunctionCreationPreNode getPreUpdateSourceNode() {
result = TLocalFunctionCreationNode(cfn, false)
}
override string toStringImpl() { result = "[post] " + cfn }
}
private class CapturePostUpdateNode extends PostUpdateNode, CaptureNode {
private class CapturePostUpdateNode extends SourcePostUpdateNode, CaptureNode {
private CaptureNode pre;
CapturePostUpdateNode() {
@@ -2867,7 +2894,7 @@ module PostUpdateNodes {
pre.getSynthesizedCaptureNode())
}
override CaptureNode getPreUpdateNode() { result = pre }
override CaptureNode getPreUpdateSourceNode() { result = pre }
override string toStringImpl() { result = "[post] " + cn }
}

70
csharp/ql/test/library-tests/dataflow/global/DataFlowPath.expected
View File

@@ -421,46 +421,40 @@ edges
| GlobalDataFlow.cs:469:21:469:21 | s : String | GlobalDataFlow.cs:469:32:469:32 | access to parameter s | provenance | |
| GlobalDataFlow.cs:470:15:470:17 | access to parameter arg : String | GlobalDataFlow.cs:469:21:469:21 | s : String | provenance | |
| GlobalDataFlow.cs:473:28:473:41 | "taint source" : String | GlobalDataFlow.cs:466:53:466:55 | arg : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:483:20:483:33 | "taint source" : String | GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:22 | access to field field | provenance | |
| GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:22 | access to field field | provenance | |
| GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:22 | access to field field | provenance | |
| GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:22 | access to field field | provenance | |
| GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:22 | access to field field | provenance | |
| GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:21 | access to field field | provenance | |
| GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:21 | access to field field | provenance | |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:21 | access to field field | provenance | |
| GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:21 | access to field field | provenance | |
| GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:21 | access to field field | provenance | |
| GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:21 | access to field field | provenance | |
| GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:21 | access to field field | provenance | |
| GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:22 | access to field field | provenance | |
| GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:21 | access to field field | provenance | |
| GlobalDataFlow.cs:553:71:553:71 | e : null [element] : String | GlobalDataFlow.cs:556:27:556:27 | access to parameter e : null [element] : String | provenance | |
| GlobalDataFlow.cs:556:27:556:27 | access to parameter e : null [element] : String | GlobalDataFlow.cs:558:46:558:46 | access to local variable x : String | provenance | |
@@ -880,43 +874,37 @@ nodes
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | semmle.label | sc [Return] : SimpleClass [field field] : String |
| GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | semmle.label | [post] access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:483:20:483:33 | "taint source" : String | semmle.label | "taint source" : String |
| GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | semmle.label | [post] access to local variable x1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | semmle.label | [post] access to local variable x2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | semmle.label | [post] ... ? ... : ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | semmle.label | access to local variable x1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:491:15:491:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | semmle.label | access to local variable x2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:492:15:492:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y3 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | semmle.label | [post] ... ? ... : ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | semmle.label | access to local variable y1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:498:15:498:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | semmle.label | access to local variable y2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:499:15:499:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | semmle.label | access to local variable y3 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:500:15:500:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | semmle.label | [post] access to local variable x : SubSimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | semmle.label | access to local variable x : SubSimpleClass [field field] : String |
| GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | semmle.label | [post] (...) ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | semmle.label | [post] access to parameter x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | semmle.label | [post] access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | semmle.label | [post] ... ?? ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | semmle.label | access to parameter x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:516:15:516:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | semmle.label | access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:517:15:517:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | semmle.label | [post] access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | semmle.label | [post] access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | semmle.label | [post] access to local variable z : SimpleClass [field field] : String |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | semmle.label | [post] ... switch { ... } : SimpleClass [field field] : String |
| GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:531:15:531:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | semmle.label | access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:532:15:532:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | semmle.label | access to local variable z : SimpleClass [field field] : String |
| GlobalDataFlow.cs:533:15:533:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | semmle.label | [post] access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | semmle.label | [post] ...! : SimpleClass [field field] : String |
| GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | semmle.label | access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:539:15:539:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | semmle.label | [post] access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | semmle.label | [post] ... = ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:547:15:547:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:553:71:553:71 | e : null [element] : String | semmle.label | e : null [element] : String |

70
csharp/ql/test/library-tests/dataflow/global/TaintTrackingPath.expected
View File

@@ -461,46 +461,40 @@ edges
| GlobalDataFlow.cs:469:21:469:21 | s : String | GlobalDataFlow.cs:469:32:469:32 | access to parameter s | provenance | |
| GlobalDataFlow.cs:470:15:470:17 | access to parameter arg : String | GlobalDataFlow.cs:469:21:469:21 | s : String | provenance | |
| GlobalDataFlow.cs:473:28:473:41 | "taint source" : String | GlobalDataFlow.cs:466:53:466:55 | arg : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:483:20:483:33 | "taint source" : String | GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | GlobalDataFlow.cs:491:15:491:22 | access to field field | provenance | |
| GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | GlobalDataFlow.cs:492:15:492:22 | access to field field | provenance | |
| GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | GlobalDataFlow.cs:498:15:498:22 | access to field field | provenance | |
| GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | GlobalDataFlow.cs:499:15:499:22 | access to field field | provenance | |
| GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | GlobalDataFlow.cs:500:15:500:22 | access to field field | provenance | |
| GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:21 | access to field field | provenance | |
| GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:509:15:509:21 | access to field field | provenance | |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | GlobalDataFlow.cs:516:15:516:21 | access to field field | provenance | |
| GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:517:15:517:21 | access to field field | provenance | |
| GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:531:15:531:21 | access to field field | provenance | |
| GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | GlobalDataFlow.cs:532:15:532:21 | access to field field | provenance | |
| GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | GlobalDataFlow.cs:533:15:533:21 | access to field field | provenance | |
| GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | GlobalDataFlow.cs:539:15:539:22 | access to field field | provenance | |
| GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | provenance | |
| GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | GlobalDataFlow.cs:547:15:547:21 | access to field field | provenance | |
| GlobalDataFlow.cs:553:71:553:71 | e : null [element] : String | GlobalDataFlow.cs:556:27:556:27 | access to parameter e : null [element] : String | provenance | |
| GlobalDataFlow.cs:556:27:556:27 | access to parameter e : null [element] : String | GlobalDataFlow.cs:558:46:558:46 | access to local variable x : String | provenance | |
@@ -983,43 +977,37 @@ nodes
| GlobalDataFlow.cs:481:41:481:42 | sc [Return] : SimpleClass [field field] : String | semmle.label | sc [Return] : SimpleClass [field field] : String |
| GlobalDataFlow.cs:483:9:483:10 | [post] access to parameter sc : SimpleClass [field field] : String | semmle.label | [post] access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:483:20:483:33 | "taint source" : String | semmle.label | "taint source" : String |
| GlobalDataFlow.cs:490:25:490:26 | [post] access to local variable x1 : SimpleClass [field field] : String | semmle.label | [post] access to local variable x1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:490:30:490:31 | [post] access to local variable x2 : SimpleClass [field field] : String | semmle.label | [post] access to local variable x2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:490:20:490:31 | [post] ... ? ... : ... : SimpleClass [field field] : String | semmle.label | [post] ... ? ... : ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:491:15:491:16 | access to local variable x1 : SimpleClass [field field] : String | semmle.label | access to local variable x1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:491:15:491:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:492:15:492:16 | access to local variable x2 : SimpleClass [field field] : String | semmle.label | access to local variable x2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:492:15:492:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:497:31:497:32 | [post] access to local variable y1 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:36:497:37 | [post] access to local variable y2 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:42:497:43 | [post] access to local variable y3 : SimpleClass [field field] : String | semmle.label | [post] access to local variable y3 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:497:20:497:43 | [post] ... ? ... : ... : SimpleClass [field field] : String | semmle.label | [post] ... ? ... : ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:498:15:498:16 | access to local variable y1 : SimpleClass [field field] : String | semmle.label | access to local variable y1 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:498:15:498:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:499:15:499:16 | access to local variable y2 : SimpleClass [field field] : String | semmle.label | access to local variable y2 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:499:15:499:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:500:15:500:16 | access to local variable y3 : SimpleClass [field field] : String | semmle.label | access to local variable y3 : SimpleClass [field field] : String |
| GlobalDataFlow.cs:500:15:500:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:508:33:508:33 | [post] access to local variable x : SubSimpleClass [field field] : String | semmle.label | [post] access to local variable x : SubSimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SubSimpleClass [field field] : String | semmle.label | access to local variable x : SubSimpleClass [field field] : String |
| GlobalDataFlow.cs:508:20:508:33 | [post] (...) ... : SimpleClass [field field] : String | semmle.label | [post] (...) ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:509:15:509:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:515:20:515:20 | [post] access to parameter x : SimpleClass [field field] : String | semmle.label | [post] access to parameter x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:515:25:515:25 | [post] access to local variable y : SimpleClass [field field] : String | semmle.label | [post] access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:515:20:515:25 | [post] ... ?? ... : SimpleClass [field field] : String | semmle.label | [post] ... ?? ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:516:15:516:15 | access to parameter x : SimpleClass [field field] : String | semmle.label | access to parameter x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:516:15:516:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:517:15:517:15 | access to local variable y : SimpleClass [field field] : String | semmle.label | access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:517:15:517:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:527:20:527:20 | [post] access to local variable x : SimpleClass [field field] : String | semmle.label | [post] access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:528:20:528:20 | [post] access to local variable y : SimpleClass [field field] : String | semmle.label | [post] access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:529:18:529:18 | [post] access to local variable z : SimpleClass [field field] : String | semmle.label | [post] access to local variable z : SimpleClass [field field] : String |
| GlobalDataFlow.cs:525:20:530:9 | [post] ... switch { ... } : SimpleClass [field field] : String | semmle.label | [post] ... switch { ... } : SimpleClass [field field] : String |
| GlobalDataFlow.cs:531:15:531:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:531:15:531:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:532:15:532:15 | access to local variable y : SimpleClass [field field] : String | semmle.label | access to local variable y : SimpleClass [field field] : String |
| GlobalDataFlow.cs:532:15:532:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:533:15:533:15 | access to local variable z : SimpleClass [field field] : String | semmle.label | access to local variable z : SimpleClass [field field] : String |
| GlobalDataFlow.cs:533:15:533:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:538:20:538:21 | [post] access to parameter sc : SimpleClass [field field] : String | semmle.label | [post] access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:538:20:538:22 | [post] ...! : SimpleClass [field field] : String | semmle.label | [post] ...! : SimpleClass [field field] : String |
| GlobalDataFlow.cs:539:15:539:16 | access to parameter sc : SimpleClass [field field] : String | semmle.label | access to parameter sc : SimpleClass [field field] : String |
| GlobalDataFlow.cs:539:15:539:22 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:546:24:546:24 | [post] access to local variable x : SimpleClass [field field] : String | semmle.label | [post] access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:546:20:546:24 | [post] ... = ... : SimpleClass [field field] : String | semmle.label | [post] ... = ... : SimpleClass [field field] : String |
| GlobalDataFlow.cs:547:15:547:15 | access to local variable x : SimpleClass [field field] : String | semmle.label | access to local variable x : SimpleClass [field field] : String |
| GlobalDataFlow.cs:547:15:547:21 | access to field field | semmle.label | access to field field |
| GlobalDataFlow.cs:553:71:553:71 | e : null [element] : String | semmle.label | e : null [element] : String |