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Disable reverse flow through stores
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@hvitved
hvitved committed Dec 13, 2024
1 parent 7526d37 commit 6534946
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Showing 8 changed files with 5 additions and 154 deletions.
5 changes: 0 additions & 5 deletions cpp/ql/test/library-tests/dataflow/fields/ir-path-flow.expected
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Original file line number Diff line number Diff line change
Expand Up @@ -88,11 +88,8 @@ edges
| A.cpp:142:7:142:20 | ... = ... | A.cpp:142:7:142:7 | *b [post update] [c] | provenance | |
| A.cpp:142:14:142:20 | new | A.cpp:142:7:142:20 | ... = ... | provenance | |
| A.cpp:143:7:143:10 | *this [post update] [*b, c] | A.cpp:140:5:140:5 | *this [Reverse] [*b, c] | provenance | |
| A.cpp:143:7:143:10 | *this [post update] [*b, c] | A.cpp:143:7:143:10 | *this [post update] [Reverse] [*b, c] | provenance | |
| A.cpp:143:7:143:10 | *this [post update] [Reverse] [*b, c] | A.cpp:143:7:143:31 | *... = ... [Reverse] [c] | provenance | |
| A.cpp:143:7:143:10 | *this [post update] [b] | A.cpp:140:5:140:5 | *this [Reverse] [b] | provenance | |
| A.cpp:143:7:143:10 | *this [post update] [b] | A.cpp:140:5:140:5 | *this [Reverse] [b] | provenance | |
| A.cpp:143:7:143:31 | *... = ... [Reverse] [c] | A.cpp:140:13:140:13 | *b [Reverse] [c] | provenance | |
| A.cpp:143:7:143:31 | *... = ... [c] | A.cpp:143:7:143:10 | *this [post update] [*b, c] | provenance | |
| A.cpp:143:7:143:31 | ... = ... | A.cpp:143:7:143:10 | *this [post update] [b] | provenance | |
| A.cpp:143:7:143:31 | ... = ... | A.cpp:143:7:143:10 | *this [post update] [b] | provenance | |
Expand Down Expand Up @@ -1017,10 +1014,8 @@ nodes
| A.cpp:142:7:142:20 | ... = ... | semmle.label | ... = ... |
| A.cpp:142:14:142:20 | new | semmle.label | new |
| A.cpp:143:7:143:10 | *this [post update] [*b, c] | semmle.label | *this [post update] [*b, c] |
| A.cpp:143:7:143:10 | *this [post update] [Reverse] [*b, c] | semmle.label | *this [post update] [Reverse] [*b, c] |
| A.cpp:143:7:143:10 | *this [post update] [b] | semmle.label | *this [post update] [b] |
| A.cpp:143:7:143:10 | *this [post update] [b] | semmle.label | *this [post update] [b] |
| A.cpp:143:7:143:31 | *... = ... [Reverse] [c] | semmle.label | *... = ... [Reverse] [c] |
| A.cpp:143:7:143:31 | *... = ... [c] | semmle.label | *... = ... [c] |
| A.cpp:143:7:143:31 | ... = ... | semmle.label | ... = ... |
| A.cpp:143:7:143:31 | ... = ... | semmle.label | ... = ... |
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2 changes: 1 addition & 1 deletion csharp/ql/test/library-tests/dataflow/reverse-flow/ReverseFlow.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ public void M7()
{
var a = new A();
M8(a);
Sink(a.Field); // $ hasValueFlow=3
Sink(a.Field); // $ MISSING: hasValueFlow=3
}

public void M8(A a)
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44 changes: 0 additions & 44 deletions csharp/ql/test/library-tests/dataflow/reverse-flow/ReverseFlow.expected
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Original file line number Diff line number Diff line change
Expand Up @@ -44,26 +44,6 @@ edges
| ReverseFlow.cs:39:9:39:12 | [post] this access : A [field Field] : String | ReverseFlow.cs:37:17:37:18 | this [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | ReverseFlow.cs:39:9:39:12 | [post] this access : A [field Field] : String | provenance | |
| ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | ReverseFlow.cs:39:9:39:12 | [post] this access : A [field Field] : String | provenance | |
| ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | provenance | |
| ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | provenance | |
| ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | ReverseFlow.cs:46:14:46:20 | access to field Field | provenance | |
| ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | ReverseFlow.cs:46:14:46:20 | access to field Field | provenance | |
| ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | provenance | |
| ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | provenance | |
| ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | provenance | |
| ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | provenance | |
| ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | provenance | |
| ReverseFlow.cs:66:9:66:26 | [post] call to method GetNestedNested : A [field Field] : String | ReverseFlow.cs:66:9:66:26 | call to method GetNestedNested [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:66:9:66:26 | [post] call to method GetNestedNested : A [field Field] : String | ReverseFlow.cs:66:9:66:26 | call to method GetNestedNested [Reverse] : A [field Field] : String | provenance | |
| ReverseFlow.cs:66:9:66:26 | call to method GetNestedNested [Reverse] : A [field Field] : String | ReverseFlow.cs:66:25:66:25 | [post] access to local variable a : A [field Nested, field Nested, field Field] : String | provenance | |
Expand Down Expand Up @@ -141,28 +121,6 @@ nodes
| ReverseFlow.cs:39:9:39:12 | [post] this access : A [field Field] : String | semmle.label | [post] this access : A [field Field] : String |
| ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | semmle.label | call to method Source<String> : String |
| ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | semmle.label | call to method Source<String> : String |
| ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | semmle.label | [post] access to local variable a : A [field Field] : String |
| ReverseFlow.cs:45:12:45:12 | [post] access to local variable a : A [field Field] : String | semmle.label | [post] access to local variable a : A [field Field] : String |
| ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | semmle.label | access to local variable a : A [field Field] : String |
| ReverseFlow.cs:46:14:46:14 | access to local variable a : A [field Field] : String | semmle.label | access to local variable a : A [field Field] : String |
| ReverseFlow.cs:46:14:46:20 | access to field Field | semmle.label | access to field Field |
| ReverseFlow.cs:46:14:46:20 | access to field Field | semmle.label | access to field Field |
| ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | semmle.label | a [Reverse] : A [field Field] : String |
| ReverseFlow.cs:49:22:49:22 | a [Reverse] : A [field Field] : String | semmle.label | a [Reverse] : A [field Field] : String |
| ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | semmle.label | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String |
| ReverseFlow.cs:52:9:52:9 | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String | semmle.label | [post] access to local variable b [Reverse] : A [field Nested, field Field] : String |
| ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | semmle.label | access to parameter a [Reverse] : A [field Field] : String |
| ReverseFlow.cs:52:20:52:20 | access to parameter a [Reverse] : A [field Field] : String | semmle.label | access to parameter a [Reverse] : A [field Field] : String |
| ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | semmle.label | [post] access to local variable b : A [field Nested, field Field] : String |
| ReverseFlow.cs:53:12:53:12 | [post] access to local variable b : A [field Nested, field Field] : String | semmle.label | [post] access to local variable b : A [field Nested, field Field] : String |
| ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | semmle.label | a [Reverse] : A [field Nested, field Field] : String |
| ReverseFlow.cs:56:22:56:22 | a [Reverse] : A [field Nested, field Field] : String | semmle.label | a [Reverse] : A [field Nested, field Field] : String |
| ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | semmle.label | [post] access to parameter a : A [field Nested, field Field] : String |
| ReverseFlow.cs:58:9:58:9 | [post] access to parameter a : A [field Nested, field Field] : String | semmle.label | [post] access to parameter a : A [field Nested, field Field] : String |
| ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | semmle.label | [post] access to field Nested : A [field Field] : String |
| ReverseFlow.cs:58:9:58:16 | [post] access to field Nested : A [field Field] : String | semmle.label | [post] access to field Nested : A [field Field] : String |
| ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | semmle.label | call to method Source<String> : String |
| ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | semmle.label | call to method Source<String> : String |
| ReverseFlow.cs:66:9:66:26 | [post] call to method GetNestedNested : A [field Field] : String | semmle.label | [post] call to method GetNestedNested : A [field Field] : String |
| ReverseFlow.cs:66:9:66:26 | [post] call to method GetNestedNested : A [field Field] : String | semmle.label | [post] call to method GetNestedNested : A [field Field] : String |
| ReverseFlow.cs:66:9:66:26 | call to method GetNestedNested [Reverse] : A [field Field] : String | semmle.label | call to method GetNestedNested [Reverse] : A [field Field] : String |
Expand Down Expand Up @@ -204,8 +162,6 @@ testFailures
| ReverseFlow.cs:11:14:11:27 | access to field Field | ReverseFlow.cs:22:19:22:35 | call to method Source<String> : String | ReverseFlow.cs:11:14:11:27 | access to field Field | $@ | ReverseFlow.cs:22:19:22:35 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:28:14:28:30 | access to field Field | ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | ReverseFlow.cs:28:14:28:30 | access to field Field | $@ | ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:28:14:28:30 | access to field Field | ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | ReverseFlow.cs:28:14:28:30 | access to field Field | $@ | ReverseFlow.cs:39:22:39:38 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:46:14:46:20 | access to field Field | ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | ReverseFlow.cs:46:14:46:20 | access to field Field | $@ | ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:46:14:46:20 | access to field Field | ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | ReverseFlow.cs:46:14:46:20 | access to field Field | $@ | ReverseFlow.cs:58:26:58:42 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:67:14:67:34 | access to field Field | ReverseFlow.cs:66:36:66:52 | call to method Source<String> : String | ReverseFlow.cs:67:14:67:34 | access to field Field | $@ | ReverseFlow.cs:66:36:66:52 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:67:14:67:34 | access to field Field | ReverseFlow.cs:66:36:66:52 | call to method Source<String> : String | ReverseFlow.cs:67:14:67:34 | access to field Field | $@ | ReverseFlow.cs:66:36:66:52 | call to method Source<String> : String | call to method Source<String> : String |
| ReverseFlow.cs:81:14:81:20 | access to field Field | ReverseFlow.cs:80:19:80:35 | call to method Source<String> : String | ReverseFlow.cs:81:14:81:20 | access to field Field | $@ | ReverseFlow.cs:80:19:80:35 | call to method Source<String> : String | call to method Source<String> : String |
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