Robert Marsh
1c9b6f0a48
Merge branch 'master' into ir-this-parameter-2
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Accept test changes - dataflow changes are all positive
2020-06-16 11:28:49 -07:00
Robert Marsh
ab327b989d
Merge pull request #3713 from MathiasVP/flow-diff-test
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C++: Add test for differences between AST and IR field flow
2020-06-16 09:09:46 -07:00
Jonas Jensen
e5e373cff2
Merge pull request #3673 from MathiasVP/assign-op-using-swap
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C++: Add tests for taint through swap
2020-06-16 15:43:52 +02:00
Mathias Vorreiter Pedersen
c30d1a618e
C++: Add charpred to partial definition node classes in qltest
2020-06-16 09:55:37 +02:00
Dave Bartolomeo
fecffab8e7
C++: Fix consistency error
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`TTranslatedAllocationSideEffects` wasn't limiting itself to functions that actually have IR, so it was getting used even in template definitions.
2020-06-15 10:47:00 -04:00
Dave Bartolomeo
8cbc7e8654
C++/C#: Improve consistency failure result messages
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Some of our IR consistency failure query predicates already produced results in the schema as an `@kind problem` query, including `$@` replacements for the enclosing `IRFunction` to make it easier to figure out which function to dump when debugging. This change moves the rest of the query predicates in `IRConsistency.qll` to do the same. In addition, it wraps each call to `getEnclosingIRFunction()` to return an `OptionalIRFunction`, which can be either a real `IRFunction` or a placeholder in case `getEnclosingIRFunction()` returned no results. This exposes a couple new consistency failures in `syntax-zoo`, which will be fixed in a subsequent commit.
This change also deals with consistency failures when the enclosing `IRFunction` has more than one `Function` or `Location`. For multiple `Function`s, we concatenate the function names. For multiple `Location`s, we pick the first one in lexicographical order. This changes the number of results produced in the existing tests, but does't change the actual number of problems.
2020-06-15 10:46:46 -04:00
Mathias Vorreiter Pedersen
6748f3887e
C++: Add test demonstrating differences between AST and IR field flow. Also refactored the partial definitions test
2020-06-15 09:39:15 +02:00
Robert Marsh
65f4ef712e
C++: accept false positive tests after merge
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The IR false positives are due to the same path length limit as the AST
false positives on the same line.
2020-06-11 15:27:13 -07:00
Robert Marsh
a7efa0d602
Merge branch 'master' into ir-this-parameter-2
2020-06-11 13:21:52 -07:00
Geoffrey White
40c20f2731
C++: Add the test for DefaultTaintTracking as well.
2020-06-11 17:37:05 +01:00
Geoffrey White
2f192f6a0c
C++: Add a test of char* -> std::string -> char* taint.
2020-06-11 17:37:05 +01:00
Mathias Vorreiter Pedersen
a38839b446
C++: Include copy of IntWrapper class with two data members
2020-06-10 22:27:40 +02:00
Mathias Vorreiter Pedersen
ca20f17703
C++: Implement move constructor in terms of swap. I'm haven't found anything online on whether this is good or bad, and the only reason for not doing it might be performance.
2020-06-10 22:16:58 +02:00
Mathias Vorreiter Pedersen
1a95095505
C++: Add default move constructor. Also removed debug comment I forgot to remove earlier. Luckily, that meant that no line numbers changed in .expected files.
2020-06-10 17:13:04 +02:00
Mathias Vorreiter Pedersen
5abab25c28
Update cpp/ql/test/library-tests/dataflow/taint-tests/taint.cpp
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Co-authored-by: Jonas Jensen <jbj@github.com >
2020-06-10 16:51:21 +02:00
Mathias Vorreiter Pedersen
88dabffd2b
C++: Add tests that demonstrate flow through custom swap functions
2020-06-10 15:06:57 +02:00
Mathias Vorreiter Pedersen
b48168fc03
C++: Accept tests
2020-06-08 12:26:25 +02:00
Mathias Vorreiter Pedersen
01f3793159
C++: Add ReadSideEffect as a possible end instruction for load chains
2020-06-08 11:05:30 +02:00
Mathias Vorreiter Pedersen
a4388e9258
C++: Add example demonstrating missing flow
2020-06-08 11:03:36 +02:00
Robert Marsh
cce99f92a1
C++: exclude conversions in IR field flow tests
2020-06-05 16:19:02 -07:00
Robert Marsh
53a87fa378
C++: accept field flow test changes after merge
2020-06-05 15:41:10 -07:00
Robert Marsh
0d2f8f3825
Merge branch 'master' into ir-this-parameter-2
2020-06-05 13:52:56 -07:00
Mathias Vorreiter Pedersen
4b16067af2
C++: Fix testcases after merge from master
2020-06-04 11:02:03 +02:00
Mathias Vorreiter Pedersen
2cf9bcef86
Merge branch 'master' into flat-structs
2020-06-04 10:52:25 +02:00
Mathias Vorreiter Pedersen
d295e2139a
C++: Accept tests after merge from master
2020-06-03 15:13:44 +02:00
Mathias Vorreiter Pedersen
43a0d4c97d
Merge branch 'master' into flat-structs
2020-06-03 15:11:14 +02:00
Jonas Jensen
8f702d4b49
C++: Override toString on argument indirections
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Without this override, end users would see the string
`BufferReadSideEffect` in path explanations.
2020-06-03 13:04:10 +02:00
Jonas Jensen
10dfa497a5
Merge remote-tracking branch 'upstream/master' into dataflow-indirect-args
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Fixed a semantic merge conflict by accepting test changes in
`cpp/ql/test/library-tests/dataflow/fields/ir-path-flow.expected`.
2020-06-02 18:03:34 +02:00
Jonas Jensen
9c50acc0f9
Merge pull request #3602 from MathiasVP/path-problem-for-dataflow-tests
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C++: Make path-problem versions of ir-flow.ql and flow.ql
2020-06-02 17:59:26 +02:00
Mathias Vorreiter Pedersen
2a1ba6d592
C++: Share configurations in testcases
2020-06-02 16:50:57 +02:00
Mathias Vorreiter Pedersen
b9af1123d9
C++: Make path-problem versions of ir-flow.ql and flow.ql
2020-06-02 16:28:01 +02:00
Jonas Jensen
5f0d283212
Merge remote-tracking branch 'upstream/master' into dataflow-indirect-args
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The conflicts came from how `this` is now a parameter but not a
`Parameter` on `master`.
Conflicts:
cpp/ql/src/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll
cpp/ql/test/library-tests/dataflow/DefaultTaintTracking/defaulttainttracking.cpp
cpp/ql/test/library-tests/dataflow/DefaultTaintTracking/tainted.expected
cpp/ql/test/library-tests/dataflow/DefaultTaintTracking/test_diff.expected
cpp/ql/test/library-tests/dataflow/dataflow-tests/dataflow-ir-consistency.expected
cpp/ql/test/library-tests/dataflow/fields/ir-flow.expected
cpp/ql/test/library-tests/syntax-zoo/dataflow-ir-consistency.expected
2020-06-02 15:35:02 +02:00
Mathias Vorreiter Pedersen
cd574e8569
Merge pull request #3589 from rdmarsh2/ir-placement-new-consistency
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C++: fix IR control flow for cast in placement new
2020-05-30 13:27:34 +02:00
Robert Marsh
45e555cff0
C++: accept inconsistency with unreachable exit block
2020-05-29 14:43:48 -07:00
Robert Marsh
5ee37bcd5a
Merge branch 'master' into ir-this-parameter-2
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Bring in fix for duplicate virtual variables for parameter indirections
2020-05-29 14:40:45 -07:00
Jonas Jensen
91da0d5567
Merge pull request #3592 from geoffw0/strlen
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CPP: Don't taint the return value of strlen
2020-05-29 19:23:47 +02:00
Robert Marsh
6c9051ae6f
C++: accept consistency fixes
2020-05-29 09:49:28 -07:00
Mathias Vorreiter Pedersen
3adc10fdb4
C++: Accept tests
2020-05-29 15:33:55 +02:00
Geoffrey White
19c33ab41c
C++: Refine StrLenFunction, including removal of taint flow.
2020-05-29 14:04:27 +01:00
Geoffrey White
59cb5f9b1e
C++: Remove a special case for strlen in DefaultTaintTracking.
2020-05-29 14:04:26 +01:00
Geoffrey White
d77092c931
C++: Add taint tests for strlen.
2020-05-29 13:39:40 +01:00
Mathias Vorreiter Pedersen
335baaef73
C++: Add testcases for partial definitions with long access paths
2020-05-29 12:15:39 +02:00
Jonas Jensen
7d4d435f25
Merge remote-tracking branch 'upstream/master' into Expr-location-workaround
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Conflicts:
cpp/ql/test/library-tests/dataflow/fields/dataflow-ir-consistency.expected
2020-05-29 10:04:12 +02:00
Jonas Jensen
9813258a3e
Merge remote-tracking branch 'upstream/master' into Expr-location-workaround
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Conflicts and semantic conflicts in `library-tests/dataflow/fields` and
`library-tests/ir/ir`.
2020-05-29 08:44:37 +02:00
Robert Marsh
f82c97b84a
C++: fix IR control flow for cast in placement new
2020-05-28 16:53:21 -07:00
Robert Marsh
56d0762380
C++: add test for placement new with cast
2020-05-28 16:36:26 -07:00
Robert Marsh
a897caec76
C++: outbound dataflow via this indirections
2020-05-28 15:30:41 -07:00
Robert Marsh
7dc30e3fdc
C++: add output indirections for this
2020-05-28 15:30:41 -07:00
Dave Bartolomeo
476f27e427
Merge from master
2020-05-28 17:27:08 -04:00
Dave Bartolomeo
01ef8795bf
C++: Updated fixed test expectation
2020-05-28 17:24:38 -04:00