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10019 Commits

Author SHA1 Message Date
Mathias Vorreiter Pedersen
c0a54e90c9 C++: Fix an inequality that should be strict, but wasn't. 2023-08-11 11:43:55 +01:00
Mathias Vorreiter Pedersen
9aae174942 C++: Move conjunct below comment. 2023-08-10 13:58:07 +01:00
Mathias Vorreiter Pedersen
6d949cbd39 C++: Rename 'getAFlowStateForNode' to 'getASizeAddend'. 2023-08-10 13:19:28 +01:00
Mathias Vorreiter Pedersen
a2b8eb924e C++: Remove the '+ 1' in 'getAFlowStateForNode'. 2023-08-10 13:17:47 +01:00
Mathias Vorreiter Pedersen
1455e8bd4c C++: Convert all '<'s to '<='s. 2023-08-10 11:55:57 +01:00
Mathias Vorreiter Pedersen
dcc1429ed8 C++: Get rid of '+ 1' in comments. 2023-08-10 11:38:40 +01:00
Mathias Vorreiter Pedersen
b750016bc1 C++: Fix more comments. 2023-08-10 11:31:30 +01:00
Mathias Vorreiter Pedersen
ce9b018789 C++: Move bounds checkout out of 'operandGuardChecks' for clarity. 2023-08-09 18:37:17 +01:00
Mathias Vorreiter Pedersen
8a490775d8 Merge branch 'main' into fix-barriers-in-invalid-pointer-deref 2023-08-09 14:32:58 +01:00
Mathias Vorreiter Pedersen
499b6f35e5 C++: Also key SSA defs and uses by the base address. 2023-08-09 08:44:16 +01:00
Mathias Vorreiter Pedersen
e2feed78a0 C++: Generate SSA variables for all calls instead of just for calls to 
allocators.
 2023-08-09 08:44:10 +01:00
Mathias Vorreiter Pedersen
f4f5d43bcb C++: indirectReturnOutNodeOperand0 and indirectReturnOutNodeInstruction0 
were broken and for some reason only handled the case where calls mapped
to raw indirect nodes :wat:. It turns out these predicates weren't
actually needed anyway.
 2023-08-08 13:23:10 +01:00
Robert Marsh
eeaa361b12 Merge pull request #13907 from MathiasVP/cleanup-ssa-internals 
C++: Small cleanup of `SsaInternals`
 2023-08-07 13:16:59 -04:00
Mathias Vorreiter Pedersen
60f2e8a676 C++: Fix QLDoc. 2023-08-07 15:55:43 +01:00
Mathias Vorreiter Pedersen
f2f4e1f882 C++: Add more QLDoc. 2023-08-07 15:22:46 +01:00
Mathias Vorreiter Pedersen
e9750af89f Merge pull request #13783 from MathiasVP/type-bounds-for-new-range-analysis 
C++: Constant type-bounds in the new range analysis
 2023-08-07 15:20:45 +01:00
Mathias Vorreiter Pedersen
291f1a189d C++: Unify the two branches. 2023-08-07 14:23:35 +01:00
Mathias Vorreiter Pedersen
467231e469 Merge pull request #13887 from jketema/float128x 
C++: Remove support for `_Float128x` which is not actually supported by gcc
 2023-08-07 13:42:24 +01:00
Jeroen Ketema
073d170253 C++: Fix typo in change note 2023-08-07 14:30:35 +02:00
Jeroen Ketema
e795e1c387 C++: Add change note 2023-08-07 14:24:04 +02:00
Mathias Vorreiter Pedersen
6e6e118d4b C++: Make the branches more identical. 2023-08-07 13:22:46 +01:00
Tom Hvitved
7ef3adcafd C++: Adjust to data flow refactor 2023-08-07 11:35:21 +02:00
Mathias Vorreiter Pedersen
33e991b037 C++: Fix QLDoc. 2023-08-06 20:50:19 +01:00
Mathias Vorreiter Pedersen
af07efe14f C++: Accept test changes. 2023-08-05 21:59:08 +02:00
Mathias Vorreiter Pedersen
f0a1742ad6 C++: Fix barriers in 'AllocationToInvalidPointer.qll'. 2023-08-05 21:58:24 +02:00
Mathias Vorreiter Pedersen
7c9d41d3b9 C++: Make 'SizeBarrier' private as promised. 2023-08-05 21:57:57 +02:00
Mathias Vorreiter Pedersen
835b5e349b C++: Accept test changes. 2023-08-05 21:56:51 +02:00
Mathias Vorreiter Pedersen
0f285ccce0 C++: Fix QLDoc. 2023-08-05 21:55:00 +02:00
Mathias Vorreiter Pedersen
c0828a488f C++: Fix barriers in 'InvalidPointerToDereference.qll'. 2023-08-05 21:55:00 +02:00
Jeroen Ketema
daf6ecd12f C++: Update dbscheme stats file 2023-08-04 22:07:00 +02:00
Mathias Vorreiter Pedersen
abe3a816ce Merge pull request #13851 from MathiasVP/sink-without-states 
DataFlow: Support stateless `isSink` in `StateConfigSig`s
 2023-08-04 18:01:42 +02:00
Jeroen Ketema
7b3bdee5ea C++: Update dbscheme and add upgrade and downgrade scripts 2023-08-04 17:59:03 +02:00
Jeroen Ketema
ea9f49efa1 C++: Remove support for _Float128x which is not actually supported by gcc 2023-08-04 17:23:11 +02:00
Mathias Vorreiter Pedersen
2d832db883 C++: Accept test changes. 2023-08-04 16:12:00 +02:00
Mathias Vorreiter Pedersen
9807c0b0a6 C++: Filter type-based reasons out of MCTV queries. 2023-08-04 16:11:35 +02:00
Mathias Vorreiter Pedersen
b14db86ef9 C++: Let 'hasConstantBound' determine a reason. 2023-08-04 16:09:07 +02:00
Mathias Vorreiter Pedersen
050a563580 C++: Infer a constant upper bound whenever we convert to a 'larger' upper bound (and similarly for lower bounds). 2023-08-04 16:03:09 +02:00
Mathias Vorreiter Pedersen
3e9d9e72dc Merge pull request #13880 from MathiasVP/type-bounds-preparation 
C++: Add a type-based `SemReason`.
 2023-08-04 14:52:16 +02:00
Mathias Vorreiter Pedersen
98e670f25c Update cpp/ql/lib/semmle/code/cpp/rangeanalysis/new/internal/semantic/analysis/RangeAnalysisStage.qll 
Co-authored-by: Jeroen Ketema <93738568+jketema@users.noreply.github.com>
 2023-08-04 14:34:03 +02:00
Mathias Vorreiter Pedersen
121d754be4 Update cpp/ql/lib/semmle/code/cpp/rangeanalysis/new/internal/semantic/analysis/RangeAnalysisImpl.qll 
Co-authored-by: Jeroen Ketema <93738568+jketema@users.noreply.github.com>
 2023-08-04 14:33:58 +02:00
Mathias Vorreiter Pedersen
86dbb507fd C++: Add more comments to explain the meaning of 'combineWith'. 2023-08-04 11:20:17 +02:00
Mathias Vorreiter Pedersen
75c333273c C++: Bind 'impl'. Oops. 2023-08-04 10:58:54 +02:00
Mathias Vorreiter Pedersen
d398c8c5a8 C++: Share some code by introducing a parameterized module to construct reasons. 2023-08-04 10:52:18 +02:00
Jeroen Ketema
d80eff330b C++: Add test for __declspec attribute on a global variable 2023-08-04 10:35:32 +02:00
Mathias Vorreiter Pedersen
7270b5079b C++: Add a type-based 'SemReason'. 2023-08-03 15:26:10 +02:00
Mathias Vorreiter Pedersen
9ed8dec87f Merge pull request #13877 from jketema/constant-doc 
C++: Improve the QL doc of `isConstant`
 2023-08-03 13:41:44 +02:00
Jeroen Ketema
48048d6f38 Merge pull request #13874 from jketema/use-after-free 
C++: Improve use-after-free example code
 2023-08-03 13:21:12 +02:00
Jeroen Ketema
7ff6f09626 C++: Improve the QL doc of isConstant 2023-08-03 12:16:12 +02:00
Jeroen Ketema
0c0720a962 C++: Improve use-after-free example code 
* Remove the mismatch between `new` and `free` and use `delete` instead
* Make the function `void`, so people copying the code will not forget
  to add a `return`.
* Balance out the `...` for omitted code.
 2023-08-03 11:06:15 +02:00
Jeroen Ketema
f7923d93f1 C++: Add semantic range analysis test as IR test 
The range analysis test currently fails with the frontend update, because the
generated IR is incorrect after the update.
 2023-08-03 10:13:23 +02:00