Paul Fultz II
8c9c46835a
Fix for 6597: false negative: uninitialized variable usage not detected (ValueFlow , multi variables) ( #3535 )
2021-10-30 22:13:58 +02:00
Paul Fultz II
e20ddd55d6
Propagate partially uninit variables in ValueFlow ( #3533 )
2021-10-30 07:43:37 +02:00
Paul Fultz II
48fc70b810
Dont stop analysis when an unrelated class variable is changed ( #3518 )
2021-10-23 14:47:10 +02:00
Paul Fultz II
ca83222bae
Add subexpression analyzer to set values for uninitialized members of struct ( #3517 )
...
* Add subexpression analyzer
* Fix errors
* Add tests
* Format
* Add more tests
* Run members first
* Format
* Uncomment todo assert
* Formatting
* Use simpleMatch
2021-10-21 14:44:48 +02:00
chrchr-github
c88dceff95
Partial fix for #10358 : set value for int s{ 4 }; ( #3506 )
2021-10-15 20:05:42 +02:00
Paul Fultz II
89515600e4
Fix 10538: FN: nullPointer (std::swap pointers) ( #3504 )
2021-10-15 10:58:16 +02:00
Paul Fultz II
130d1abbce
Fix 10210: FN: nullPointerRedundantCheck regression in member function ( #3512 )
2021-10-15 10:57:40 +02:00
Paul Fultz II
f1f86db0da
Fix 10544: FP knownConditionTrueFalse with loop after check ( #3508 )
2021-10-14 16:47:15 +02:00
Paul Fultz II
6b9ef1fc58
Propagate symbolic values for identity operators ( #3497 )
2021-10-14 16:46:36 +02:00
Oliver Stöneberg
99db1f3f22
fixed some compiler warnings ( #3502 )
2021-10-13 12:10:26 +02:00
Paul Fultz II
52e4bec50a
Fix 10537: FN: knownConditionTrueFalse (std::string::c_str() never returns nullptr) ( #3498 )
2021-10-11 19:16:12 +02:00
Paul Fultz II
5e9bc48d26
Evaluate symbolic values ( #3495 )
2021-10-11 19:10:37 +02:00
Daniel Marjamäki
6bd5f79451
Revert "Fix 8629: false negative: (style) Condition '...' is always true ( #3492 )"
...
This reverts commit b9be38aaec
.
2021-10-10 21:21:21 +02:00
Paul Fultz II
b9be38aaec
Fix 8629: false negative: (style) Condition '...' is always true ( #3492 )
2021-10-09 16:20:38 +02:00
Paul Fultz II
bc90ae889d
Fix 10543: FP knownConditionTrueFalse with static variable ( #3491 )
2021-10-09 16:20:04 +02:00
Paul Fultz II
a1e0ef9b38
Refactor: Use interval analysis for symbolic values for inferCondtion ( #3488 )
2021-10-09 16:19:06 +02:00
Paul Fultz II
25eb0ab5bc
Find dangling pointers to unique_ptr ( #3486 )
2021-10-06 08:46:25 +02:00
Paul Fultz II
3cb252bd99
Fix 9873: False negative: null pointer when checking raw pointer ( #3485 )
2021-10-06 08:39:58 +02:00
chrchr-github
f3e1f0d41b
Fix #10238 : char* confused with char ( #3484 )
2021-10-05 18:04:48 +02:00
Paul Fultz II
8668d445c7
Add support for string_view ( #3480 )
2021-10-05 08:28:19 +02:00
Paul Fultz II
c7e13d0e0b
Forward container size values in subfunctions ( #3483 )
2021-10-05 08:22:19 +02:00
KenPatrickLehrmann
61cddabe74
Fix FP due to namespace scope ( #3475 )
2021-10-04 23:16:16 +02:00
chrchr-github
428144c53c
Fix #10513 : vector constructed from pointers ( #3473 )
2021-10-04 07:55:17 +02:00
Paul Fultz II
7621fee3d4
Refactor: Use ValueFlow::Value for ProgramMemory execute instead of integers ( #3477 )
2021-10-04 07:53:58 +02:00
chrchr-github
609e20d9d8
ValueFlow: string can be constructed from init list ( #3459 )
2021-10-02 23:09:49 +02:00
Paul Fultz II
255dc0484a
Fix 10331: wrong conditional value after assignment+return ( #3461 )
2021-09-21 19:25:41 +02:00
Paul Fultz II
9e9a982c6c
Fix 10468: False positive; uninitialized variable. Loop is always executed at least once ( #3462 )
2021-09-18 22:23:05 +02:00
Paul Fultz II
9ece849d80
Fix 10467: FP mismatchingContainers with array of vectors ( #3453 )
2021-09-09 20:43:46 +02:00
Paul Fultz II
b0b3f7ec2d
Fix 10464: FP: knownConditionTrueFalse ( #3452 )
2021-09-09 07:49:56 +02:00
Paul Fultz II
98e22f6162
Fix 10413: FP arrayIndexOutOfBoundsCond after check ( #3446 )
2021-09-06 07:15:24 +02:00
Paul Fultz II
0335671b35
Fix 10450: regression, FP : Iterator 'iter' from different container 'l' are used together ( #3436 )
2021-09-05 07:35:33 +02:00
Paul Fultz II
ccb31d8510
Fix 10460: FP knownConditionTrueFalse 'fabs(x)<1/(double)16' is always false ( #3445 )
2021-09-05 07:10:58 +02:00
Paul Fultz II
928efe77fc
Fix 9765: FP: knownConditionTrueFalse handling of template function with ternary operator ( #3443 )
2021-09-04 19:55:36 +02:00
Paul Fultz II
28bc717cbe
Fix 10163: false positive: lifetime for r is not same as for seq 'for (auto& r: seq)' ( #3442 )
2021-09-04 19:53:14 +02:00
Paul Fultz II
9eb5eadd35
Fix 9777: False Positive: Condition is always true with reset/release on unique_ptr ( #3440 )
2021-09-04 19:06:13 +02:00
Paul Fultz II
8a708e556c
Fix 10456: FP identicalConditionAfterEarlyExit with variable captured by reference ( #3439 )
2021-09-04 19:05:41 +02:00
Paul Fultz II
7ce17f076a
Fix 10318: iterator converted to type, wrong scope check ( #3433 )
2021-08-31 09:48:23 +02:00
Paul Fultz II
4566e0e439
Fix 10148: False positive: knownConditionTrueFalse in for loop due to &= ( #3425 )
2021-08-28 09:28:29 +02:00
Paul Fultz II
740becbddf
Fix 10348: FP knownConditionTrueFalse with condition variable in do ... while loop ( #3422 )
2021-08-27 05:46:57 +02:00
Paul Fultz II
712ff1c073
Fix 10436: hang: valueFlowSubFunction 'ispunct(c)..' ( #3423 )
2021-08-27 05:46:33 +02:00
Paul Fultz II
1cd9d0479d
Fix 10433: assertion failure in ValueFlow (Interval::fromValues) ( #3419 )
2021-08-26 07:46:40 +02:00
Daniel Marjamäki
11916171fe
Fix crash in programmemory, crash found in daca@home package system-root
2021-08-25 06:56:19 +02:00
Paul Fultz II
f7ddd7a35d
Fix 10430: FP knownConditionTrueFalse with bool from unsigned char ( #3416 )
2021-08-25 04:51:54 +02:00
Paul Fultz II
8ddc5764f8
Fix 10425: False positive: returnDanglingLifetime when taking address of captured variable ( #3415 )
2021-08-25 04:06:03 +02:00
Daniel Marjamäki
37ef29889b
Fix 10424: ExpressionAnalyzer assertion failure in librevisa
2021-08-24 16:06:51 +02:00
Paul Fultz II
524db1c756
Fix 10420: assertion error when analysing juce ( #3413 )
2021-08-23 11:12:42 +02:00
Paul Fultz II
865163b2ba
Add library configurations for free functions like std::size, std::empty, etc ( #3410 )
2021-08-23 09:03:48 +02:00
Daniel Marjamäki
165d48c846
fix gcc compiler warnings
2021-08-22 18:06:54 +02:00
Paul Fultz II
a0c37ceba2
Fix FP: Set correct bounds for interval ( #3411 )
2021-08-21 21:17:05 +02:00
Paul Fultz II
d30f42e0da
Fix FP when calling a function in a condition ( #3412 )
2021-08-21 18:52:11 +02:00
Paul Fultz II
e62cdbb664
Deduce symbolic values from conditions ( #3406 )
2021-08-19 22:01:55 +02:00
Paul Fultz II
e0de48bb1d
Fix 7524: ValueFlow: false path for 'x<3' ( #3393 )
2021-08-16 09:19:07 +02:00
Daniel Marjamäki
6a565f9e2f
cleanup unused function
2021-08-15 11:01:14 +02:00
Paul Fultz II
be978b35cf
Add more ValueFlow info in the xml dumps ( #3402 )
2021-08-15 08:02:31 +02:00
Paul Fultz II
f81ddd2daa
Fix 10408: FP nullPointer on 'return x.release()' ( #3404 )
2021-08-15 07:43:50 +02:00
Paul Fultz II
c92dab1329
Fix 10406: FP danglingLifetime with pointer-to-pointer ( #3401 )
2021-08-14 21:37:17 +02:00
Paul Fultz II
b9ac48c90a
Fix 10409: FP 'Condition 's.size()<3' is always false' ( #3396 )
2021-08-14 06:48:38 +02:00
Paul Fultz II
69eaa9dfd9
Refactor: ConditionHandler cleanup ( #3394 )
2021-08-11 08:37:37 +02:00
Paul Fultz II
0f897acecd
Fix FP in solveExpr when using symbolic values ( #3391 )
2021-08-09 20:41:10 +02:00
Paul Fultz II
a218ea3b23
Fix 10404: FP knownConditionTrueFalse after subtraction ( #3390 )
2021-08-09 07:45:41 +02:00
Daniel Marjamäki
5f81b03df1
valueflow; Remove unused function, fixing gcc warning
2021-08-08 21:25:47 +02:00
Daniel Marjamäki
fa398a6ba1
valueflow: remove not needed INDENT-OFF and INDENT-ON
2021-08-08 21:22:42 +02:00
Paul Fultz II
7f358b2bed
Format with uncrustify ( #3388 )
2021-08-07 20:51:18 +02:00
Paul Fultz II
735f716603
Fix 10394 and 10395: FP knownConditionTrueFalse: loop variable ( #3381 )
2021-08-04 21:07:55 +02:00
Paul Fultz II
8b8ae55490
Fix 10129: false negative: knownConditionTrueFalse ( #3382 )
...
* Add symbolic matching
* Check for truncated values
* Dont propagate uninit values
* Update errorpath test
* Add test case for 10129
* Add test case for FP
* Remove symbolic values that are the same as the token
* Fix test messages
* Fix cppcheck issue
* Format
2021-08-04 21:07:31 +02:00
Paul Fultz II
4626f9ed76
Fix FP when returning a pointer to a container ( #3379 )
2021-08-04 08:16:31 +02:00
Paul Fultz II
6736ac7e3a
Revert "Formatted the code [ci skip]" ( #3380 )
...
This reverts commit 7a6d7f7c2d
.
2021-08-03 17:53:30 +02:00
orbitcowboy
7a6d7f7c2d
Formatted the code [ci skip]
2021-08-03 06:33:54 +02:00
Paul Fultz II
08041e3a0b
Refactor: Assert an expression has an id and fix assertion failures ( #3377 )
...
* Fix 10390: FP: knownConditionTrueFalse
* Assert expression has an ID
* Fix assertion errors
* Format
2021-08-03 06:31:52 +02:00
Paul Fultz II
7be9b217e6
Fix 7843 and 7844: ValueFlow for abs ( #3373 )
...
* Refactor: Use valueFlowForward to forward values in condition expression
* Formattting
* Make known when using bools as well
* Set abs function as always positive
* Add test
* Add valueFlowSymbolicAbs
* Set impossible values
* Fix test case
* Fix error messages
* Merge
2021-08-03 06:31:28 +02:00
Paul Fultz II
3d19b33c3e
Fix 9948 and 10234: false negative: knownConditionTrueFalse and stlOutOfBounds ( #3372 )
2021-08-02 10:51:34 +02:00
Paul Fultz II
61ceff39f5
Fix 10390: FP: knownConditionTrueFalse ( #3374 )
2021-08-02 10:49:39 +02:00
Daniel Marjamäki
1ec7397c21
astyle formatting
...
[ci skip]
2021-08-01 14:05:30 +02:00
Paul Fultz II
2f6a6e4b45
Refactor: Use valueFlowForward to forward values in condition expression ( #3369 )
2021-08-01 10:13:14 +02:00
Paul Fultz II
7d9fdf582b
Fix 10121: False positive: Condition 'ab->a!=123' is always false when modifying an alias ( #3293 )
2021-08-01 10:10:11 +02:00
Paul Fultz II
6767b57d4c
Fix FP for symbolic values when the expression is not const ( #3370 )
2021-07-31 14:19:37 +02:00
Paul Fultz II
3a7ba3cd29
Add symbolic values to ValueFlow ( #3367 )
2021-07-30 21:29:35 +02:00
Paul Fultz II
6a81b4c17c
Fix 10264: FP invalidContainer when address of container is passed inside struct ( #3368 )
2021-07-30 15:52:00 +02:00
Paul Fultz II
737b6199ba
Refactor: Allow parse to return multiple values for a condition ( #3361 )
2021-07-26 22:23:19 +02:00
Paul Fultz II
c34691ff56
Fix 10354: FP knownConditionTrueFalse after bitwise and/xor ( #3360 )
2021-07-26 22:22:50 +02:00
Paul Fultz II
84ea0a2295
Refactor: Remove extra analysis of container sizes in conditions ( #3357 )
2021-07-25 18:14:51 +02:00
Paul Fultz II
5be3f700bb
Fix 10373: ValueFlow: container in struct assumed empty ( #3355 )
2021-07-25 18:13:55 +02:00
Paul Fultz II
8e416a7255
Fix issue 10379: FP knownConditionTrueFalse with mod operator ( #3354 )
2021-07-25 18:13:14 +02:00
Paul Fultz II
00eb71fd49
Remove constexpr -> const simplification ( #3346 )
2021-07-22 07:22:26 +02:00
Paul Fultz II
8efe1d4ab4
Find reference to dangling unique ptr ( #3344 )
2021-07-20 21:30:27 +02:00
Daniel Marjamäki
dd34d1c123
CI; Fix Cppcheck self-check, pointer can be const
2021-07-20 11:21:47 +02:00
orbitcowboy
1be5bb8bbc
Running astyle [ci skip]
2021-07-18 10:01:22 +02:00
Paul Fultz II
59a1c1a9d8
Refactor: Remove variable analyzer ( #3339 )
2021-07-18 07:46:31 +02:00
orbitcowboy
3f1e937ea1
Running astyle [ci skip]
2021-07-17 08:19:04 +02:00
chrchr-github
8cd8b9c64e
Fix MSVC build and some warnings ( #3334 )
2021-07-16 21:55:12 +02:00
Paul Fultz II
942202aede
Evaluate container sizes in forward analysis ( #3338 )
2021-07-16 18:49:07 +02:00
Daniel Marjamäki
56924643be
Fixed #10347 (ValueFlow: No known value set for sizeof(a[0]))
2021-07-08 18:18:44 +02:00
Armin Müller
fc90598077
Typos found by running "codespell" ( #3324 )
2021-07-02 17:41:51 +02:00
Daniel Marjamäki
1a5449cbeb
Fixed #10327 (ValueFlow; Wrong Uninit value in called function)
2021-07-01 22:08:00 +02:00
Daniel Marjamäki
2a2e071a85
Tokenizer::simplifyAttribute; Set function attribute for function pointer
2021-06-26 14:23:39 +02:00
Paul Fultz II
66956ed959
Fix 10323: Wrong known value. x!=0 does not mean that x==1 ( #3308 )
2021-06-26 09:16:45 +02:00
Paul Fultz II
508188df2b
Fix 10297: Regression; ValueFlow known value, sign conversion ( #3307 )
2021-06-26 09:16:04 +02:00
Daniel Marjamäki
769b20b426
ValueFlow: Clarify note when impossible value is assigned ( #10297 )
2021-06-24 17:10:06 +02:00
Daniel Marjamäki
2d08564c8a
astyle formatting
2021-06-19 14:47:35 +02:00
Paul Fultz II
dd178c3ad9
Fix 10314: Possible nullPointerRedundantCheck false positive ( #3298 )
2021-06-19 13:59:48 +02:00