0014fe880e
Mark members and arguments with 'nonneg'
2019-07-14 12:22:33 +02:00
f5e76a2d18
Avoid 'unsigned' when declaring int variables in checkuninitvar
2019-07-13 15:31:17 +02:00
95d65c8c34
Refactoring; enum class
2019-07-10 14:05:16 +02:00
7ca35d181b
uninitStructMember: Fixed FP shown in daca@home
2019-06-02 20:19:53 +02:00
15fc9a622d
CheckBufferOverrun: Add CTU analysis
2019-03-23 08:36:10 +01:00
b9ac77a31b
Uninitialized variables: Fixed false positive
2019-03-09 11:30:45 +01:00
c8003d47e2
checkuninitvar.cpp: Use argument direction "out" info from library cfg ( #1730 )
...
CheckUninitVar::isMemberVariableAssignment uses argument direction "out"
now also to check for assignment when the member variable is handed over
to a function by reference.
testuninitvar.cpp: Improve tests, use a test library configuration.
2019-03-08 18:42:24 +01:00
6228ea2266
checkuninitvar.cpp: Use argument direction info from library config. ( #1728 )
...
CheckUninitVar::isMemberVariableAssignment uses argument direction
to check for assignment when the member variable is handed over to a
function by reference. Currently implemented for "in" direction. "out"
will be added with another commit.
2019-03-06 19:26:38 +01:00
8a3b73ffdb
Do not write extra uninitvar warnings
2019-03-02 13:17:15 +01:00
e27a7a585f
Fix uninitvar false positive when taking address of variable
2019-02-27 18:44:30 +01:00
80143725dd
Fixed #8999 (False positive uninitvar related to casting)
2019-02-27 17:58:25 +01:00
9e93e89a4d
UninitVar: Fix false positives when there is possible cast
2019-02-26 19:26:46 +01:00
6ca1aba4a7
UninitVar: Fix --experimental-fast issues
2019-02-10 19:00:01 +01:00
bd7790fd8c
Update copyright year
2019-02-09 07:24:06 +01:00
c75a2265c0
Fix inline suppression.
2019-01-13 12:10:26 +01:00
a520a41e64
CheckUninitVar: Try to report all CTU issues not just the first found issue
2018-12-31 07:54:00 +01:00
91a580cbd7
CTU: more warnings
2018-12-30 18:31:37 +01:00
c8901e9bab
CTU: Find paths better
2018-12-30 16:23:25 +01:00
378e083585
CTU: Refactoring the xml load/write. Renamed members.
2018-12-30 11:55:39 +01:00
d18f5d8709
CTU: Reuse CheckNullPointer::isPointerDeRef in the nullpointer isUnsafeUsage
2018-12-29 09:26:57 +01:00
a788512d66
CTU: Refactor isUnsafeFunction
2018-12-26 19:17:49 +01:00
a6e227a73c
CTU: Refactoring; getErrorPath
2018-12-26 15:56:10 +01:00
e39be48c92
CTU: Refactoring, create ErrorPath in ctu
2018-12-26 11:36:26 +01:00
271763e680
CTU: Refactoring
2018-12-25 21:11:23 +01:00
a1dca6acd5
Fix CTU nullpointer check
2018-12-25 12:04:01 +01:00
c7993df4ff
Refactoring; Use range for loops
2018-12-25 11:47:45 +01:00
0f63874c62
Take back the whole program analysis for null pointers and uninitialized variables
2018-12-18 07:56:33 +01:00
54453c5802
Fix FP when copying pointer to string ( #1479 )
2018-11-14 06:59:25 +01:00
be1ff268c0
Refactoring: Use range for loops
2018-10-24 11:29:15 +02:00
915acac0b8
Ticket #8734 : Skip static member variables in CheckUninitVar. ( #1388 )
2018-09-22 16:52:34 +02:00
fc97a5b11c
Uninitalized variables: Fixed false positive
2018-08-15 18:04:36 +02:00
79ffe1d4fc
Rename _tokenizer, _settings, _errorLogger
2018-06-16 16:10:28 +02:00
0090ae5cf2
Optimization in CheckUninitVar::checkStruct(): Replaced expensive inner loop on all scopes by loop on child scopes for faster lookup for inner unions.
...
This speeds up checking of very large code files; for example, it reduces checking time for SQLite amalgamation by more than 20%
2018-05-14 15:48:57 +02:00
f336c2efe7
Refactoring; Renamed Scope::classStart and Scope::classEnd
2018-04-27 22:36:30 +02:00
fba8208134
CheckUninitVar: Use isLikelyStreamRead
2018-04-22 17:04:54 +02:00
cc4977e140
Tweaking CheckUninitVar (<< and >> handling)
2018-04-22 16:39:57 +02:00
4f6bd5d607
Fix Travis
2018-04-17 14:54:12 +02:00
c84628c28a
Fixed #8494 (False positive: serialization class overloads operator)
2018-04-17 14:23:04 +02:00
a0906140a6
Suppressions: New extensible Suppressions xml format that allow more attributes. To start with it also allows symbolName.
2018-04-09 06:43:48 +02:00
d2160f00b2
Refactor lib/checkuninitvar.cpp
2018-04-06 08:04:06 +02:00
b6504c70ca
Improve constness
2018-04-04 21:51:31 +02:00
58066b1f0c
Remove whole program analysis from 'uninitialized variables' and 'null pointer dereference' checkers. I think this logic can more or less be added in ValueFlow instead and then all ValueFlow checkers should get whole program analysis.
2018-02-06 14:56:17 +01:00
71511f3131
Refactor f487182
2018-02-06 08:59:36 +01:00
f487182075
Suppressed unused functions should not lead to nonzero exit code ( #1026 ) ( #1078 )
...
This is a fix of commit 97ffec8
2018-02-06 07:44:53 +01:00
dbc6771a0b
Uninitialized variables: Fix FP for unknown macro like 'list_for_each'
2018-02-04 22:30:08 +01:00
4998248501
Null pointers: Fixed false positives when running whole program analysis. Copied the fix from the CheckUninitVar::isUnsafeFunction.
2018-02-04 15:29:57 +01:00
d47b7726fa
Uninitialized variables: Fix potential false positives in subfunction if there is early return or conditional writes
2018-02-04 09:40:57 +01:00
1fe59faecb
changed message ids for uninitvar/nullpointer errors that was found by whole program analysis
2018-02-03 16:05:07 +01:00
f5a11a6510
UninitVar: Speedup whole program analysis a bit
2018-01-29 15:15:35 +01:00
9109956c8c
UninitVar: Improve whole program analysis, used isVariableUsage()
2018-01-25 21:49:21 +01:00
51c2ded23f
Fix crash
2018-01-25 19:42:50 +01:00
4d66609173
Fix Cppcheck warning, uninitialized member variable
2018-01-25 17:29:08 +01:00
f73da16e94
Revert "UninitVar: Better checking in whole program analysis"
...
This reverts commit b2bdc2687b
2018-01-25 17:05:57 +01:00
b2bdc2687b
UninitVar: Better checking in whole program analysis
2018-01-25 15:56:46 +01:00
ce60b326f4
Whole program analysis: Improved handling of nested calls
2018-01-24 22:53:14 +01:00
512b9f512c
Refactoring whole program analysis for CheckUninitVar and CheckNullPointer
2018-01-21 22:56:46 +01:00
351b382a7b
Null pointers: Whole program analysis
2018-01-21 19:51:15 +01:00
ea63e52d98
UninitVar: Improved function/method matching in whole program analysis
2018-01-21 10:40:35 +01:00
c331a10fa7
Refactorings, and try to ensure that analyzer info is stored/loaded properly
2018-01-15 19:12:31 +01:00
f2b2e87fb6
Uninitialized Variables: some additional tweaks. Try to fix Travis
2018-01-15 17:35:21 +01:00
100887429d
Uninitialized variables: Whole program analysis for function calls
2018-01-15 15:54:09 +01:00
c4caee6b18
Updated copyright year
2018-01-14 15:37:52 +01:00
255b788d4d
Fixed #4903 (Improve check: allocated but not initialized (condition))
2018-01-02 23:20:46 +01:00
ba8222de1c
ValueFlow: Put 'inconclusive' state in the ValueKind. A value can't be both known and inconclusive.
2017-09-20 22:41:36 +02:00
57004ed533
Fixed #7663 (False positive: uninitialized variable (multi variables in inner scopes))
2017-09-07 23:08:55 +02:00
d160d27417
Fixed #8172 (False positive uninitvar on sizeof *ptr)
2017-08-23 22:17:49 +02:00
e087156e30
CheckUninitVar: Try to activate the valueflow based checking again
2017-08-20 19:54:06 +02:00
22919da9a8
Fixed #6246 (Defect: False positive due to ignoring struct initialisation when nested in a loop and assigned to a member)
2017-06-30 13:41:19 +02:00
3ab8466415
refactoring, use early continue in for loop
2017-06-30 12:45:48 +02:00
3cd2f2d092
Don't cast bool to bool
2017-06-01 01:49:40 +03:00
28aa939d69
iwyu - include what you use
2017-05-27 04:33:47 +02:00
95db173e77
Fixed Cppcheck warning
2017-05-13 11:06:33 +02:00
f51a709f80
add fixme comment
2017-05-01 11:25:58 +02:00
ce6cc5416a
uninitvar: made ValueFlow check experimental
2017-05-01 11:13:30 +02:00
06102cb3d7
UninitVar: Don't warn for inconclusive values
2017-04-28 21:09:56 +02:00
2f51b975ed
valueFlowUninit: only check variables
2017-04-23 21:50:51 +02:00
25a1ea3d18
use simpleMatch for simple pattern
2017-04-23 19:25:35 +02:00
8a738eefab
fixed #7998 (uninitialized variable is not found when used with switch/case)
2017-04-23 18:05:14 +02:00
43454936e7
Fixed #8014 (FP: Uninitialized variable 'f(1,{..});')
2017-04-21 22:33:27 +02:00
3c8f5b85ae
Refactorization: Allocate Token::_values (ValueFlow information) dynamically, reducing size of each token by around 10%
2017-03-27 18:48:34 +02:00
2f0db369f0
Refactorization: Avoid construction of empty strings by using emptyString
2017-03-01 10:50:50 +01:00
6f1e7e897d
simplify if(tok && Token::{simple,}Match) to if(Token::{simple,}Match).
2017-02-06 15:37:12 +01:00
c8a450c9be
uninitvar: Fixed a FP seen in daca2
2016-12-25 22:43:29 +01:00
d79688c40b
Fixed #7822 (False positive for uninitialized variable if array type is used)
2016-12-21 23:11:11 +01:00
2f6350a0d0
Refactorized Library
2016-12-06 14:09:28 +01:00
b3ace258ab
there is no need to have "if(tok && Token::Match(tok,..." since Token::Match checks "tok" by itselfs already.
2016-11-26 17:22:30 +01:00
a81920cae1
checkunusedvar: Check pointer against NULL before dereferencing it.
2016-10-31 15:57:34 +01:00
bc32ccc894
CheckUninitVar::isFunctionParUsage: Avoid implicit conversion from type bool to int.
2016-10-29 21:41:55 +02:00
e1a21a8bb1
Fixed internal warnings
2016-10-08 11:34:25 +02:00
9f1b70fa04
new can initialize memory, don't warn in this case ( #7623 )
2016-10-08 10:03:09 +02:00
9711064b74
Fixed #6646 (False positive uninitvar - loopvariable initialized inside loop)
2016-08-04 14:39:54 +02:00
55b3f0bf38
Fixed #752 (SymbolDatabase: Does not match function if redundant keywords mismatch (C++))
2016-08-04 09:06:32 +02:00
2187e8ba02
CheckUninitVar: Fixed FP when dereferencing multidimensional arrays. Refactoring of testing. The FP was spotted when looking at #7092
2016-08-02 14:27:51 +02:00
dc2a92263a
Fixed #7426 (RFC: time to replace simplifyEnum?)
2016-04-22 06:02:54 +02:00
34b5e0ce99
Fixed #6873 (False positive uninitvar - variable initialized via pointer)
2016-02-07 18:48:57 +01:00
d3546ea410
#7321 segmentation fault in valueFlowSwitchVariableScope::isVariableDeclaration
2016-02-03 22:49:57 +01:00
50fc784550
Mapped error ids stlBoundaries, stlcstr, useAutoPointerContainer, useAutoPointerArray, sprintfOverlappingData, strPlusChar, shiftTooManyBits, integerOverflow, uninitstring, uninitdata, uninitvar, uninitStructMember, deadpointer, va_start_referencePassed, va_end_missing, va_list_usedBeforeStarted, va_start_subsequentCalls to their CWEs.
2016-02-03 12:53:23 +00:00
b908bb18a9
Fixed #5503 (FP: Uninitialized variable - initialize in in if and else branch)
2016-01-30 20:48:28 +01:00
996c9244d8
Update copyright year to 2007-2016.
2016-01-01 15:34:45 +02:00
f762affea0
Small refactoring: replace NULL by nullptr, remove redundant static keyword, Tokenizer::setVarId() uses const variable 'notstart'
2015-11-30 22:13:49 +01:00
e8522c7883
Small refactorizations:
...
- #include cleanup
- Use std::array instead of std::vector
- Do not create a stringstream to concatenate 4 strings
- Use std::cout instead of printf
2015-11-29 10:56:44 +01:00
d93cf96a29
Fixed #6769 (false positive: Uninitialized struct member: epoch.integer)
2015-11-22 16:20:46 +01:00
5f68f3ddf6
Fixed #6264 (FP: gimp: struct initialized via pointers to member variables)
2015-11-21 19:31:18 +01:00
fb0477affd
CheckUninitVar: Fixed false negatives when there are conditions
2015-11-21 10:00:21 +01:00
d301cf28ec
CheckUninitVar: Small logical fixes in conditions handling.
2015-11-21 08:32:25 +01:00
4d3e231bd0
Fixed #3948 (False positive: variable not initialised - used in multi-condition if-clause)
2015-11-19 13:09:45 +01:00
0f9d90d2be
Changed Copyrights. Removed my name.
2015-11-18 20:04:50 +01:00
5772bbd206
Fix Cppcheck warning 'explicit constructor'
2015-11-18 15:56:48 +01:00
6b9c12e806
CheckUninitVar: Refactoring and gcc-compatibility fix
2015-11-18 15:16:50 +01:00
e6ceae213e
CheckUninitVar: Improving multi-variable value handling
2015-11-18 14:56:45 +01:00
459a4e0cbe
Fixed #7121 (False positive 'Uninitialized variable' converting pointer to reference)
2015-11-10 10:18:24 +01:00
963008089d
Fixed false positive with range-based for-loop ( #7078 )
2015-10-28 16:37:46 +01:00
bfd8a69e74
Fixed #6243 (False positive: uninitialized variable, looping with goto)
2015-10-27 12:40:52 +01:00
e989d4b11b
Support C++11 array initialization in CheckUninitVar ( #7010 )
2015-10-24 12:06:40 +02:00
305760f143
Uninitialized variables: Fix FP for struct array
2015-09-16 14:42:55 +02:00
af233efcce
Uninitialized variables: tweaked checking of arrays / allocated buffers
2015-09-14 09:03:21 +02:00
2ddd4c7197
fix [lib/checkuninitvar.cpp:836]: (warning) Found simple pattern inside Token::Match() call: "&"
2015-09-13 17:54:53 +02:00
ab38ab800e
CheckUninitVar: don't rely on Tokenizer::simplifyKnownVar() to simplify references
2015-09-13 17:31:45 +02:00
ad007ca2d7
Uninitialized variables: better checking of arrays
2015-09-13 16:32:16 +02:00
6ddd0a953f
Fixed #6917 (False positive uninitvar - unused array declaration and ternary expression)
2015-08-29 13:19:28 +02:00
6fb19b02d0
Properly differentiate arrays of pointers and pointers to arrays.
2015-08-25 21:19:19 +02:00
ab8afec3eb
Refactorizations:
...
- Avoid unnecessary loop iterations
- Avoid unnecessary condition checking
- Reduced code duplication in symboldatabase.cpp
2015-08-16 14:23:07 +02:00
7ede9de502
Removed unused code. The isVariableUsed is used instead.
2015-08-15 07:43:39 +02:00
e71ab70356
Fixed #6871 (False positive uninitvar - pointer to uninitialized char[])
2015-08-08 14:52:46 +02:00
7ec8adeb93
Fixed #6701 (Uninitialized variable warning when header could not be found)
2015-08-08 08:53:08 +02:00
4bebb80300
Fixed #6869 (False positive: uninitvar, array passed to function)
2015-08-05 10:19:17 +02:00
e598b07a6d
Moved functions to astutils
2015-08-03 09:20:50 +02:00
acc1566f64
uninitvar: Improved condition handling. Fixes one problem when running 'tools/run_more_tests.sh test/testuninitvar.cpp'
2015-07-25 17:55:01 +02:00
234669b02b
Removed the UninitVar::analyseFunctions(). This was written for multifile checking however it did not work as it should => no multifile errors can be detected.
2015-07-24 08:30:38 +02:00
ea933e9873
CheckUninitVar: Removed ExecutionPath based checker
2015-07-23 17:28:18 +02:00
0b81a267f4
uninitvar: handling arrays in non-executionpath checker
2015-07-23 14:51:38 +02:00
8d8c03dad8
uninitvar: removed returns from new checking to fix 'more' tests. these returns should be readded when the executionpath checking is removed.
2015-07-23 09:21:53 +02:00
79067ac031
uninitvar: use new checking instead of executionpath in more tests. small improvements in new checking to fix testcases.
2015-07-23 08:46:59 +02:00
1de1aaa2f4
CheckUninitVar: Fix crash when AST is not created properly
2015-07-22 22:17:12 +02:00
1f5eea98b5
CheckUninitVar: Fix a FP reported for invalid code
2015-07-22 21:58:06 +02:00
42ed436e9d
Tweaks in uninitvar, small steps to make it possible to remove the ExecutionPath
2015-07-22 20:31:58 +02:00
bdd53b4142
Fixed false positive #6717
2015-07-21 12:13:59 +02:00
1604e751e5
Fix some compiler warnings which got introduced recently
2015-06-30 20:11:51 +02:00
4a47b8b3ae
Refactoring: Better distinguish between C and C++ in a few checks.
2015-06-28 16:49:16 +02:00
272cf27ec3
Improved constness of local variable, no functional changes.
2015-06-20 11:33:27 +02:00
02df692b0b
Fixed #4760 (false negative: (error) usage of uninitialized variable (struct member))
2015-06-19 18:21:46 +02:00
13c1c2c035
Refactoring (use const std::set for strings). Omit some matching for C++ stuff within C code.
2015-06-17 22:28:15 +02:00
3ce4e68ca6
Refactorization: Make use of do-loops to avoid redundant Token::Match() calls
2015-05-13 13:40:40 +02:00
da302b3912
Ticket #6680 : Members can be initialized by operator>>.
2015-05-10 14:27:15 +02:00
8d8fffb20f
#6651 Don't call member function on NULL pointer - even if call is "safe"
2015-04-17 08:47:59 +02:00
42f0955e3f
Move more setting checks out of loops and use const bools instead. Reorder a few related checks.
...
Follow up to eedcb6abcb
2015-04-10 14:31:19 +02:00
d563bd73f4
Fixed #6583 (False positive uninitvar - exit() ignored?!)
2015-04-08 15:35:04 +02:00
5f6aaa4573
Make the check slightly less convoluted
2015-03-20 11:03:11 +03:00
42c4aa1c49
Fixed #4880 (false negative: uninitialized variable, handling of conditional noreturn scopes)
2015-03-14 17:59:11 +01:00
89ec9058a8
Proper if-else-if chain for mutually exclusive conditions
2015-03-14 15:09:46 +03:00
Daniel Marjamäki
Sebastian
Paul Fultz II
Simon Martin
PKEuS
jrp2014
Ivan Maidanski
Ayaz Salikhov
Matthias Krüger
PKEuS
orbitcowboy
Harald Scheidl
Robert Reif
Alexander Mai
Roberto Martelloni
Lauri Nurmi
Simon Martin
PKEuS
Martin Ettl
PKEuS
Dmitry-Me