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
257efb4019
Check if uninit value is used in library function ( #3516 )
2021-10-20 20:51:59 +02:00
9c16f13651
Format
2021-10-16 00:31:55 +02:00
d4a98dfaab
Ticket #4716 : Added a regression test
2021-10-15 22:50:29 +02:00
2ca2abdf0e
Remove duplicate uninit warnings ( #3478 )
2021-10-04 07:50:23 +02:00
eb50d19657
Uninitvar: Moved testcases for avoiding extra warnings from TestValueFlow to TestUninitVar
2021-10-03 22:15:35 +02:00
6a1b7f53ce
Fixed CI
2021-10-03 18:47:21 +02:00
9e9a982c6c
Fix 10468: False positive; uninitialized variable. Loop is always executed at least once ( #3462 )
2021-09-18 22:23:05 +02:00
7f358b2bed
Format with uncrustify ( #3388 )
2021-08-07 20:51:18 +02:00
7d7241b076
#9772 : FP uninitvar: in cppcheck 2.1; Added a regression to test
2021-07-06 14:24:07 +02:00
fb9d659e25
Fix 10326: Regression: ValueFlow; Wrong Uninit value after do while ( #3312 )
2021-07-03 09:12:26 +02:00
1a5449cbeb
Fixed #10327 (ValueFlow; Wrong Uninit value in called function)
2021-07-01 22:08:00 +02:00
eb7b225fc1
Fix 10119: ValueFlow; object member is not uninitialized. happens when there is static member also. ( #3299 )
2021-06-19 13:58:18 +02:00
a994bd5ba5
Uninitialized variables; Add todo test case
2021-05-28 18:09:43 +02:00
5f0fe1dfe7
Fix another FP with range for macro ( #3276 )
2021-05-26 04:52:55 +02:00
a4653a057a
Uninitialized variables; Fixed FP for range for loop
2021-05-25 20:37:22 +02:00
7d84b8f1bc
Uninitialized variables; Fix FP when assigning struct members
2021-05-25 16:13:32 +02:00
8d97cce81b
Uninitialized variables; Added true positive test
2021-05-25 07:31:01 +02:00
4cccc710ef
Uninitialized variables; Fixed FP when bitmask is used on address
2021-05-24 20:55:13 +02:00
d3bb84cd0e
Uninitialized variables; Added TP tests for ignored operators
2021-05-24 17:53:16 +02:00
b7803ea6fb
Uninitialized variables; Fixed false positives for reference cast and dereferencing address of uninitialized variable
2021-05-24 17:50:28 +02:00
4ad90bf6f1
Uninitialized variables; Fixed FP in inner for loop
2021-05-24 17:02:19 +02:00
fa72ec20b2
Uninitialized variables; avoid false positives when passing uninitialized variable to unknown function
2021-05-24 15:54:09 +02:00
a2e709a652
Uninitialized variables; Try to remove heuristics for assignment with overloaded <<. That is non-standard behavior for the << operator. Let's see how much FPs we get.
2021-05-24 13:17:50 +02:00
8ad0905e3b
Uninitialized variables; Fixed FP in valueflow-based checking
2021-05-23 18:43:34 +02:00
f968761382
Uninitialized variables; Remove TODO comment in test, test is working as it should now.
2021-05-23 14:57:43 +02:00
8828619855
Fixed #10293 (Uninitialized variables; False positive for array in union)
2021-05-23 12:06:23 +02:00
85723f8605
Uninitialized variables; Different heuristic needed for const pointer function parameter
2021-05-23 11:45:47 +02:00
e2d9aaf23b
Fix 10286: false positive: uninitvar ( #3271 )
...
* Fix 10286: false positive: uninitvar
* Remove header
2021-05-23 07:58:19 +02:00
1cb48ad418
Uninitialized variables; Fixed false positive in sizeof()
2021-05-22 11:04:42 +02:00
f5f3a8d4d7
Fix syntax errors in test cases
2021-05-22 09:44:18 +02:00
68c46e146d
Uninitialized variables; Fixed FP when returning malloc pointer
2021-05-21 17:10:49 +02:00
2d3d7db730
Uninitialized variables; fix syntax errors in test cases
2021-05-21 15:30:52 +02:00
1e6a574cff
Uninitialized variables; Passing address of uninitialized variable to function
2021-05-21 15:27:13 +02:00
8adfcc848c
Uninitialized variables; check RHS expression
2021-05-21 14:31:25 +02:00
cc74c8e1da
Uninitialized variables; Moved test case. ValueFlow can detect issue.
2021-05-21 10:42:58 +02:00
5409fa8afd
Fix disabled valueFlowUninit tests ( #3262 )
2021-05-21 07:28:34 +02:00
4746d4b819
Uninitialized variables; Improved checking of loops
2021-05-20 22:56:14 +02:00
8e650e4243
Uninitialized variable; Fixed FP after unconditional scope with conditional initialization
2021-05-20 18:38:59 +02:00
f1fff5e904
Fixed #10279 (ValueFlow/TokenList: function pointer dereference and call)
2021-05-20 13:54:17 +02:00
ef757e5cf9
#6952 : uninitvar - Added regression test cases
2021-05-20 09:14:17 +02:00
ca5fab8219
Uninitialized variables; Fixed false positive in range for loop
2021-05-19 21:12:11 +02:00
abe810d718
Uninitialized variables; Fix false positive in switch inside loop
2021-05-19 13:07:04 +02:00
e35c46bcb9
Uninitialized variables; Fixed false positive for overloaded & 'ar & a & b & c'
2021-05-18 21:03:43 +02:00
0aebc32ae0
Uninitialized variables; Fixed false positive for 'cin >> x[0]'
2021-05-18 20:13:27 +02:00
bde8b4316e
Uninitialized variables; Fixed FP in range based for loop
2021-05-17 13:31:16 +02:00
4322311482
Uninitialized variables; Fixed struct member access FP
2021-05-17 11:50:31 +02:00
b115e4a932
Uninitialized variables; Fixed false positive in member assignment
2021-05-17 10:31:02 +02:00
16ce0f1dbf
Uninitialized variables; Clarify warnings, bailout for binary & to avoid FPs
2021-05-17 09:22:19 +02:00
e034fa8a6e
UninitVar: Rewrite CheckUninitVar::isVariableUsage(), use AST primarily
2021-05-16 22:27:04 +02:00
e66427c395
testnullpointer; fix extracttests syntax error
2021-05-15 14:59:00 +02:00
e072c2d786
uninitvar: Added a regression test for #7736
2021-05-15 14:16:46 +02:00
899b88754f
uninitialized variables; fix false positive in loop
2021-05-15 11:16:47 +02:00
11c0cc3a6e
extracttests; Fix syntax error in new unit test
2021-05-14 22:29:15 +02:00
809c70b9c3
uninitialized variables; fix FP in for loop
2021-05-14 21:36:51 +02:00
c29997b117
uninitvar: fixed TODO assertion
2021-05-14 11:54:18 +02:00
56bc5536aa
testunusedvar: move UB testcase to testuninitvar
2021-05-14 11:24:39 +02:00
d549770b5b
updated extracttests.py. fix syntax errors in test cases.
2021-05-13 20:21:02 +02:00
22ab9ccd7f
Fixed #10273 (False negative; Uninitialized variable in for loop)
2021-05-11 20:35:15 +02:00
75311fba0f
Fixed #10218 (FP uninitvar with input from stringstream in for loop)
2021-05-10 19:48:07 +02:00
db7be3e91b
Fixed #9810 (Improve check: uninitialized struct member not detected)
2021-05-10 19:24:03 +02:00
c37b8ea55c
Fixed #8299 (false negative: uninitialized struct member)
2021-05-10 18:38:44 +02:00
42437277dc
Update Copyright year
2021-03-21 20:58:32 +01:00
141d2ac215
Refactorization: Improved internal implementation of severity and certainty levels
...
Backported from LCppC.
2021-02-24 22:00:06 +01:00
cf1937294a
Refactorization: Removed unnecessary \n and spaces in strings
...
Merged from LCppC.
2021-02-20 12:58:42 +01:00
25ada657da
Fix issue 9030: ValueFlow: Possible value after conditional assignment in for loop ( #3059 )
2021-01-18 10:12:07 +01:00
96704c9971
fixed and enabled some more clang-tidy warnings ( #3007 )
2021-01-05 17:51:32 +01:00
9ec27c112f
Fix issue 9855: false positive: uninitvar ( #2754 )
2020-08-26 07:02:15 +02:00
120c572252
Fixed #9750 (Chained stream operation gives uninitvar error)
2020-06-06 15:24:01 +02:00
79c3af56e4
fix 9296: false negative uninit variable ( #2663 )
2020-05-28 21:28:18 +02:00
08ddd84780
Update copyright year
2020-05-10 11:16:32 +02:00
3e0218299b
Revert "Update copyright year"
...
This reverts commit 6eec6c4bd5
2020-05-10 11:13:05 +02:00
6eec6c4bd5
Update copyright year
2020-05-10 11:11:34 +02:00
4779cb124e
Fixed #9649 (False positive: uninitialized struct member)
2020-05-07 22:27:18 +02:00
c029d5150c
Fixed #9123 (False positive: uninitialized variable)
2020-04-10 12:33:15 +02:00
6ea4f60600
Enable valueFlowSubfunction for multiple parameters ( #2550 )
2020-03-01 16:46:20 +01:00
9896dce7f2
checkuninitvar: Fix FN with c++ casts ( #2549 )
2020-02-23 19:53:17 +01:00
921887a281
Use valueFlowGeneric for valueFlowForwardExpression ( #2537 )
2020-02-16 16:02:22 +01:00
7368a54629
Add generic valueflow forward analysis ( #2511 )
2020-02-13 16:27:06 +01:00
ca3095746c
Fixed #9594 (False positive: Using argument that points at uninitialized variable when write only)
2020-02-04 18:56:18 +01:00
02eaf6fa93
Fixed #8998 (False positive uninitStructMember related to reference to member)
2019-12-19 20:18:32 +01:00
bae4faa786
Fixed #9422 (FP uninitdata - writing pointer to output stream)
2019-11-16 11:47:57 +01:00
f88ae21d8f
Fix #9467 (False positive on local variable when template specialization is used) ( #2357 )
2019-11-13 21:34:27 +01:00
7841430793
Fix issue 9428: FP uninitvar for pointer passed to sscanf ( #2344 )
...
* Add indirect to library cfg files
* Check indirect for non null arguments
* Reenable subfunction analysis
* Use indirect 1 when using not-null
* Parse correct string name
* Update documentation
* Make attribute optional
2019-11-13 12:46:54 +01:00
f5a6aa530d
Fixed #9417 (FP uninitvar - member initialized in operator())
2019-11-11 15:00:53 +01:00
6f29e299fc
Fix issue 9439: false positive: unique_ptr and nullPointerRedundantCheck ( #2346 )
2019-11-10 09:44:59 +01:00
c3ae028a41
Fixed #8617 (False positive: uninitdata for memory allocated and initialized in function called new (C code))
2019-11-03 17:08:28 +01:00
02150e741d
Fix issue 7836: Add regression test ( #2308 )
2019-10-30 12:12:02 +01:00
210232d35c
Fixed #9314 (false positive: (error) Uninitialized variable: ret)
2019-10-29 20:36:58 +01:00
15d7b9c83f
Fixed #9347 (FP uninitvar for pointer passed to sscanf)
2019-10-17 17:41:54 +02:00
da363c7d6f
Fixed #9349 (FP ctuuninitvar for pointer dereferenced inside sizeof)
2019-09-12 13:29:52 +02:00
2595b82634
Fix issue 9348: FP uninitvar for pointer passed to memcpy ( #2167 )
2019-09-10 19:40:08 +02:00
4a119640c5
#8755 : Add regression test ( #2160 )
...
* #8755 : Add regression test
https://trac.cppcheck.net/ticket/8755
False negative: uninitvar not detected
* Fixed formatting (runastyle)
2019-09-09 17:20:03 +02:00
1afd56e964
Fix issue 8785: ValueFlow: Track pointer alias
...
This fixes the issue by making `ProgramMemory` keep track of values based on the conditions.
It also removes the `deadpointer` check since it duplicates the `invalidLifetime` check.
2019-09-03 17:16:15 +02:00
55a78f482b
Fix issue 9293: false negative: uninitvar
2019-09-03 06:46:34 +02:00
7d63bdee6f
astyle formatting
...
[ci skip]
2019-09-02 06:59:07 +02:00
7a75aa084b
Fix crash in CheckUninitVar ( #2129 )
...
http://cppcheck.osuosl.org:8000/ycmd
```
2019-08-30 23:21
ftp://ftp.se.debian.org/debian/pool/main/y/ycmd/ycmd_0+20181101+git600f54d.orig.tar.gz
cppcheck-options: -j1 --library=posix --library=gnu --library=qt --library=python --library=googletest --library=boost -D__GNUC__ --check-library --inconclusive --enable=style,information --platform=unix64 --template=daca2 -rp=temp temp
platform: Linux-4.15.0-58-generic-x86_64-with-Ubuntu-18.04-bionic
python: 2.7.15+
client-version: 1.1.31
cppcheck: head 1.88
count: Crash! 83
elapsed-time: -11.0 61.2
head results:
Checking temp/ycmd-0+20181101+git600f54d/ycmd/tests/clang/testdata/completion_fixit.cc: __GNUC__=1...
Program received signal SIGSEGV, Segmentation fault.
CheckUninitVar::valueFlowUninit (this=this@entry=0x7fffffffb350) at build/checkuninitvar.cpp:2376
2376 if (!tok->variable())
#0 CheckUninitVar::valueFlowUninit (this=this@entry=0x7fffffffb350) at build/checkuninitvar.cpp:2376
#1 0x00005555556901ac in CheckUninitVar::runChecks (this=<optimized out>, tokenizer=0x7fffffffbcb0, settings=0x7fffffffcd10, errorLogger=<optimized out>) at lib/checkuninitvar.h:68
#2 0x00005555556a2210 in CppCheck::checkNormalTokens (this=this@entry=0x7fffffffcaf0, tokenizer=...) at build/cppcheck.cpp:730
#3 0x00005555556a6ee2 in CppCheck::checkFile (this=this@entry=0x7fffffffcaf0, filename="temp/ycmd-0+20181101+git600f54d/ycmd/tests/clang/testdata/completion_fixit.cc", cfgname="", fileStream=...) at build/cppcheck.cpp:540
#4 0x00005555556aad4c in CppCheck::check (this=this@entry=0x7fffffffcaf0, path="temp/ycmd-0+20181101+git600f54d/ycmd/tests/clang/testdata/completion_fixit.cc") at build/cppcheck.cpp:195
#5 0x00005555557ef167 in CppCheckExecutor::check_internal (this=this@entry=0x7fffffffd880, cppcheck=..., argv=argv@entry=0x7fffffffdc08) at cli/cppcheckexecutor.cpp:884
#6 0x00005555557efa9a in CppCheckExecutor::check (this=0x7fffffffd880, argc=17, argv=0x7fffffffdc08) at cli/cppcheckexecutor.cpp:198
#7 0x00005555555b1d1b in main (argc=17, argv=0x7fffffffdc08) at cli/main.cpp:95
```
2019-09-01 14:51:40 +02:00
0b9e823fc8
Fix issue 9305: False positive uninitvar - struct initialized via function ( #2123 )
2019-08-30 18:32:45 +02:00
2942be53f7
Add more tests for valueFlowUninit ( #2124 )
2019-08-30 08:41:17 +02:00
03fe6795bf
Fix issue 9302: FP uninitvar - struct accessed via pointer ( #2121 )
2019-08-29 08:38:50 +02:00
1538248922
Fix syntax in test code example
2019-08-26 20:45:14 +02:00
9d26be8380
Fixed #5259 (Improve check: Uninitialized variable not reported when used in array initialization)
2019-08-24 14:43:35 +02:00
5c488b9519
Fix issue 9190: FP uninitvar for struct member ( #2112 )
...
* Fix issue 9190: FP uninitvar for struct member
* Add more test cases
* Fix false negative
2019-08-24 11:27:47 +02:00
35fb55d76c
Fixed #5259 (Improve check: Uninitialized variable not reported when used in array initialization)
2019-08-24 08:01:55 +02:00
c0a8d628b9
Fix issue 6010: Uninitialized inner struct ( #2098 )
...
* Fix issue 6010: Uninitialized inner struct
* Show to root variable that is unitialized
* Warn on pointer dereferences
2019-08-23 06:23:20 +02:00
1f747d0b14
Add regression test for 9281 ( #2097 )
2019-08-19 09:09:07 +02:00
ee7fe3aaa1
Fix FP: Unitialized variable when using a pointer
...
This fixes the FP in cases like this:
```cpp
void f() {
bool b;
bool * x = &b;
if (x != nullptr)
x = 1;
}
```
It tracks the indirection of the uninit value in valueflow.
2019-08-17 07:36:41 +02:00
3aef0c9bd3
Fix issue 8715: regression uninitvar not detected ( #2092 )
2019-08-16 07:48:54 +02:00
af214e8212
Fix issue 8825: ValueFlow: uninitialized struct member ( #2087 )
...
* Pass uninit value across pointers
* Add more testing
2019-08-15 10:44:55 +02:00
e11dcc609b
Fixed #7758 (Function array is seen as Uninitialized)
2019-07-24 18:20:23 +02:00
06337cedf5
Run more tests on full token list ( #2020 )
...
Since all checks are run on the full token list and not the simplified
one, run the tests on the full token list as well.
2019-07-22 10:26:55 +02:00
7ca35d181b
uninitStructMember: Fixed FP shown in daca@home
2019-06-02 20:19:53 +02:00
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
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
b248075aae
Comment bailout
...
[ci skip]
2019-02-26 19:28:11 +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
8dd641b8be
Use OVERRIDE in test
2019-01-12 15:45:25 +01:00
c8901e9bab
CTU: Find paths better
2018-12-30 16:23:25 +01:00
271763e680
CTU: Refactoring
2018-12-25 21:11:23 +01:00
0f63874c62
Take back the whole program analysis for null pointers and uninitialized variables
2018-12-18 07:56:33 +01:00
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
ce50df8047
Fix override warnings. ( #1234 )
2018-05-15 16:37:40 +02:00
26e36a1d6b
Fix FP uninitvar when stream bool operator is used
2018-04-18 16:13:24 +02:00
c84628c28a
Fixed #8494 (False positive: serialization class overloads operator)
2018-04-17 14:23:04 +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
dbc6771a0b
Uninitialized variables: Fix FP for unknown macro like 'list_for_each'
2018-02-04 22:30:08 +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
9109956c8c
UninitVar: Improve whole program analysis, used isVariableUsage()
2018-01-25 21:49:21 +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
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
b9b47809f9
Fixed #8197 (iscast: '(b)&1' is not a cast)
2017-09-08 22:52:16 +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
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
b68c8d91ab
Fixed #8039 (Tokenizer: wrong simplification of string)
2017-06-01 22:21:02 +02:00
28aa939d69
iwyu - include what you use
2017-05-27 04:33:47 +02:00
06102cb3d7
UninitVar: Don't warn for inconclusive values
2017-04-28 21:09:56 +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
c8a450c9be
uninitvar: Fixed a FP seen in daca2
2016-12-25 22:43:29 +01:00
Paul Fultz II
orbitcowboy
Daniel Marjamäki
PKEuS
PKEuS
Oliver Stöneberg
miltolstoy
Rikard Falkeborn
IOBYTE
Sebastian
Ken-Patrick Lehrmann
amai2012
Simon Martin
Ayaz Salikhov