Daniel Marjamäki
06c4b8897b
Bug hunting: Avoid uninitialized fp for smart pointer
2020-09-07 09:34:08 +02:00
Paul Fultz II
a4f43fc2ad
Fix issue 8234: false negative: (warning) Opposite inner 'if' condition leads to a dead code block. ( #2781 )
2020-09-07 07:53:41 +02:00
Paul
7754449fd6
Format
2020-09-06 23:48:05 -05:00
Paul
04c85baf03
Fix issue 8869: false negative: (error) Invalid v.at() argument nr 1
2020-09-06 23:46:31 -05:00
Paul
786672e19d
Format
2020-09-06 21:59:21 -05:00
Paul
c7a5d3c5f1
Fix FPs
2020-09-06 21:58:36 -05:00
Daniel Marjamäki
136ac2c643
Fixed #9266 (handle operator() better)
2020-09-06 21:02:06 +02:00
Daniel Marjamäki
4bf411d63d
ImportProject: Add test case
2020-09-06 16:08:42 +02:00
Daniel Marjamäki
54b5e77548
TestImportProject: Use raw strings
2020-09-06 16:00:19 +02:00
Dan
7efd84ecaf
Fix false skipping of folder-seperator ( #2749 )
2020-09-06 15:35:14 +02:00
shaneasd
9712c136bd
make result of <<|>> an xvalue ( #2775 )
2020-09-05 12:07:06 +02:00
Paul Fultz II
cc2bc74084
Track lifetime for lambdas with explicit capture ( #2776 )
2020-09-05 07:56:01 +02:00
Daniel Marjamäki
8027f40418
Fixed #8506 (CPPCheck printing invalid characters in output)
2020-09-04 20:43:54 +02:00
Daniel Marjamäki
1daf1ec108
Fixed #9875 (Crash)
2020-09-04 19:15:48 +02:00
Paul
264c0cae8b
Formatting
2020-09-04 11:59:30 -05:00
Paul
bb37b07def
Extend lifetimes to subfunctions
2020-09-04 11:56:34 -05:00
Daniel Marjamäki
30d3643bb8
Fixed #9851 (FP virtualDestructor - private virtual dtor)
2020-09-04 18:56:12 +02:00
Daniel Marjamäki
040da4ff32
astyle formatting
2020-09-04 18:43:17 +02:00
Daniel Marjamäki
7d01ad5b50
add test-clang-import that compares symboldatabases
2020-09-04 15:29:19 +02:00
IOBYTE
2db0d2878b
fix daca crash in TemplateSimplifier::getNewName ( #2772 )
...
Don't add the same template instantiation multiple times.
Co-authored-by: Robert Reif <reif@FX6840>
2020-09-04 07:08:28 +02:00
shaneasd
84dd0c961f
False positive dynamic_cast auto variable which has been checked against null ( #2769 )
2020-09-04 07:06:26 +02:00
Daniel Marjamäki
dba7108832
Remove test-clang-import for now so I can fix that
2020-09-03 21:43:26 +02:00
Daniel Marjamäki
1ce6eb34fb
test-clang-import: try to use --std=c++11
2020-09-03 21:13:08 +02:00
Daniel Marjamäki
c4da64b38b
Fix test-clang-import
2020-09-03 20:19:33 +02:00
Daniel Marjamäki
b3d7289460
test-clang-import: Only run tests if clang is in PATH
2020-09-03 20:18:33 +02:00
Daniel Marjamäki
5cd92a0eb1
test/cli/test-clang-import: Improved testing
2020-09-03 19:49:02 +02:00
Daniel Marjamäki
115ad374ba
test-clang-import.py: make it python2 compatible
2020-09-03 19:04:42 +02:00
Daniel Marjamäki
5acd6fcdc8
astyle formatting
2020-09-03 18:55:40 +02:00
shaneasd
08ea6435ac
fix false positives in constParameter ( #2758 )
2020-09-03 18:44:44 +02:00
Daniel Marjamäki
68ec7dad41
Add clang import test
2020-09-03 18:39:46 +02:00
Daniel Marjamäki
3fe46239cf
SymbolDatabase; Refactoring, use Tokenizer::isFunctionHead to skip function attributes
2020-09-03 11:21:12 +02:00
Dan
974b6fb8e5
Add test cases for assign operators with default implementation ( #2767 )
2020-09-03 07:29:54 +02:00
Paul Fultz II
090eba7e7f
FIx issue 6140: ValueFlow: valueFlowForward, loop ( #2770 )
2020-09-03 07:17:36 +02:00
Paul Fultz II
03cefd5d70
Fix issue 9853: False positive: returnReference when using a pointer to container ( #2765 )
2020-09-02 20:01:08 +02:00
Daniel Marjamäki
12d51ae5c4
Fixed #9809 (Tokenizer; Fix handling of variable declaration with @)
2020-09-02 13:04:33 +02:00
Paul Fultz II
32df807b22
Fix issue 9783: wrong lifetime analysis temporary assigned to object ( #2711 )
2020-09-02 07:13:15 +02:00
Paul Fultz II
dea5a23c34
Improve check: check for known empty containers passed to algorithms ( #2768 )
2020-09-02 07:11:23 +02:00
Daniel Marjamäki
8e79b0c8bc
astyle formatting
...
[ci skip]
2020-09-01 20:00:04 +02:00
Daniel Marjamäki
1f8896e51c
clang import: try to handle CXXFunctionalCastExpr
2020-09-01 19:59:41 +02:00
Paul Fultz II
ba84196dca
Fix issue 9865: false positive: knownConditionTrueFalse ( #2764 )
2020-09-01 11:22:38 +02:00
Paul Fultz II
0a718694af
Fix issue 9852: False positive: danglingTemporaryLifetime when returning a vector of vectors ( #2766 )
2020-09-01 11:21:29 +02:00
Paul Fultz II
3e99bff764
Same expression when comparing with zero ( #2762 )
2020-08-31 08:48:48 +02:00
Paul Fultz II
1c5f496350
Fix issue 8373: false negative: invalid iterator ( #2761 )
2020-08-31 08:46:56 +02:00
Paul Fultz II
6ab3c93fb1
Fix issue 9756: false negative: invalid iterator from std::find_if ( #2760 )
2020-08-28 19:29:09 +02:00
Paul Fultz II
82bdbcd73b
Fix issue 9859: false positive: knownConditionTrueFalse ( #2759 )
2020-08-28 19:26:09 +02:00
Paul Fultz II
494fff65b7
Add outOfBounds check for iterators to containers ( #2752 )
2020-08-26 21:05:17 +02:00
IOBYTE
8774e97f26
fix #9771 (Syntax error; operator != <> ()) ( #2757 )
2020-08-26 18:39:33 +02:00
Daniel Marjamäki
bb5cad42cd
astyle formatting
...
[ci skip]
2020-08-26 10:15:09 +02:00
Paul Fultz II
9ec27c112f
Fix issue 9855: false positive: uninitvar ( #2754 )
2020-08-26 07:02:15 +02:00
IOBYTE
7cf3909275
fix #9854 (Syntax error on valid C++ code) ( #2756 )
2020-08-26 07:00:58 +02:00
Paul Fultz II
46bf2d7d52
Dont diagnose impossible values for iterators ( #2755 )
2020-08-26 06:58:53 +02:00
shaneasd
45fc6a0eeb
Test for syntax error in nested templates ( #2746 )
2020-08-25 07:14:44 +02:00
Paul Fultz II
ec89c57a90
Fix issue 9849: false positive: containerOutOfBounds ( #2753 )
2020-08-25 07:12:41 +02:00
Daniel Marjamäki
6277eece67
Variable contracts
2020-08-24 20:57:49 +02:00
Paul Fultz II
02287d9d34
Fix issue 7324: valueFlowForward : decrement ( #2737 )
2020-08-24 13:10:36 +02:00
Daniel Marjamäki
2bb73840fc
astyle formatting
2020-08-23 17:17:33 +02:00
Paul Fultz II
ac846b96d1
New check: Iterating a known empty container ( #2740 )
2020-08-22 09:16:26 +02:00
eivindt
27e40af06c
Add support for comments at end of suppression in suppression files ( #2736 )
2020-08-20 21:49:07 +02:00
Paul Fultz II
a332062385
Add exprId to tokens ( #2744 )
2020-08-20 18:21:29 +02:00
Daniel Marjamäki
6446790d48
Merge pull request #2739 from dan-42/fix_ticket_9839_ast_error
...
Fix ticket 9839: AST broken; range for loop that uses decltype
2020-08-18 21:59:50 +02:00
Paul
7776fb82a2
Fix issue 737: new check: Dereference end iterator
2020-08-17 16:36:45 -05:00
Daniel Friedrich
160b8f0f17
Add test case to reproduce bug
...
Add tokenizer test range based for with decltyle(x) *
2020-08-17 20:51:45 +02:00
Paul
71c228a01a
Check for containers that modify the size using square bracket
2020-08-10 22:07:22 -05:00
Paul
a5b0a1c9e2
Evaluate container size in program memory
2020-08-10 20:08:49 -05:00
Paul
fec2914700
Add tests for container changes
2020-08-09 22:52:03 -05:00
Paul
26693df788
Use forward analyzer for container forward
2020-08-08 00:10:03 -05:00
Daniel Marjamäki
b263b93f73
Merge pull request #2732 from pfultz2/invalid-container-subobj
...
Fix issue 9780: FP: invalidContainer calling push_back after getting the address of the vector
2020-08-07 09:52:25 +02:00
Paul
56affc9080
Fix issue 9780: FP: invalidContainer calling push_back after getting the address of the vector
2020-08-06 21:08:30 -05:00
Daniel Marjamäki
5372e93964
Fixed #9825 (redundantAssignment: Do not warn about volatile data)
2020-08-06 22:18:25 +02:00
Paul
0cc1f69862
Fix issue 9770: FP returnDanglingLifetime for class method taking const char* and returning std::string
2020-08-05 23:17:35 -05:00
Daniel Marjamäki
d5b64d9c3a
Clarify inconclusive uninitMemberVar warning in copy constructors, it's in general a good idea to copy all the data.
2020-08-05 13:57:40 +02:00
Daniel Marjamäki
7a85b8e452
Do not ask that calculation is clarified when different order would be invalid
2020-08-05 13:20:18 +02:00
Jens Yllman
5ba5916a11
clearer name on the test
2020-08-03 10:30:21 +02:00
Jens Yllman
1cc16deba3
test added to show it works after fix
2020-07-30 22:22:54 +02:00
Daniel Marjamäki
fab3a8efc8
Merge pull request #2721 from KenPatrickLehrmann/compound_assign_bitshift
...
Add missing operators <<= and >>=
2020-07-25 09:39:32 +02:00
Daniel Marjamäki
6a839ad511
Fixed #9814 (False positive: functionConst, trailing return type)
2020-07-24 19:40:42 +02:00
Paul
46e008c3e2
Fixed #9816 (False positive: Condition '!b' is always false in nested do-while loop)
2020-07-24 08:13:14 +02:00
Daniel Marjamäki
53e11ead8f
Fix Cppcheck warning: unused variable in test
2020-07-23 19:50:41 +02:00
Ken-Patrick LEHRMANN
a923115710
Add missing operators <<= and >>=
...
This fixes issues (at least false positives) in code using them.
For instance:
```
unsigned compute(unsigned long long a) {
unsigned num = 0;
while (a > 0xFFFFFFFF) {
a >>= 32;
num += 32;
}
if (a > 0xFFFF) {
a >>= 16;
num += 16;
}
if (a > 0xFF) {
num += 8;
}
return num;
}
```
would give false positive:
```
cppcheck --enable=style sl3.cpp
Checking sl3.cpp ...
sl3.cpp:11:11: style: Condition 'a>0xFF' is always false [knownConditionTrueFalse]
if (a > 0xFF) {
^
sl3.cpp:3:14: note: Assuming that condition 'a>0xFFFFFFFF' is not redundant
while (a > 0xFFFFFFFF) {
^
sl3.cpp:11:11: note: Condition 'a>0xFF' is always false
if (a > 0xFF) {
^
```
2020-07-23 14:36:34 +02:00
Daniel Marjamäki
682a6d1c02
Fixed #9017 (Simple classes without side effects not reported as unused)
2020-07-23 11:10:08 +02:00
Daniel Marjamäki
25ad22c6af
astyle formatting
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[ci skip]
2020-07-23 10:09:06 +02:00
Daniel Marjamäki
df99d8aa0a
Merge pull request #2719 from pfultz2/fp-unreachable-alias
...
Fix issue 9807: False positive: ValueFlow in unreachable code, || lhs is true
2020-07-23 09:52:54 +02:00
Daniel Marjamäki
2fd44fa464
Merge pull request #2710 from pfultz2/fp-invalid-container-pointer
...
Fix issue 9796: False positive: lifetime, pointer item is not deallocated by pop_back
2020-07-22 09:24:54 +02:00
Paul
abeea7b32b
Merge branch 'main' into fp-invalid-container-pointer
2020-07-21 13:31:13 -05:00
Paul
dbb410cdae
Merge branch 'main' into condition-in-expr
2020-07-21 13:28:59 -05:00
Rikard Falkeborn
7973fd843c
Refactor: Simplify checkSignConversion
...
The loop only checks astoperand1 and astoperand2. Simplify the condition
to loop over these instead of using a stack. Also, add a testcase for
when astoperand2 is negative.
2020-07-20 11:16:56 +02:00
Paul
e2a81a382f
Track reading aliases during valueflow forward
2020-07-19 23:25:35 -05:00
Daniel Marjamäki
4a76dbb632
Bug hunting; Avoid bailout uninit FP, stream object
2020-07-19 16:54:44 +02:00
Daniel Marjamäki
7e65b561f0
AST: Fix ast for 'for ((..initexpr..);;)'
2020-07-19 11:10:38 +02:00
Daniel Marjamäki
e9281babc4
Bug hunting; avoid false positives for structs/classes with constructors
2020-07-18 18:54:21 +02:00
Georgy Komarov
382f21a5c9
Fixed crash on garbage code: comparisson with an empty second operand
...
This will fix #9774 .
2020-07-18 07:02:12 +03:00
Paul
831690f89b
Use parseDecl instead
2020-07-16 14:33:39 -05:00
Daniel Marjamäki
47ff29f1c8
Merge pull request #2708 from pfultz2/multi-mutex-lock
...
Handle FPs: mutexes being locked at different scopes
2020-07-16 08:35:05 +02:00
Paul
423dcfd005
Fix issue 9796: False positive: lifetime, pointer item is not deallocated by pop_back
2020-07-15 12:22:36 -05:00
Daniel Marjamäki
af0db3cc21
Add cppcheck-id for warnings. To start with it's a simple id that changes when file is changed.
2020-07-14 22:30:42 +02:00
Paul
1f74400f13
Merge branch 'revert-mutex-delete' into multi-mutex-lock
2020-07-14 13:05:14 -05:00
Paul
4373404238
Revert "Fixed #9795 (False positive: Local lock is not ineffective, mutex is locked in thread also.)"
...
This reverts commit 27841d6b81
.
2020-07-14 13:04:59 -05:00
Daniel Marjamäki
e0be224f4e
Merge pull request #2709 from pfultz2/fp-duplicate-cond-this
...
Fix FP of duplicateCondition when modifying the this variable
2020-07-13 21:14:58 +02:00
Daniel Marjamäki
b2f463dd65
Merge pull request #2707 from Ken-Patrick/fp_pointer_expressions
...
Fix some false positives when the same expression at different places…
2020-07-13 20:59:22 +02:00
Paul
519f2a537a
Format
2020-07-13 13:55:45 -05:00