Paul Fultz II
f191a3e753
Improve checking of opposite expressions ( #1199 )
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* Improve checking of opposite expressions
* Fix some formatting
2018-05-02 06:32:33 +02:00
Daniel Marjamäki
121d4ff2ba
isLikelyStreamRead: when using & dont allow astParent
2018-04-22 07:30:45 +02:00
Daniel Marjamäki
4b8769a9f5
astyle formatting
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[ci skip]
2018-04-18 17:46:31 +02:00
Daniel Marjamäki
7ee636b934
Refactoring: Reuse isLikelyStreamRead in isVariableChanged
2018-04-18 17:46:10 +02:00
Daniel Marjamäki
26e36a1d6b
Fix FP uninitvar when stream bool operator is used
2018-04-18 16:13:24 +02:00
Daniel Marjamäki
219176c11c
Update isLikelyStreamRead ( #8494 )
2018-04-17 20:34:31 +02:00
Daniel Marjamäki
c84628c28a
Fixed #8494 (False positive: serialization class overloads operator)
2018-04-17 14:23:04 +02:00
Dmitry-Me
d9cbaa83d6
Extract common condition
2018-04-08 21:11:44 +03:00
Paul Fultz II
95fc84a26b
Find duplicate expressions assigned to the same variable ( #1129 )
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* Check for duplicate assignments
* Improve checking of expression
* Add more tests
* Use simple match
* Improve robustness of check
* check for null
* Reduce side effects by checking for side effects
* Improve verbose message
* Reword the error message
2018-04-08 14:43:19 +02:00
Daniel Marjamäki
3ad6c7ebce
Refactoring, use early continue
2018-04-05 08:21:43 +02:00
jrp2014
e65c63e2bb
Refactor lib/astutils.cpp
2018-04-05 08:07:22 +02:00
Paul Fultz II
0c6f184423
Fix false positive for opposite conditions when using different containers ( #1143 )
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* Fix false positive for opposite conditions when using different containers
* Add additional test
2018-04-05 06:43:13 +02:00
Daniel Marjamäki
e65a5529ad
astyle formatting
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[ci skip]
2018-03-24 12:30:11 +01:00
Paul
43be20a824
Check more opposite conditions
2018-03-24 07:58:37 +01:00
Daniel Marjamäki
c4caee6b18
Updated copyright year
2018-01-14 15:37:52 +01:00
Daniel Marjamäki
bbeff99cc3
Fixed #6930 (Token: need function that says if the token comes from instantiated template argument)
2018-01-11 09:41:22 +01:00
Daniel Marjamäki
8fe4852b98
Refactoring, reuse and improve isVariableChangedByFunction()
2017-11-18 11:02:52 +01:00
Oleksandr Redko
a8700f5622
Remove redundant parts of conditional expressions ( #988 )
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All issues were found with PVS-Studio:
V560 A part of conditional expression is always true: tok. astutils.cpp 407
V560 A part of conditional expression is always true: size > 0. checkbufferoverrun.cpp 709
V547 Expression 'secondTrue' is always true. checkcondition.cpp 1013
V547 Expression 'firstTrue' is always true. checkcondition.cpp 1020
V560 A part of conditional expression is always true: !scan. checkio.cpp 1036
V560 A part of conditional expression is always true: scope->function. checknullpointer.cpp 395
V560 A part of conditional expression is always true: tok2. checkstl.cpp 268
V560 A part of conditional expression is always true: par. tokenize.cpp 9440
V547 Expression '!erased' is always true. symboldatabase.cpp 3990
2017-11-03 10:39:57 +01:00
Daniel Marjamäki
5993c40d5b
Improve 'opposite inner condition' check
2017-09-22 14:01:20 +02:00
Daniel Marjamäki
e61222126f
Fixed #8176 (ValueFlow: variable might be changed if it's passed by reference to method)
2017-09-20 22:09:09 +02:00
Daniel Marjamäki
5f4b06c0f4
isVariableChangedByFunctionCall: Fix FN when constructor argument is const reference
2017-09-20 14:03:56 +02:00
Daniel Marjamäki
3e231a9325
Refactoring: Reuse function numberOfArguments() for counting arguments
2017-09-20 13:28:45 +02:00
Daniel Marjamäki
2103726d54
Stop counting arguments properly
2017-09-20 13:00:43 +02:00
Daniel Marjamäki
4318521fc1
Fixed #8187 (isVariableChangedByFunctionCall: Constructor reference argument)
2017-09-20 12:53:25 +02:00
Daniel Marjamäki
56544ac936
Fixed #8211 (Crash on incomplete code in isVariableChanged ())
2017-09-11 13:45:36 +02:00
Daniel Marjamäki
d02d235e5e
Refactoring oppositeInnerCondition checking
2017-09-04 22:54:06 +02:00
Daniel Marjamäki
30f04a5a96
Fixed #8195 (False positive uninitvar (regression) - valueflow misses variable initialization via istringstream >>)
2017-09-02 21:53:51 +02:00
Daniel Marjamäki
0b751dcc1b
Opposite conditions: Better matching when outer condition uses &&
2017-09-01 23:24:15 +02:00
Daniel Marjamäki
3bbcede43b
Fixed #8193 (crash: A = -(-0.2) / (1.0 + B * B) ( daca, lammps))
2017-09-01 22:15:09 +02:00
Daniel Marjamäki
7fad1b9a36
Improved checking for opposite conditions
2017-08-31 22:53:21 +02:00
Daniel Marjamäki
dce942197c
Fixed #8186 (Inner condition always false inside for loop)
2017-08-31 16:00:12 +02:00
Dmitry-Me
d598a1c278
Fix typo causing two expressions being identical
2017-08-30 22:43:54 +03:00
Daniel Marjamäki
59034e17f1
Refactoring, reuse code to skip lambda functions
2017-08-29 22:35:55 +02:00
Daniel Marjamäki
32fe0aba41
Fixed #8037 (ValueFlow: global variable might be modified by function call)
2017-07-09 12:50:17 +02:00
Daniel Marjamäki
0a91ced941
refactoring, use continue in loop instead of nesting
2017-07-09 12:36:33 +02:00
Ayaz Salikhov
28aa939d69
iwyu - include what you use
2017-05-27 04:33:47 +02:00
Daniel Marjamäki
8a738eefab
fixed #7998 (uninitialized variable is not found when used with switch/case)
2017-04-23 18:05:14 +02:00
Daniel Marjamäki
3fbcc0cd3b
Refactor CheckFunctions::invalidFunctionUsage
2017-04-20 19:57:39 +02:00
PKEuS
3c8f5b85ae
Refactorization: Allocate Token::_values (ValueFlow information) dynamically, reducing size of each token by around 10%
2017-03-27 18:48:34 +02:00
PKEuS
816106560a
More conservative check for non-commutative operator+ in isSameExpression() ( #7938 )
2017-03-15 19:17:40 +01:00
Daniel Marjamäki
a53f14da25
Fixed #7925 (False Positive identical condition)
2017-02-22 21:13:36 +01:00
PKEuS
718fcfda46
Several small refactorizations
2016-12-06 20:02:43 +01:00
PKEuS
2f6350a0d0
Refactorized Library
2016-12-06 14:09:28 +01:00
Frank Zingsheim
d4f01583b6
Fixed TODO (check if function parameter is non-const reference etc..) by common function
2016-11-01 14:06:30 +01:00
Daniel Marjamäki
efa3aba32a
Remove Tokenizer::simplifyNull()
2016-10-18 21:44:02 +02:00
Daniel Marjamäki
e784901303
Fixed #6971 (False positive duplicateExpressionTernary - cast ignored)
2016-08-01 21:53:43 +02:00
Dmitry-Me
b3877a8ba0
Cleanup variable names
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* fix typo
* use camelCase instead of underscore
2016-08-01 14:33:56 +03:00
Dmitry-Me
1f27c4b76b
Merge pull request #771 from Dmitry-Me/charUsedAsArrayIndex
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Portability warning when 'char' type is used as array index
2016-02-10 20:11:38 +03:00
Dmitry-Me
c3399493ef
Portability warning when 'char' type is used as array index
2016-02-08 10:08:35 +03:00
PKEuS
0847d3d19a
ValueType related bugfixes:
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- ptrdiff_t is SIGNED
- Detect pointers to unknown types as pointers
- Do not identify bool* as boolean (#7381 )
2016-02-05 20:29:17 +01:00