Commit Graph

86 Commits

Author SHA1 Message Date
Daniel Marjamäki 03faa25d12 Conditions: Better handling of function calls 2018-07-08 15:58:04 +02:00
Daniel Marjamäki 593f7eee38 Fixed #8624 (Crash below CheckOther::checkDuplicateExpression) 2018-06-14 22:39:26 +02:00
Paul Fultz II 8d53bcfd63 Fix FP when using non-const members and also check return type of function (#1283) 2018-06-09 08:05:19 +02:00
PKEuS 4d549553b0 Small optimization in checkmemoryleak.cpp: Allow passing literals to addtoken()
Ran AStyle
2018-05-14 10:15:50 +02:00
Paul Fultz II 7ef714b0c6 Fix FP with duplicate assignments by checking if the expression is unique (#1223)
* Fix FP with duplicate assignments by checking if the expression is unique

* Use array of pointers

* Reorder scope condition
2018-05-13 20:20:55 +02:00
Daniel Marjamäki ce30a3ca71 astyle formatting
[ci skip]
2018-05-11 14:49:31 +02:00
Paul Fultz II c520735009 Improve checking of size condition against empty to avoid FPs (#1213)
* Improve checking of size condition against empty to avoid FPs

* Add const and todo for reverse conditions
2018-05-11 10:22:06 +02:00
Paul Fultz II f5dbfce8ff Fix false positive with oppositeExpression when using binary op (#1211)
* Fix false positive with oppositeExpression when using binary op

* Simplify conditional
2018-05-08 20:43:57 +02:00
Daniel Marjamäki f2bb7397b3 astyle formatting
[ci skip]
2018-05-04 14:57:45 +02:00
Paul Fultz II cac68c6b81 Fix FP when using - as a binary operator (#1201) 2018-05-04 07:58:30 +02:00
Daniel Marjamäki 920b553ebf astyle formatting
[ci skip]
2018-05-02 12:58:10 +02:00
Paul Fultz II f191a3e753 Improve checking of opposite expressions (#1199)
* 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
[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)
* 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)
* 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
[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)
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