Commit Graph

1078 Commits

Author SHA1 Message Date
Alexander Mai d3e8bbdc51 #5618 False positive: (performance) Use const reference for 'temp' to avoid unnecessary data copying. - redundantCopyLocalConst/CheckOther::checkRedundantCopy() is prone to false positives. As a quick fix that check becomes inconclusive. 2014-05-02 20:09:38 +02:00
orbitcowboy a6af8f5dcf #5748: Fixed FP (wrongmathcall) do not warn if an object calls a function foo.log(0). 2014-04-23 01:23:38 +02:00
Daniel Marjamäki fc24d491cc Fixed #5560 (false positive: C-style pointer casting) 2014-04-29 06:21:30 +02:00
PKEuS 866ab1ce14 Fixed false positive #5689: Care about usage of return values of memory functions 2014-04-27 12:18:33 +02:00
Daniel Marjamäki bde6698bcd Fixed #5731 (False positive with opposite conditions) 2014-04-27 10:21:20 +02:00
Daniel Marjamäki 7317785e32 astyle formatting
[ci skip]
2014-04-27 10:20:21 +02:00
Alexander Mai 17ec0af6a7 #5734 A FP literalWithCharPtrCompare was issued upon comparison with a char referenced within a string literal 2014-04-27 09:40:13 +02:00
Daniel Marjamäki d144197d7e Fixed segfault 2014-04-23 19:49:16 +02:00
Daniel Marjamäki 272fcc18d8 Don't warn about redundant number statement in '({ do_something(); 0; })' 2014-04-23 16:23:19 +02:00
Frank Zingsheim 87354bf9d2 Fixed #5707 (false negative: unreachable code is not detected (code after return)) 2014-04-23 07:58:43 +02:00
Daniel Marjamäki 3c5cf299e3 Fixed #5708 (Improve oppositeInnerCondition) 2014-04-23 07:57:13 +02:00
Alexander Mai ccba934cb1 #5684 The scope of the variable 'p' can be reduced - But it can not. 2014-04-17 21:32:56 +02:00
Daniel Marjamäki 8d5a9893d5 Fixed #5682 (False positive: (style) Same expression on both sides of '&&') 2014-04-16 16:04:46 +02:00
PKEuS 076f7a7542 Fixed some coverity findings about dead code, fixed a misleading comment 2014-04-14 22:46:51 +02:00
Philipp Kloke dfd9d32c4b Refactorization: Removed whitespaces at the end of a token
Removed a redundant 'void'
2014-04-12 23:41:46 +02:00
Philipp Kloke ddf34440b6 Refactorization: Replaced several Token::findmatch calls by symboldatabase usage 2014-04-12 23:41:46 +02:00
PKEuS 7ffc313748 Save "->" in Token::originalName if simplified to "."; Fix false positive #4890. 2014-04-12 12:04:56 +02:00
Philipp Kloke 1fafc7f4dc Refactorization: use MathLib::isNullValue in CheckOther::checkMemsetInvalid2ndParam(); Fixed it to support also float literals like "0.f" 2014-04-11 14:17:36 +02:00
Philipp Kloke cf30fab413 Refactorized inefficient usage of Token::findmatch in two checks in checkother.cpp 2014-04-11 14:17:35 +02:00
Philipp Kloke 20c3a5baf0 Refactorized switchCaseFallThrough: Removed lots of obsolete code 2014-04-11 14:17:35 +02:00
PKEuS c33498fa0b Fixed false positive redundantAssignment when operator() is called (#5568) 2014-04-10 21:56:30 +02:00
Daniel Marjamäki 0788e64eb8 Removed unused function expressionsHasSideEffects() 2014-04-04 07:04:19 +02:00
Daniel Marjamäki 8dcb3bae47 Refactoring checks of overlapping conditions in if and else-if 2014-04-03 19:35:50 +02:00
Daniel Marjamäki 1a83338faf Refactoring. Created utility function isOppositeCond() 2014-04-03 17:08:42 +02:00
Daniel Marjamäki 110f956029 code cleanup for invertOperatorForOperandSwap() 2014-04-03 16:22:07 +02:00
Daniel Marjamäki ffac614f7e Fix Cppcheck warning. Use reference to avoid redundant data-copy 2014-04-03 16:16:39 +02:00
Daniel Marjamäki 9f80f3a4e8 Small cleanups in the code 2014-04-03 06:37:02 +02:00
Daniel Marjamäki a115bbbbb5 Refactoring CheckOther::checkCharVariable() using AST 2014-04-03 06:27:29 +02:00
Daniel Marjamäki bc9bb17025 Refactor CheckOther::oppositeInnerCondition() using AST and isSameExpression() 2014-04-02 16:54:01 +02:00
Daniel Marjamäki 3c64c70ce2 ValueFlow: Added utility functions getValueLE and getValueGE to simplify usage 2014-04-02 06:49:28 +02:00
Daniel Marjamäki f4cdb2c46a CheckOther::checkCharVariable: Refactoring using AST 2014-04-01 19:16:06 +02:00
Daniel Marjamäki 348c26f59c fixed segmentation fault in case typeStartToken() returns 0 2014-03-29 21:01:21 +01:00
Daniel Marjamäki efc84ac310 Fix segmentation fault when checking build/tokenize.cpp 2014-03-29 20:41:17 +01:00
Daniel Marjamäki 407c9fdf9d Refactored checkNegativeBitwiseShift() so it uses ast and valueflow 2014-03-29 13:01:30 +01:00
Daniel Marjamäki 502ba95383 Simplification. Code 'else if ..' is simplified to 'else { if ..' 2014-03-28 18:21:56 +01:00
PKEuS 50a94885ce Fixed oppositeInnerCondition check:
- Resolved false positives #4170 and #4186, as well as numerous other potential false positives
- Improved message to point to both locations
- Inner condition could also be a while loop; Outer if could also be 'else if'
- Made the check non-experimental again (#3645)
2014-03-28 14:55:17 +01:00
PKEuS e8c7a723f5 Fixed five new true positives in cppcheck, silenced one new false positive (see #5618) 2014-03-27 15:50:30 +01:00
PKEuS b23aebf2f0 Show redundantCopyLocalConst for STL types (#4331) 2014-03-27 11:15:17 +01:00
PKEuS 5083dd4273 Fixed two visual studio warnings 2014-03-24 18:14:23 +01:00
PKEuS 8d5be8c4a4 Fixed related issues to #5601 2014-03-22 22:35:20 +01:00
PKEuS 58c2f372b9 Fixed false positive when noreturn function is defined (#5601, second attempt) 2014-03-22 19:55:13 +01:00
PKEuS 77c871035b Fixed false positive when noreturn function is defined (#5601) 2014-03-22 18:57:19 +01:00
Daniel Marjamäki 7d2357de8d Refactoring. Use astIsFloat() 2014-03-22 18:42:29 +01:00
Daniel Marjamäki 54e7f34f4a Fixed #5584 (FP: Division by zero when function not declared) 2014-03-20 16:12:58 +01:00
PKEuS 2568baa473 #5528: Raise duplicateExpressionError on operators /, % and -. 2014-03-17 18:35:36 +01:00
PKEuS fab6b56360 Improved check (#5553): Detect stricmp(var.c_str(), var.c_str()) 2014-03-17 17:41:45 +01:00
PKEuS ebd0b43c4f Fixed #5382: False positive "scope can be reduced" when initializing two-dimensional array. 2014-03-17 12:34:39 +01:00
PKEuS d325d14b11 Fixed false positive #5535: Reference named like its type. 2014-03-17 12:01:39 +01:00
Daniel Marjamäki ce1aa1e011 Library: I had misunderstood const/pure a little so I corrected cfg and code 2014-03-14 20:08:34 +01:00
Daniel Marjamäki b2708987c3 Merge pull request #264 from thomasjfox/simplematch
Use simple match where possible
2014-03-14 17:51:45 +01:00
Daniel Marjamäki a929b2146e Improved checking of const functions in checkIncorrectLogicOperator 2014-03-14 17:37:53 +01:00
Thomas Jarosch 93341f4449 Use simple match where possible
Fixes these warnings found by "--enable=internal":

[lib/checkclass.cpp:972]: (warning) Found simple pattern inside Token::Match() call: "* *"
[lib/checkbufferoverrun.cpp:635]: (warning) Found simple pattern inside Token::Match() call: "."
[lib/checkbufferoverrun.cpp:1397]: (warning) Found simple pattern inside Token::Match() call: ";"
[lib/checksizeof.cpp:299]: (warning) Found simple pattern inside Token::Match() call: "."
[lib/checksizeof.cpp:301]: (warning) Found simple pattern inside Token::Match() call: ")"
[lib/checksizeof.cpp:303]: (warning) Found simple pattern inside Token::Match() call: "]"
[lib/checksizeof.cpp:318]: (warning) Found simple pattern inside Token::Match() call: ")"
[lib/checknullpointer.cpp:413]: (warning) Found simple pattern inside Token::Match() call: "delete"
[lib/checkio.cpp:1336]: (warning) Found simple pattern inside Token::Match() call: "> ("
[lib/checkstl.cpp:1509]: (warning) Found simple pattern inside Token::findmatch() call: ";"
[lib/checkstl.cpp:1512]: (warning) Found simple pattern inside Token::findmatch() call: ";"
[lib/checkstl.cpp:1594]: (warning) Found simple pattern inside Token::Match() call: "="
[lib/checkstl.cpp:1598]: (warning) Found simple pattern inside Token::Match() call: "] ="
[lib/checkunusedvar.cpp:755]: (warning) Found simple pattern inside Token::Match() call: "goto"
[lib/checkunusedvar.cpp:793]: (warning) Found simple pattern inside Token::Match() call: "="
[lib/checkuninitvar.cpp:376]: (warning) Found simple pattern inside Token::Match() call: "> ("
[lib/checkother.cpp:86]: (warning) Found simple pattern inside Token::Match() call: "> ("
[lib/checkother.cpp:2181]: (warning) Found simple pattern inside Token::Match() call: "> {"
[lib/valueflow.cpp:54]: (warning) Found simple pattern inside Token::Match() call: "&"
[lib/valueflow.cpp:409]: (warning) Found simple pattern inside Token::Match() call: "do"
[lib/valueflow.cpp:425]: (warning) Found simple pattern inside Token::Match() call: ") {"
[lib/valueflow.cpp:487]: (warning) Found simple pattern inside Token::Match() call: ") {"
[lib/valueflow.cpp:511]: (warning) Found simple pattern inside Token::Match() call: "} else {"
[lib/valueflow.cpp:615]: (warning) Found simple pattern inside Token::Match() call: "for ("
[lib/symboldatabase.cpp:80]: (warning) Found simple pattern inside Token::Match() call: "= {"
[lib/symboldatabase.cpp:1069]: (warning) Found simple pattern inside Token::Match() call: "std ::"
[lib/tokenize.cpp:2207]: (warning) Found simple pattern inside Token::Match() call: "< >"
[lib/tokenize.cpp:2730]: (warning) Found simple pattern inside Token::Match() call: ";"
[lib/tokenize.cpp:4234]: (warning) Found simple pattern inside Token::Match() call: "try {"
[lib/tokenize.cpp:4235]: (warning) Found simple pattern inside Token::Match() call: "} catch ("
[lib/tokenize.cpp:5500]: (warning) Found simple pattern inside Token::Match() call: "INT8"
[lib/tokenize.cpp:5752]: (warning) Found simple pattern inside Token::Match() call: "}"
[lib/tokenize.cpp:5752]: (warning) Found simple pattern inside Token::Match() call: "do"
2014-03-14 16:27:47 +01:00
Daniel Marjamäki 8d8913a168 Partial fix for #5555. Add const,pure attributes to library. 2014-03-14 06:38:45 +01:00
Frank Zingsheim 5e0a575091 Optimization: tokenlist::addtoken 2014-03-09 17:54:49 +01:00
Alexander Mai 50a184c3e9 Fixed #5166 (segmentation fault (invalid code) in lib/checkother.cpp:329 ( void * f { } void b ( ) { * f } )) 2014-02-27 18:24:51 +01:00
Daniel Marjamäki 7dbfd67da3 Fixed #5493 (False positive: Found a statement that begins with numeric constant / string constant - in the presence of initialization list.) 2014-02-26 06:18:52 +01:00
Daniel Marjamäki 8dd7f02e45 Fixed #5381 (Some false positives that came up when using --enable=performance file.c) 2014-02-23 11:02:39 +01:00
Daniel Marjamäki d37359217c Merge pull request #241 from lanurmi/more-nullptr
Change some more 0 literals into nullptr.
2014-02-16 23:29:23 +01:00
Lauri Nurmi 70a67eaf85 Change some more 0 literals into nullptr. 2014-02-16 13:38:50 +02:00
Daniel Marjamäki fdcb325d70 DuplicateBranch: Made warning inconclusive since it's in most cases noise 2014-02-16 11:04:27 +01:00
Lucas Manuel Rodriguez 052840f8f5 Fixed #4818 (New check: Check memset() 2nd parameter) 2014-02-15 15:06:00 -03:00
Daniel Marjamäki fb5c2d4b48 use nullptr in lib/checkother.cpp 2014-02-15 08:46:28 +01:00
Daniel Marjamäki fd3a8a2a18 Update copyright 2014-02-15 07:45:39 +01:00
Daniel Marjamäki 486a3192c0 Fixed #5246 (false positive: (warning) Logical conjunction always evaluates to false: t > 0 && t < 1.) 2014-02-04 06:50:29 +01:00
Lucas Manuel Rodriguez ad0269eeeb Refactor checks using Variable::isStlType() 2014-01-30 01:26:48 -03:00
Daniel Marjamäki 69109784e8 value flow: cleanup usage of valueflow. utility function Token::getValue was added. 2014-01-20 06:49:45 +01:00
Daniel Marjamäki add84187cc CheckOther: Removed old zero division check 2014-01-20 06:31:13 +01:00
Daniel Marjamäki b2b5590f2b Refactoring: Moved astStringify to the Token class and renamed it to expressionString. This can often be useful when reporting error messages that contains source code. 2014-01-17 18:37:49 +01:00
Daniel Marjamäki 3facc06cb7 CheckOther: Removed non-valueflow check for division by possible zero before condition 2014-01-17 17:42:54 +01:00
Daniel Marjamäki ab866be03a Tokenizer: Move 'else if' simplification to tokenize 2014-01-12 17:47:02 +01:00
Daniel Marjamäki e3496080c8 Fixed #5334 (False positive: same expression on both sides of '||') 2014-01-12 07:40:56 +01:00
Daniel Marjamäki ceca6be22b Fixed #5334 (False positive: same expression on both sides of '||') 2014-01-11 15:15:01 +01:00
Daniel Marjamäki 39b47cc1e7 value flow: improved error message output for conditional division by zero 2014-01-06 10:51:17 +01:00
Daniel Marjamäki 0877adb542 astyle formatting 2014-01-05 21:12:32 +01:00
Daniel Marjamäki afaf1473a8 Value flow: refactorings, write debug warning if iterating too far 2014-01-05 20:06:46 +01:00
Daniel Marjamäki d8270c710a Add new experimental value flow analysis 2014-01-04 20:57:02 +01:00
Daniel Marjamäki 372c29c24e Fixed #5284 (duplicateExpression falsely reported by members of a union in some circumstances) 2014-01-02 16:58:07 +01:00
Daniel Marjamäki 4b72f01e99 clarify calculation: Fixed FP for 'a = (*p ? 1 : 2)' 2013-12-28 11:02:39 +01:00
Daniel Marjamäki 4c44e62159 AST: Refactored CheckOther::clarifyCalculation 2013-12-24 10:07:20 +01:00
Daniel Marjamäki 042d3afb80 CheckOther::checkDuplicateExpression: Readded warnings when there is a expression between the duplicate expressions 'X || Y || X' 2013-12-24 07:21:46 +01:00
Daniel Marjamäki ac30a84c3a Refactoring: Replaced CheckOther::checkCCTypeFunctions with configuration 2013-12-23 19:58:33 +01:00
Daniel Marjamäki 76b907fe65 Fixed #5252 (Improve check: use Library to validate function arguments in invalidFunctionUsage) 2013-12-23 10:06:45 +01:00
Daniel Marjamäki fdcb6634df Fixed #5190 (FP Use const reference to avoid data copying) 2013-12-14 08:46:18 +01:00
Daniel Marjamäki 08cd0cd0f7 CheckOther::checkDuplicateExpression: Added TODO comment to readd checking for duplicate separated expressions 2013-12-13 06:40:35 +01:00
Daniel Marjamäki 83066edec0 Code cleanup 2013-12-10 06:29:06 +01:00
Daniel Marjamäki 5ba02d2fdd AST: Always use AST 2013-12-09 18:06:19 +01:00
Daniel Marjamäki da540a3bb3 AST: Improved astIsFloat handling of expressions 2013-11-25 04:26:15 +01:00
Daniel Marjamäki abdf2bb9d4 AST: fixed isSameExpressions handling of ({..}) 2013-11-25 04:08:28 +01:00
Daniel Marjamäki 13cd0f41f6 AST: Fixed FP in isSameExpression when there are different casts 2013-11-24 15:17:08 +01:00
Daniel Marjamäki e8eeb90adb AST: Fixed 'same expression' false positives (git merge --squash s, <<, >>) 2013-11-20 16:18:09 +01:00
Daniel Marjamäki 27a40b10e1 AST/incorrectLogicOperator: Better handling of large doubles where x+1=>x 2013-11-20 06:33:34 +01:00
Daniel Marjamäki 4e003c392e AST: code cleanup. Remove unreachable 'break' after 'return' 2013-11-18 23:24:58 +01:00
Daniel Marjamäki 45ee3b0fba AST: Refactoring new checkIncorrectLogic checking 2013-11-18 23:09:14 +01:00
Daniel Marjamäki 033cb19656 Same expression: Don't write warnings for same expression on both sides of arithmetical operators 2013-11-17 17:21:39 +01:00
Daniel Marjamäki 5af2fe6e5b AST: improved 'incorrect logic' checking when there are nested expressions 2013-11-15 06:51:35 +01:00
Daniel Marjamäki d1721b9d1b AST: Improved 'same expression on both sides of operator' checking for nested operators 2013-11-15 06:35:46 +01:00
Daniel Marjamäki 203d3e916b Fixed #5173 (false positive Variable XX is reassigned a value before the old one has been used) 2013-11-14 16:10:00 +01:00
Daniel Marjamäki 1ecade2657 AST: don't warn about duplicate expressions around '+' operator. It might be more efficient than using for instance '*2' 2013-11-11 20:03:59 +01:00
Daniel Marjamäki 58d7caded1 AST: improved handling of casts 2013-11-11 16:39:34 +01:00
Daniel Marjamäki 4027848761 incorrectLogicOperator: fixed FP when comparing char values. improved handling of float comparisons. 2013-11-10 18:06:51 +01:00
Daniel Marjamäki 807f62520c Fixed crash caused by endless recursion in redundant assignments check 2013-11-10 17:20:40 +01:00
Alexander Mai 687aeb4f5f Fixed #5158 (segmentation fault (valid code)) 2013-11-10 16:22:52 +01:00
Daniel Marjamäki 4ed4d71b3c CheckOther::checkIncorrectLogicOperator(): cleanup 2013-11-10 14:24:09 +01:00
Daniel Marjamäki cadb284a3d Refactored the AST checking of CheckOther::checkIncorrectLogicOperator() 2013-11-10 11:59:18 +01:00
Martin Ettl babbee4e73 Fixed typos in comments, no functional changes. 2013-11-09 16:07:28 +01:00
Daniel Marjamäki b0ce42565e AST: Added experimental new implementations for CheckAssignIf::comparison, CheckOther::checkIncorrectLogicOperator and CheckOther::checkDuplicateExpression 2013-11-07 14:38:08 +01:00
orbitcowboy 43103c84d8 Checkother:memsetZeroBytes: removed not needed '\n' from verbose message. 2013-11-07 05:15:36 -08:00
orbitcowboy 3d47ae9463 checkother:memsetZeroBytes: improved verbose message. 2013-11-06 06:42:27 -08:00
orbitcowboy 86aa2a27ab checkother: improved constness of local variables, no functional change. 2013-11-06 06:15:32 -08:00
Daniel Marjamäki fb04c8ff84 Fixed #5107 (redundantAssignment when pointer changes) 2013-11-04 23:46:07 +01:00
Daniel Marjamäki 06c5bd0daa Fixed #5128 (False positive zerodivcond 'a ? 1 / a : 0') 2013-10-30 16:51:00 +01:00
Daniel Marjamäki 364757e1e1 Fixed #5089 ('inconclusive' output printed although --inconclusive not specified) 2013-10-23 06:42:52 +02:00
Daniel Marjamäki d1b03d9c31 Fixed false positive for 'object is destroyed immediately' when there is no code after the object 2013-10-22 19:37:11 +02:00
Daniel Marjamäki a55056c770 Fixed #5105 (false positive: (warning) Either the condition 'b!=0' is useless or there is division by zero) 2013-10-22 16:18:42 +02:00
Daniel Marjamäki 5d7e0aebf4 Fixed #5084 (False positive: (style) Same expression on both sides of '&&') 2013-10-19 18:04:53 +02:00
Daniel Marjamäki 6aa03efa2f Fixed #5103 (Don't show 'The scope of the variable can be reduced' if there is no explicit block with { }) 2013-10-19 17:27:02 +02:00
Daniel Marjamäki 9ce7efc6e4 commaSeparatedReturn: made checking experimental for now because there are false positives (#5076) 2013-10-08 18:05:07 +02:00
Daniel Marjamäki 4cd0108b93 Fixed #4976 (False positive: (style) A pointer can not be negative (git/sha1_file.c)) 2013-10-06 16:52:27 +02:00
Daniel Marjamäki 6830d5f7a4 Fixed #5042 (false positive: Redundant code (set filled in initialization list)) 2013-10-05 12:26:09 +02:00
Martin Ettl ee9b7283ec checkother:checkComparisonFunctionIsAlwaysTrueOrFalse: Removed redudant varid != 0 check. No functional changes. 2013-09-29 13:33:46 +02:00
Daniel Marjamäki 973bdcc6d8 Fixed #4929 (false positive: Division by zero (standard function div())) 2013-09-29 11:13:49 +02:00
Daniel Marjamäki c05a80d314 zero division or useless condition: dont crash when variable declaration is not parsed correctly 2013-09-28 16:51:38 +02:00
Martin Ettl 5aaaff46ee Fixed #5049: new check: (warning) Comparison of two identical variables with isgreater(result,result) evaluates always to false. 2013-09-26 07:07:48 +02:00
Daniel Marjamäki 17c0bb3cab revert 027e5cc8. the div() standard function should not be reimplemented. create a different fix. Ticket: #4929 2013-09-23 18:01:15 +02:00
Daniel Marjamäki d1c9cac155 Merge pull request #170 from simartin/clang_warnings_2
Remove warnings emitted by clang's -Wsign-conversion
2013-09-22 20:42:10 -07:00
Simon Martin 894f537eba Remove warnings emitted by clang's -Wsign-conversion 2013-09-22 13:22:52 +02:00
Daniel Marjamäki 027e5cc860 Fixed #4929 (false positive: Division by zero (standard function div())) 2013-09-22 09:52:12 +02:00
Daniel Marjamäki 965d8f0ecc Fixed #5033 (segmentation fault (valid code) in CheckOther::checkZeroDivisionOrUselessCondition) 2013-09-21 17:44:25 +02:00
Daniel Marjamki 3de9431507 Fixed #5022 (Improve check: Division by zero or useless condition, function call) 2013-09-15 17:46:52 +02:00
Ettl Martin 5a671f8914 Fixed #5023 (Add support for asinf,acosf,asinl,acosl (...) functions) 2013-09-13 19:49:25 +02:00
Daniel Marjamäki 0d246f84ca checkZeroDivisionOrUselessCondition: Refactoring 2013-09-07 17:54:34 +02:00
Daniel Marjamäki 6bb6506ce2 checkZeroDivisionOrUselessCondition: Fixed false positive when function is called and variable is passed to it 2013-09-07 16:18:11 +02:00
Daniel Marjamäki 83c460fc56 Fixed #5017 (New check: division by zero, otherwise condition is redundant) 2013-09-07 07:40:10 +02:00
Daniel Marjamäki 5d7f30b88f reassign var: better handling of struct members 2013-08-15 16:13:58 +02:00
PKEuS a9a5dc0354 Updated to AStyle 2.03, require this version 2013-08-07 16:27:37 +02:00
PKEuS dd82817752 Fixed #4943 and simplified CheckOther::checkCommaSeparatedReturn() 2013-08-06 11:27:09 -07:00
PKEuS 5e3ccda408 Added support for noreturn functions from library to CheckOther::checkUnreachableCode() 2013-08-06 02:11:59 -07:00
Daniel Marjamäki d9a2f542be CheckOther: removed redundant conditions. No need to check if varid is > 0 and if there is variable info. 2013-07-29 12:01:52 +02:00
Alexander Mai 40fa474a5b Fixed #4927 (Segfault in CheckOther::checkCommaSeparatedReturn() on invalid code) 2013-07-28 10:39:58 +02:00
Carlo Marcelo Arenas Belon aa0560fe3b Fixed #4925 (False positive: checkother style)
When using a variable that is assigned a function pointer checks for
pointers are triggered which would complain if used in arithmetic
comparisions (eventhough it will be valid code if the function returns
an int)
2013-07-24 08:22:24 +02:00
Lucas Manuel Rodriguez 7e556c215e Fixed #4861 (Improve check: object is destroyed immediately not detected when calling overloaded constructor) 2013-07-22 07:25:53 +02:00
Daniel Marjamäki 9c67af058a SymbolDatabase: Renamed Variable::varId() to Variable::declarationId() to make it more clear how it works. 2013-07-20 12:31:04 +02:00
Roman Zaytsev Borisovich e37587aed5 Ticket #4801 2013-07-02 15:28:44 +04:00
Daniel Marjamäki 2fb8133e90 Fixed #4862 (False positive: Comma is used in return statement (template)) 2013-06-18 00:13:45 +02:00
Daniel Marjamäki b31c218773 fixed typo, thanks XhmikosR for pointing it out 2013-06-15 19:31:17 +02:00
Abhishek Bharadwaj d85c8e6782 Fixed #4104 (New check: comma separated statements in return statement from a function) 2013-06-15 17:49:10 +02:00
Zachary Blair 9c45e6d47d Fixed #4173: Elaborated on the verbose error message 2013-06-10 23:11:44 -07:00
PKEuS 4efccc2c5d Fixed #4420: Prefix increment is only suspicious, if its return value is not used. 2013-06-10 13:02:02 -07:00
Zachary Blair 28c0045f36 Fixed #4173: New check: arithmetical usage of inf/nan result 2013-06-09 23:13:08 -07:00
Daniel Marjamäki c795f6e2f7 CheckOther::checkSuspiciousEqualityComparison: check if --inconclusive has been used since the message is inconclusive 2013-05-20 16:05:21 +02:00
Frank Zingsheim d387e8b770 Fixed #4711: (false positive: Consecutive return...) 2013-05-11 17:50:59 +02:00
PKEuS fb480ebb0a Now really fixed #4604. 2013-05-09 15:39:33 +02:00
PKEuS 881b47e79d Revert "Improved handling of 0 initializations (#4604)"
This reverts commit 1201e417ec.
2013-05-09 15:32:02 +02:00
PKEuS 0a104c40b7 Fixed "Improved handling of 0 initializations (#4604)"
This fixes commit 1201e417ec.
2013-05-09 15:25:36 +02:00
PKEuS 982b9491d4 Improved handling of 0 initializations (#4604) 2013-05-09 06:23:25 -07:00
PKEuS c42b89fb88 Revert "Improved handling of 0 initializations (#4604)"
This reverts commit 1201e417ec.
2013-05-09 15:19:23 +02:00
PKEuS 1201e417ec Improved handling of 0 initializations (#4604) 2013-05-09 06:17:10 -07:00
Lena Herscheid e23038c4de Fixed #4775 (Check for assert() with side effects) 2013-05-07 21:35:16 +02:00
Daniel Marjamäki b2798e929d Improved fix for #4455, no false negatives if variable is used before first memset 2013-04-30 16:56:44 +02:00
Daniel Marjamäki 47ef8cf455 Fixed #4455 (redundantCopy when precleaning with memset) 2013-04-30 06:43:16 +02:00
Daniel Marjamäki a5b044a6e2 Fixed #4754 (False positive: Map literals trigger redundant code warning) 2013-04-20 07:51:44 +02:00
Ettl Martin e03a3946d0 avoid crash in checkother:wrongPipeParameterSize when a pointer with unknown size is provided. 2013-04-11 14:22:22 +02:00
PKEuS 994c429b7d Moved checks related to sizeof usage from checkother into new file 2013-04-10 09:49:38 -07:00
PKEuS 42fcb04d0c Moved checks related to boolean type (not condition checking!) from checkother into new file 2013-04-10 09:25:50 -07:00
PKEuS 4e6d105cbd Added support for complex patterns to CheckOther::checkIncorrectStringCompare() 2013-04-09 09:16:35 -07:00
XhmikosR 8ac9b8e7a9 remove duplicate ";" and fours dots 2013-04-09 17:49:09 +02:00
PKEuS eb2962792f Implemented support for move constructors:
- Changed behaviour of Token::function - is now also set for declarations
- Resolved TODO in testclass.cpp
- removed redundant code in Scope::findFunction - it is safe to call nextArgument() on functions without arguments
- Use Token::function in checkother.cpp
2013-04-04 10:53:55 -07:00
PKEuS 4fc92f4c27 Fixed mistake in verbose message. 2013-03-29 11:27:54 -07:00
XhmikosR 945319d804 Add missing space in error message and break a long line. 2013-03-25 20:03:07 +01:00
PKEuS 37ac86dec9 Fixed #4666: Implemented proper variable scope checking for switch statements 2013-03-23 03:28:33 -07:00
PKEuS d9f7042992 Fixed false negative #4663 2013-03-18 08:17:53 -07:00
PKEuS 1e66e0b931 Fixed false negative #4657 2013-03-15 05:00:51 -07:00
PKEuS 14feaa8d39 Refactorizations:
- Fixed lots of cppcheck messages about functions that can be const or static
- Fixed possible nullpointer dereference message in symboldatabase.cpp
- Replaced tokAt(+-1) by next()/previous()
2013-03-12 07:42:00 -07:00
Ettl Martin 3d1cdd0eec #4645 implemented correct range according manpage of usleep(). 2013-03-11 17:38:03 +01:00
Ettl Martin bb115573f7 #4645 implemented new check: (POSIX) argument of function usleep() too big. 2013-03-11 17:04:30 +01:00
PKEuS ca96aaa53b Avoided unnecessary usage of symbolDatabase->isClassOrStruct() 2013-03-05 06:55:31 -08:00
PKEuS 5bdb74ca40 Refactorized CheckOther::checkRedundantCopy():
- Iterate over variable list instead of token list
- Don't stop whole checking after bailing out (continue; instead of break;)
- Support types with qualified names
2013-03-05 06:53:09 -08:00
PKEuS 66a3555897 Implement initial support for Types in Symboldatabase:
- For each class/struct/union, a Type instance is added to SymbolDatabase::typeList.
- A scope is no longer created for declared but not defined types

Fixed name detection for classes when they are declared like this: "class ::Foo::Sub {..."
2013-03-05 04:33:38 -08:00
Ettl Martin c9b519bcd1 improved check: checkCastIntToCharAndBack. The check now handles (cin.get() != EOF) patterns. 2013-03-04 14:25:35 +01:00
PKEuS dc65667cec Fixed message about unused variable introduced in last commit 2013-03-03 10:46:01 -08:00
PKEuS 8a18f9ec3b Rewrote CheckOther::checkVariableScope() 2013-03-03 10:35:33 -08:00
PKEuS 5c1a05dcbe Refactorizations in CheckOther:
- Make CheckOther::checkCastIntToCharAndBack() work for multiple variables at once
- Improved messages of CheckOther::checkSuspiciousSemicolon() and CheckOther::checkPipeParameterSize()
2013-03-03 09:54:44 -08:00
PKEuS d78c06dc3f Replaced _settings->isEnabled("style") by _settings->isEnabled("warning") wherever warnings are issued 2013-03-03 02:41:59 -08:00
PKEuS 0105f8223c Simplified several Token::Match/simpleMatch calls when match string consists of a single pattern
Fixed two CheckInternal error messages
2013-03-01 03:42:04 -08:00
PKEuS 7283152d58 Fixed MSVC warning - removed unused variable/function declaration. 2013-02-28 12:51:48 -08:00
PKEuS 670c4de8a9 Changed behaviour of Token::is*Op() functions:
- Rename Token::isOp() to Token::isConstOp() (indicating that the operator does _not_ modify the input variables)
- Create new Token::isOp(), returning true also for ++, -- and assignment operators
- Make Token::isExtendedOp() returning also true for all assignment and ++/-- operators
2013-02-28 12:50:29 -08:00
Ettl Martin 8d682233d0 Implemented new check (Ticket #160): Storing getc() retun value in char variable and comparing to EOF. 2013-02-27 21:02:12 +01:00
Daniel Marjamäki df55ce14a0 Fixed #4503 (False positive: Incomplete statement (std::vector<int> v{1};)) 2013-02-24 10:00:03 +01:00
Daniel Marjamki 5c7e1cf9ff Fixed #4387 (false positive 'constStatement' in 1.57) 2013-02-23 16:26:25 +01:00
Daniel Marjamäki 1c584208b4 Fixed #4329 (False duplicateBranch when branches use conditionally defined macros) 2013-02-18 17:18:33 +01:00
Ettl Martin 73e2a8fdb5 Merge branch 'master' of github.com:danmar/cppcheck 2013-02-17 17:34:44 +01:00
Ettl Martin f451dd1137 #3521 implemented new check: wrong buffersize to pipe() function provided. 2013-02-17 17:33:32 +01:00
PKEuS 89cf24f23f Refactorization: use Function::nestedIn instead of Function::functionScope->functionOf, which is valid even if the function implementation is not seen. 2013-02-16 01:43:16 -08:00
PKEuS 7b3493322d Fixed crash when running cppcheck on itself introduced in previous commit 2013-02-15 11:17:14 -08:00
PKEuS 44887df04f Fixed false positive redundantAssignment when calling function in assignment (#4513) 2013-02-15 09:40:34 -08:00
PKEuS ccd95d1749 Make redundantAssignment message inconclusive when printed on global variables to avoid false warning on semaphores/mutexes (#4467) 2013-02-15 09:01:10 -08:00
PKEuS 017b4a8a7f Treat references like global variables in CheckOther::checkRedundantAssignment() as they might refer to such. (#4425) 2013-02-15 08:09:31 -08:00
Frank Zingsheim 213d31b360 Fixed #4547 (Improve check: Duplicate conditions in 'if' and related 'else { if'.)
Local fix in CheckOther::checkDuplicateIf()
2013-02-12 21:43:12 +01:00
Daniel Marjamäki 1e550f9fdf Reverted fix for #4547: It causes fp. See #4573 2013-02-12 16:13:08 +01:00
Ettl Martin dade326a99 #4566 implemented new check: redundantGetAndSetUserId on posix systems 2013-02-11 20:26:27 +01:00