Commit Graph

8045 Commits

Author SHA1 Message Date
Daniel Marjamäki 8b088a472f SymbolDatabase: Refactoring 2016-05-26 12:04:18 +02:00
Daniel Marjamäki f45233682e SymbolDatabase: Code cleanup 2016-05-26 12:00:03 +02:00
Robert Reif 66cacde3db Fixed #7513 (value flow of array dimension with enum doesn't always work) 2016-05-26 11:25:50 +02:00
Daniel Marjamäki 50352c8d69 Fixed #3552 (Don't warn about missing ctor for class inside union) 2016-05-25 19:05:16 +02:00
PKEuS c7b3836379 Small refactorizations:
- Optimized performance of several functions by adding pre-checks
- Simplified some code
- Fixed VS warning in testsymboldatabase.cpp
2016-05-25 15:30:49 +02:00
PKEuS 8c0eab3eb3 Optimization: Improved performance of CheckBufferOverrun::checkScope() when dealing with a large number of arrays (#5975)
-> checking time decreases from 1010s to 50s on the code snippet in #5975
-> Dropped a garbage code unit test
2016-05-25 14:42:00 +02:00
Daniel Marjamäki ae97f53244 Fixed #6184 (ValueType: overloaded < operator) 2016-05-25 13:56:36 +02:00
Matthias Krüger 0556edd151 fix #7505 (crash on invalid code) 2016-05-25 13:14:34 +02:00
PKEuS 728d4242dc Refactorizations in CheckBufferOverrun:
- Improved performance of CheckBufferOverrun::checkScope()
- Made some patterns less restrictive
2016-05-25 11:50:34 +02:00
PKEuS cda246da75 Refactorized CheckUnusedVar::checkStructMemberUsage(): Reimplemented check based on symboldatabase 2016-05-25 11:13:31 +02:00
PKEuS e22c177003 Optimized Tokenizer::setVarIdPass1(): Avoid costly std::stack<std::map<...>>::push/pop() operations for struct initializers 2016-05-24 23:15:09 +02:00
PKEuS 43bf1bb685 Refactorized CheckUnusedVar::checkStructMemberUsage(): Drastically reduced number of Token::findmatch() calls to improve performance 2016-05-24 23:10:39 +02:00
PKEuS 686cc6640e Refactorization: Improved performance of Tokenizer::simplifyMicrosoftMemoryFunctions() and Tokenizer::simplifyMicrosoftStringFunctions()
- Added pre-check before doing complex Token::Match() calls
- Use std::map instead of std::set
2016-05-24 21:19:20 +02:00
PKEuS f2ae295f1e Support char literals in CheckCondition::checkIncorrectLogicOperator() (#5912) 2016-05-24 15:08:48 +02:00
Daniel Marjamäki 06a594a9e0 Fixed #6207 ('not' misinterpreted as alternative C token) 2016-05-24 13:33:21 +02:00
Daniel Marjamäki 684966f674 Fixed #7509 (ValueType: wrong type for container element - std::array) 2016-05-24 09:07:38 +02:00
Daniel Marjamäki 397480f929 Fixed #7376 (ValueType: wrong type for container element) 2016-05-23 18:53:59 +02:00
Daniel Marjamäki 37afc57a2a Fixed #7455 (Suppressions: not working well with windows path separators) 2016-05-23 15:38:47 +02:00
Simon Martin ce05d23bb7 No need to use std::min() in normalizeCharacterLiteral. 2016-05-22 22:59:32 +02:00
PKEuS 4bb99a7887 Improved CheckSizeof::checkSizeofForPointerSize():
- Support cast in front of malloc() call
- Support sizeof(type) pattern (#4428)
2016-05-22 22:29:52 +02:00
Daniel Marjamäki beabe110fd setVarIdStructMembers: Fixed code so loop will terminate properly 2016-05-22 21:42:10 +02:00
Daniel Marjamäki 710e066a9a Fixed #6406 (VarId: struct member initialization) 2016-05-22 21:18:52 +02:00
PKEuS 64d2fd2f57 Added new attribute "arg" to <alloc> and <dealloc> to specify the argument that is allocated/deallocated.
This fixes several issues with allocation functions in windows.cfg, such as HeapAlloc() and VirtualAllocEx() (#7503)
2016-05-22 17:19:14 +02:00
PKEuS 851c6e0ed5 Improved buffer overflow checking for scanf: %c with a width (#3494) 2016-05-22 14:00:26 +02:00
Roberto Martelloni dce7128f30 CWE mapping of duplicateExpression, duplicateBreak (CWE561), unreachableCode, unsignedLessThanZero, unsignedPositive, pointerLessThanZero, pointerPositive, varFuncNullUB, nanInArithmeticExpression, commaSeparatedReturn, (#797)
ignoredReturnValue
2016-05-22 13:17:38 +02:00
Daniel Marjamäki 06d5e73e88 Fixed #7471 (Tokenizer::prepareTernaryOpForAST: typedef with comma inside ?:) 2016-05-22 11:33:21 +02:00
Daniel Marjamäki b7b92b2140 Fixed #6674 (false positive 'unusedPrivateFunction' - calling virtual function in subclass) 2016-05-21 20:07:35 +02:00
Daniel Marjamäki c23c1f245c Fixed #6989 (incorrect memleak error) 2016-05-21 14:03:28 +02:00
Daniel Marjamäki a5dc76d50c Refactoring, use ast instead of token list to find if variable is used in rhs 2016-05-21 13:45:08 +02:00
amai2012 b60b283c5b Merge pull request #796 from simartin/ticket_7452_follow_up
Address comments in PR#794 and alternative fix for ticket #7500.
2016-05-21 09:20:23 +02:00
Alexander Mai d492500f34 #5844 False positive: returnReference fp for inner lambda function 2016-05-20 23:46:56 +02:00
Simon Martin eb1b3db04a Address comments in PR#794 and alternative fix for ticket #7500. 2016-05-20 22:52:43 +02:00
Alexander Mai 303a85a930 #4195 segmentation fault of cppcheck (invalid code). Fix segfault which turned up after refactoring the enum handling code. 2016-05-17 22:19:23 +02:00
Alexander Mai 4f77a2b044 #7500 buffer overflow: encodeMultiChar lib/mathlib.cpp:343. Improve errors handling 2016-05-17 20:43:32 +02:00
Daniel Marjamäki 7453b641bd Fixed #4839 (Variable (in array) is assigned a value that is never used) 2016-05-17 16:03:55 +02:00
Daniel Marjamäki 99fc13ee70 Fixed #6968 (unusedPrivateFunction not correct, called by inner class) 2016-05-16 20:52:50 +02:00
Daniel Marjamäki 7fffc09b17 MathLib: Add #include for VS2013 2016-05-16 20:30:53 +02:00
Daniel Marjamäki 65998f1d7c CheckClass: previous change introduced false positives when Token::function() is wrong. Avoid those false positives. 2016-05-16 10:55:22 +02:00
Daniel Marjamäki bce15b1ade CheckClass: refactored the code, use symboldatabase instead of name comparisons when possible, fixed a FN. 2016-05-16 09:36:26 +02:00
amai2012 22542e7547 Merge pull request #794 from simartin/ticket_7452
Ticket #7452: Properly interpret escape sequences in character literals.
2016-05-15 20:35:50 +02:00
Daniel Marjamäki 2668cee3cf Fixed #6397 (FP deallocuse - conditional deallocation and conditional return) 2016-05-15 20:27:44 +02:00
Simon Martin 3af30e728c Ticket #7452: Properly interpret escape sequences in character literals. 2016-05-15 15:48:24 +02:00
Alexander Mai 9d1302d523 #7490 sizeof('a') should be sizeof(int) in C mode. Previous fix was hardcoding 4 for C. 2016-05-14 22:52:43 +02:00
Daniel Marjamäki 2cb03b3fd0 Fixed #7409 (Tokenizer: Links not set properly 'Data<T&&>') 2016-05-14 20:40:30 +02:00
Daniel Marjamäki 7591a57587 Removed redundant valuetype debug output 2016-05-14 20:11:57 +02:00
Daniel Marjamäki 5a1bea2a09 Fixed #7244 (False memory leak when POD is allocated with value initialization and pushed onto container) 2016-05-14 14:56:51 +02:00
Alexander Mai 251fc022fa #7490 sizeof('a') should be 4 in C mode 2016-05-14 13:05:44 +02:00
Roberto Martelloni afa8ad0ebe CWE mapping of selfAssignment, wrongmathcall, unpreciseMathCall, memsetZeroBytes, memsetFloat, memsetValueOutOfRange, clarifyCalculation, clarifyStatement 2016-05-14 10:13:33 +01:00
Kamil Dudka efe98883ab checkleakautovar: do not miss 'throw' followed by :: 2016-05-13 21:37:49 +02:00
Robert Reif 5631c765a7 SymbolDatabase: better handling when array size is given with expression involving enum constants. 2016-05-13 11:40:19 +02:00
Daniel Marjamäki 1d21cf5755 Tokenizer::setVarId: Refactoring, use continue in loops 2016-05-12 18:58:24 +02:00
Daniel Marjamäki 372763c85e Tokenizer: Refactoring, split up the big Tokenizer::setVarId() function 2016-05-12 18:20:20 +02:00
Daniel Marjamäki b04285514f Tokenizer: Refactoring; use early return 2016-05-12 15:51:30 +02:00
Daniel Marjamäki 613311cc57 Fixed #7493 (enumMismatch on Enum declaration) 2016-05-12 11:46:08 +02:00
Robert Reif 97bbb7da0d Fixed #7476 (SymbolDatabase: Wrong data with single ; in line) 2016-05-12 11:35:02 +02:00
Daniel Marjamäki 99d0dbf39c Tokenizer::setVarId: Refactoring, changed type name 2016-05-11 21:12:29 +02:00
Daniel Marjamäki b965cf5491 Fixed #7444 (Tokenizer::varId: Wrong varid when there is anonumous union in class) 2016-05-11 20:43:23 +02:00
Daniel Marjamäki bf8471e109 Fixed #7491 (Questionable enumMismatch) 2016-05-11 15:33:59 +02:00
Daniel Marjamäki fb5e6d8a7d Fixed #6960 (New check: enum variable is assigned mismatching value) 2016-05-10 20:22:35 +02:00
Daniel Marjamäki f0fcb859c7 Tokenizer: use static keyword instead of anonymous namespace for variables 2016-05-10 16:17:52 +02:00
amai2012 3dea23c99e Use new signature Tokenizer::createTokens 2016-05-09 17:14:51 +02:00
Daniel Marjamäki 8a13b5cd83 Fix Cppcheck warning 2016-05-09 13:08:00 +02:00
Daniel Marjamäki 9c8922541e Avoid C++11 for-range to make AppVeyor happy 2016-05-09 13:05:08 +02:00
Robert Reif 381fa53ec6 SymbolDatabase: better handling of enum values 2016-05-09 12:40:56 +02:00
Daniel Marjamäki eac3660f46 ValueType: Changed type info for enums to 'signed int', that is what checks wants to see mostly. 2016-05-09 11:11:13 +02:00
Daniel Marjamäki 1caa79c45f Tokenizer::simplifyPointerConst: Remove simplification. Its purpose was to avoid crash for garbage code (#6900). This fixes #7485. 2016-05-08 21:32:34 +02:00
Daniel Marjamäki e99a9b4742 SymbolDatabase: Fix cleanup (avoid dead pointers) 2016-05-08 18:34:23 +02:00
Daniel Marjamäki 6f1af2cf0a ValueType: Set ValueType info in simplified token list 2016-05-08 17:57:26 +02:00
Daniel Marjamäki 7edb1bc2e2 Fixed #7484 (ValueType: crash with --debug --verbose) 2016-05-08 17:43:34 +02:00
Daniel Marjamäki e355e4ac78 ValueType: Refactoring 2016-05-08 17:42:53 +02:00
Daniel Marjamäki 803b4d4cf8 ValueType: Better handling of nested types 2016-05-08 14:55:10 +02:00
Daniel Marjamäki 636e97c272 ValueType: Improved debug output for nested types 2016-05-08 13:15:20 +02:00
Daniel Marjamäki f0953c6916 ValueType: better handling of nonstandard types 2016-05-08 11:55:25 +02:00
Daniel Marjamäki b94eaeca6a ValueFlow: For convenience, return constant folded value 2016-05-08 11:17:10 +02:00
Daniel Marjamäki b26dd1ccab ValueFlow: Handle enums 2016-05-07 20:18:07 +02:00
Daniel Marjamäki ad2d3394c8 Tokenizer: Create syntax tree before creating symboldatabase 2016-05-07 19:56:28 +02:00
Daniel Marjamäki be90080976 Fixed #7481 (False positive AssignmentAddressToInteger - pointer to enum) 2016-05-07 19:51:37 +02:00
Alexander Mai 4e9afac92f Update Makefile. Replace another NULL by nullptr 2016-05-07 17:35:00 +02:00
amai2012 eba1b0881d Minor refactoring: use nullptr (instead of 0/NULL), change signature of Tokenizer::createTokens 2016-05-07 16:30:54 +02:00
PKEuS 5d5886b464 Properly detect binary & in CheckCondition::clarifyCondition() (fixes false positives when self-checking cppcheck) 2016-05-06 17:39:41 +02:00
PKEuS 896582ce56 Fixes for CheckStl::string_c_str():
- Fixed false positive #7480
- Fixed false negative: Show performance message also for non-local objects
2016-05-06 17:25:00 +02:00
PKEuS 3366a74bb0 Refactorized CheckCondition::clarifyCondition():
- Reimplemented parts of the check based on ValueType
- Merged two loops

Fixed some type conversion messages
2016-05-06 15:22:45 +02:00
PKEuS 0bf85f9aa5 ValueType: Support integers defined in libraries (#7394) 2016-05-04 15:39:56 +02:00
PKEuS 6c3f0a7bb8 SymbolDatabase: Properly detect lambdas with return type (#7473) 2016-05-04 14:10:09 +02:00
PKEuS f0fb7a8245 Simplify __attribute__ earlier (#7462) 2016-05-04 13:51:34 +02:00
PKEuS 17ccb0fbe6 CheckClass::checkMemsetType(): Skip arrays of pointers (#7456) 2016-05-04 13:38:36 +02:00
PKEuS 21b51dd235 Check64BitPortability::pointerassignment(): Skip over lambdas (#7451) 2016-05-04 13:23:50 +02:00
PKEuS b65cacf4b1 Tokenizer::simplifyStaticConst(): Support "struct" and operator:: (#7403) 2016-05-04 12:33:19 +02:00
PKEuS f23668dfcc Fixed false positive doubleFree (#7401) 2016-05-04 12:14:42 +02:00
PKEuS 23202d9442 Fixed bailoutFunctionPar() for temlate functions (#7396) 2016-05-04 11:38:29 +02:00
PKEuS b7d8cd69f6 Fixed false negatives in CheckStl::string_c_str():
- Support more complex patterns (#7385)
- Use same logic for string_c_strReturn() as for string_c_strError()
2016-05-04 11:10:12 +02:00
Roberto Martelloni 01aaa56740 CWE mapping of redundantCopy, redundantAssignment, constStatement, charBitOp, variableScope, redundantAssignInSwitch, redundantCopyInSwitch, switchCaseFallThrough 2016-04-29 18:01:37 +01:00
amai2012 a54ec615f3 Run astyle 2016-04-25 11:12:35 +02:00
amai2012 479f00030e Restore compatibility with current C++ language set specification (VS2010) 2016-04-24 23:02:56 +02:00
amai2012 7a8a6695a4 Merge pull request #786 from prozak/master
- fix for #5749 defect: internal error
2016-04-24 22:19:02 +02:00
Daniel Marjamäki 0635ceb42a Replaced C++11 auto keyword 2016-04-23 09:18:28 +02:00
Robert Reif ee2be81fae enums: Fix false negatives caused by new enum handling 2016-04-22 20:26:58 +02:00
PKEuS 7ff90e7fae Set version to 1.73.99/1.74 dev 2016-04-22 16:55:19 +02:00
prozak 6592638022 - fix for #5749 defect: internal error
typedef expansion in cast operator was not processed correctly
2016-04-22 21:39:03 +08:00
Daniel Marjamäki 2a719bd194 Use simpleMatch for simple pattern 2016-04-22 06:52:37 +02:00