Commit Graph

275 Commits

Author SHA1 Message Date
PKEuS b724784f0b Removed obsolete comments 2014-10-18 11:18:07 +02:00
PKEuS a99fd364ef Restored functionality to detect std::string(0) calls as null pointer dereferences (#6189) 2014-10-16 19:12:02 +02:00
Alexander Mai 21c85118d6 #6189 assign with operator= a '\0' to a std::string is not an error 2014-09-26 20:40:44 +02:00
Daniel Marjamäki ee93d30d94 ValueFlow: improved valueflow for loops that assign variable and then break 2014-09-23 16:06:02 +02:00
Alexander Mai 98d4c944e3 #6163 False nullPointer for strtok(NULL, ...). Correct std.cfg 2014-09-15 20:57:34 +02:00
Dmitry-Me 1e298a31cf Refactoring tests. Use utility function to warn about unsimplified code in tests. 2014-09-13 12:59:32 +02:00
Daniel Marjamäki 05617d7285 Fixed #6118 (False positive: divide by zero - if condition not evaluated properly) 2014-09-04 17:52:14 +02:00
PKEuS 4e9b145727 Added unit test for #3392 2014-09-02 12:03:05 +02:00
Alexander Mai 3aeecb8a05 #6100 False positive nullPointer - calling mbstowcs(NULL,). wcstombs has also been fixed 2014-08-27 19:32:53 +02:00
orbitcowboy 95c49ec5dc Extended std.cfg about more missing functions. Moved POSIX functions to posix.cfg. Extended posix.cfg about more memory allocating functions. 2014-06-25 12:00:24 +02:00
orbitcowboy f57e875351 Astyle run; Extended std.cfg and avr.cfg about a few more functions. 2014-06-23 11:59:14 +02:00
Daniel Marjamäki f78cbda2db Refactoring: Removed CheckNullPointer::nullPointerByCheckAndDeRef and implemented needed analysis in ValueFlow instead. 2014-06-22 10:02:14 +02:00
Daniel Marjamäki ef81bc363a ValueFlow: analysis in condition. 2014-06-19 17:29:41 +02:00
PKEuS 9dd4ac68c0 Refactorization in CheckNullPointer:
- Use AST to detect dereferences
- Added more unit tests
- Removed handling of unknown constructs in CheckNullPointer::isPointerDeRef()

Added link to verbose message cstyleCast.
2014-05-22 19:48:00 +02:00
Alexander Mai 91e7116de1 Fix regression from first attempt fixing #5811 (9dce9bddcb) 2014-05-17 19:14:29 +02:00
Alexander Mai 9dce9bddcb #5811 false postive: (error) Null pointer dereference 2014-05-17 18:18:20 +02:00
Daniel Marjamäki e04351ec33 re-enable tests in testnullpointer 2014-05-17 16:44:44 +02:00
Martin Ettl b363d0641a posix.cfg: Fixed FP for getcwd().First and second parameter is allowed to be zero. 2014-05-02 04:56:12 +02:00
Daniel Marjamäki 7317785e32 astyle formatting
[ci skip]
2014-04-27 10:20:21 +02:00
Alexander Mai 0b8dcbb441 Fix compiler warning about dead code due to disabled tests 2014-04-27 09:48:21 +02:00
Martin Ettl ed54b93317 Fixed FP in posix.cfg and mkdir() for second parameter. 2014-04-18 21:46:32 +02:00
orbitcowboy 66329fe8b8 posix.cfg: Fixed FP for isatty() function and added unit cases. 2014-04-10 17:53:04 +02:00
orbitcowboy baf8d09a0d Fixed FP for nullpointer dereference when using putchar. 2014-04-09 17:02:17 +02:00
orbitcowboy dd61c5db47 Fixed FP, nullpointer for memchr. 2014-04-08 18:39:50 +02:00
Alexander Mai a06371e063 Fixes for Doxygen + code formatting 2014-04-07 20:39:19 +02:00
unknown 9ae59290dd #5645 False positive Null pointer derefence about first argument to fputc() 2014-04-07 12:08:34 +02:00
Daniel Marjamäki a6557f8c74 Null pointer: Fixed false positive discovered by Travis when self-checking cppcheck 2014-04-02 19:39:42 +02:00
PKEuS 3950a62ef2 Added unit test for #2626 2014-03-28 10:06:24 +01:00
PKEuS 825b8b7c66 Unit test for #3589 2014-03-27 19:16:30 +01:00
PKEuS 7e4081f7f5 Treat syntaxError and cppcheckError as InternalErrors (throw as exception, #4268) 2014-03-27 13:15:21 +01:00
PKEuS 1677e2913e Regression test for #5061. 2014-03-26 12:17:27 +01:00
PKEuS 9b4b90f6a0 Avoid loading libraries multiple times in test suite
-> Massive speedup for test suite (especially on slow systems)
2014-03-24 09:59:05 +01:00
Martin Ettl e00f50b850 Fixed #5597 and added abort() support to stdcfg. 2014-03-21 17:36:48 +01:00
orbitcowboy 6507824a34 Added support for putchar() to std.cfg. 2014-03-20 05:49:38 +01:00
orbitcowboy 80e3b49cfc Added support for ftell() and puts() to std.cfg. 2014-03-20 04:10:41 +01:00
orbitcowboy 30006cf06f Added support for fputs() to std.cfg. 2014-03-20 02:13:41 +01:00
orbitcowboy b37e9601c1 Added support for fgetc() to std.cfg. 2014-03-20 00:59:52 +01:00
Martin Ettl fe1b46c174 Extended std.cfg 2014-03-19 21:08:48 +01:00
PKEuS 86e6bb430a New check: Warning, if positioning operation (fseek) is performed on a file opened in "a" mode 2014-03-17 11:02:03 +01:00
Martin Ettl 80b1271d01 Astyle running and added test cases for functions in std.cfg. 2014-03-10 02:21:44 +01:00
Daniel Marjamäki fd3a8a2a18 Update copyright 2014-02-15 07:45:39 +01:00
Daniel Marjamäki b8b573321e CheckNullPointer: Update std.cfg and test that updates are correct 2014-01-27 17:33:16 +01:00
Daniel Marjamäki 87b67e9b77 TestNullPointer: Added test configuration for 'memcmp' that is needed by a test 2014-01-26 16:32:28 +01:00
Daniel Marjamäki 1d7bb05faf Remove ExecutionPath from CheckNullPointer 2014-01-22 20:24:51 +01:00
Daniel Marjamäki f3f7e6d302 value flow: replacing executionpath checking of null pointers 2014-01-22 20:16:31 +01:00
Daniel Marjamäki 43db1ee797 value flow: use more specific bailouts when analysing value flow after assignment 2014-01-22 06:38:25 +01:00
Daniel Marjamäki cc38dec3ad value flow: a bit better handling of assigned variable 2014-01-22 06:10:17 +01:00
Daniel Marjamäki a27ccbd0f8 value flow: start implementing value flow analysis of assigned value 2014-01-21 21:13:49 +01:00
Daniel Marjamäki 30cae358d8 Removed the --value-flow flag. ValueFlow analysis will always be enabled from now on. 2014-01-17 18:07:05 +01:00
Daniel Marjamäki c9e9262682 value flow: use checknullpointer checking based on new value flow analysis in the TestNullPointer 2014-01-12 19:51:05 +01:00
Daniel Marjamäki 5d2a39b580 CheckNullPointer: improved function call checking when new value flow analysis is used 2014-01-12 19:27:26 +01:00
Daniel Marjamäki bef56d7a70 reverted change I pushed by mistake 2014-01-12 15:44:40 +01:00
Daniel Marjamäki 424675982a dmake: use -std=c++0x instead of -std=c++11 as it's supported by earlier gcc 2014-01-12 15:38:51 +01:00
Daniel Marjamäki 7c4a7ac3d5 value flow: starting to refactor CheckNullPointer::nullPointerDeRefThenCheck 2014-01-08 17:37:39 +01:00
Daniel Marjamäki 7125682d1a Fixed #5274 (TokenList: macro handling) 2014-01-03 18:53:37 +01:00
PKEuS 4f0121ee2f Splitted simplification out of tokenize() 2013-12-30 17:45:28 +01:00
Daniel Marjamäki 872b6e8fcc Fixed VS compiler warning. Using 'struct' for class. Thanks XhmikosR for reporting. 2013-12-26 17:48:25 +01:00
Daniel Marjamäki 20b84fcdee Null pointers: Don't warn when first argument to freopen() is NULL 2013-11-08 13:22:07 +01:00
Daniel Marjamäki 7996d609be Fixed #5108 (false positive: uninitialized variable (assignment in function parameter)) 2013-11-04 23:09:15 +01:00
Daniel Marjamäki 5f0cfa0ee4 Fixed #4983 (False positive warning 'Possible null pointer dereference: lblList - otherwise it is redundant to check it against null.' with sizeof lblList[0]) 2013-11-02 23:56:10 +01:00
Daniel Marjamäki 4a6274dcc0 Merge pull request #183 from felipensp/null_ptr_typeof
- Fixed false positive when passing pointer to typeof()
2013-10-27 02:37:31 -07:00
Daniel Marjamäki fd0f2d7900 Fixed #4929 (False positive: possible null pointer deref (checks dont handle && and || well)) 2013-10-22 10:47:48 +02:00
Daniel Marjamäki fc26de89a9 Fixed #5082 (False positive: (error) Possible null pointer dereference: p2) 2013-10-20 13:37:36 +02:00
Felipe Pena ecb0e70250 - Fixed false positive when passing pointer to typeof() 2013-10-12 10:19:15 -03:00
Robert Reif 1fccfd50eb Fixed #5080 ((error) Internal error. Token::Match called with varid 0. Please report this to Cppcheck developers) 2013-10-12 10:50:59 +02:00
Lucas Manuel Rodriguez a70b0cd0f3 Fixed FP: Null pointer dereference 2013-08-24 16:50:19 -03:00
PKEuS a9a5dc0354 Updated to AStyle 2.03, require this version 2013-08-07 16:27:37 +02:00
Daniel Marjamäki a1fafa7f06 Library: added <formatstr> and <strz> to argument checks 2013-07-22 20:21:45 +02:00
Daniel Marjamäki fa7f8ddc78 Library: Renamed Argument to ArgumentChecks to make it a bit more clear 2013-07-16 09:40:31 +02:00
Daniel Marjamäki d25e7d4a21 Library: fixed problems 2013-07-16 08:21:38 +02:00
Daniel Marjamäki 24dfc052e2 astyle formatting 2013-07-15 21:57:58 +02:00
Daniel Marjamäki 7443883b9c Library: Improved handling in CheckNullPointer::parseFunctionCall for Library data 2013-07-15 18:55:40 +02:00
Daniel Marjamäki c389e08353 Fixed #4728 (simplify known variables better (%var% & %num%, bitwise and)) 2013-06-26 18:13:28 +02:00
Daniel Marjamäki 10849e220b Fixed #4809 (Review CheckNullPointer::parseFunctionCall) 2013-06-07 06:37:53 +02:00
Daniel Marjamäki 079d22fbee Fixed #4734 (False 'Possible null pointer dereference') 2013-05-03 16:18:44 +02:00
Zachary Blair 35668380cf Fixed #4510 (False positive: "Possible null pointer dereference if the default parameter value is used" after init) 2013-04-25 00:25:56 -07:00
Daniel Marjamäki 4e65800adf TestRunner: Updated warning message when there is unsimplified code 2013-04-16 16:54:19 +02:00
Daniel Marjamäki fdac502c39 Simplified TestNullPointer test cases 2013-04-15 19:00:15 +02:00
PKEuS 693c6e84cb Removed more duplicate unit tests 2013-04-13 01:49:17 -07:00
Daniel Marjamäki 38680e3440 Fixed #4677 (Message for 'possible null pointer dereference, otherwise it is redundant to check..' is warning but says error) 2013-04-07 03:41:02 +02:00
PKEuS 51685f24c5 Improved expression parsing in CheckNullPointer::isPointerDeRef() - fixed #4692 2013-04-03 01:27:08 -07:00
Ettl Martin 1b9c1c03fa unittests: removed not needed '\n' at the end of testcases. 2013-03-20 15:36:16 +01:00
Ettl Martin 7c0905cd4e #4665 added todo unittest 2013-03-19 08:47:05 +01:00
zblair ed03e2c845 Fixed #4539 (False positive: Possible null pointer dereference) 2013-02-27 23:45:21 -08:00
Daniel Marjamki abd536b84c Null pointer: Changed 'possible null pointer dereference - otherwise condition is redundant' to warning 2013-02-02 15:46:29 +01:00
Daniel Marjamäki fc42aa3a30 Fixed #4523 (false positive: (error) Possible null pointer dereference) 2013-01-30 16:52:12 +01:00
Daniel Marjamäki 509dd9a989 Fixed #4523 (false positive: (error) Possible null pointer dereference) 2013-01-29 17:12:14 +01:00
Frank Zingsheim 096cb1bd88 Fixed #3686: false positive: Possible null pointer dereference (inconclusive) 2013-01-21 19:38:59 +01:00
Zachary Blair 309edbbdc5 Fixed #4389 (False positive: Possible null pointer dereference if the default parameter value is used) 2013-01-09 23:22:54 -08:00
Reijo Tomperi 5d5f7085bf Updating year 2012 -> 2013 to .cpp and .h files and man page. 2013-01-01 18:29:08 +02:00
Daniel Marjamäki f127d56719 Null pointer: Fixed FP when there are 'return p?p->x:0;' 2012-12-25 14:23:50 +01:00
PKEuS 4737966caf Unit test cleanup: Removed some empty lines and whitespaces before \n. 2012-12-06 10:19:22 -08:00
Zachary Blair 095824373a Fixed #3302 (new check: nullpointer dereference) 2012-11-20 23:56:17 -08:00
PKEuS 4ee955fc8c Improved CheckNullPointer::isPointerDeRef():
- Fixed #4240
- Added support for wstring/wchar_t
2012-11-10 19:53:20 +01:00
Robert Reif 8e14d7682c Symbol database: fix some function prototype bugs that were found during check conversions. Ticket: #4266 2012-10-30 15:48:06 +01:00
Daniel Marjamäki fefd8529c6 Fixed #4007 (False positive: 'Possible null pointer dereference' when using short-circuit evaluation) 2012-10-07 19:06:49 +02:00
Daniel Marjamäki c9c04f9691 Fixed #4038 (FP: possible null pointer dereference) 2012-09-23 09:20:16 +02:00
Daniel Marjamäki ffd5c82b4f Fixed #4118 (False null-pointer warning when check is indirect) 2012-09-18 19:16:28 +02:00
PKEuS 31e7e41098 Fixed and refactorized broken CheckNullPointer::CanFunctionAssignPointer():
- return true if parameter is passed by reference (fixes #4111)
- Use symboldatabase
- Improved handling of inconclusive
2012-09-06 18:33:15 +02:00
Daniel Marjamäki 985ac662ee Fixed #4035 (False positive: Memory leak: pTempFile) 2012-08-25 12:00:25 +02:00