Commit Graph

11941 Commits

Author SHA1 Message Date
Daniel Marjamäki aa8c17a701 Tokenizer: remove stuff from simplifyTokenList2 2022-06-17 09:44:58 +02:00
Daniel Marjamäki 968d8d153e Fixed #11101 (False positive: derived union members are initialized in constructor) 2022-06-16 20:17:57 +02:00
Paul Fultz II 3e09503561
Fix 11087: false negative: usage of reference to member of temporary object not detected (#4217)
* Fix 11087: false negative: usage of reference to member of temporary object not detected

* Format

* Add another test case

* Fix FP with pointer

* Format
2022-06-16 19:26:36 +02:00
Paul Fultz II 9cecc8468e
Fix 10570: Improve check; condition then pointer dereference, different pointers (#4216)
* Try to use after assign in loop

* Update valueflow forward to handle init tokens

* Fix tests

* Make test TODO

* Format

* Add tests

* Format

* Fix ubsan error

* Use simpleMatch
2022-06-16 19:26:23 +02:00
Paul Fultz II de51ebbcf4
Fix 9135: Access of moved variable not detected in loop (#4215)
* Fix 9135: Access of moved variable not detected in loop

* Format

* Fix issue with pushing back on container

* Format

* Fix null pointer

* Remove yeild for now
2022-06-16 17:40:09 +02:00
Daniel Marjamäki dbb12cb333 Tokenizer: Remove some functions from simplifyTokenList2 2022-06-16 14:06:07 +02:00
chrchr-github 176eefcbf3
Fix #10655 FN bitwiseOnBoolean with unseen function (#4214) 2022-06-14 23:08:17 +02:00
chrchr-github de9b65c737
Add tests for #9194, #10415, #4759, #9876, #10006 (#4213)
* Add test for #10152

* Add test for #9773

* Fix test

* Add test for #7529

* Add test for #6371

* Add test for #6475

* Format

* Format

* Fix test

* Remove duplicate test

* Add valueflow test

* Rebuild

* Add tests for #9194, #10415, #4759, #9876, #10006
2022-06-14 13:05:07 +02:00
chrchr-github 6d22d6a8ae
Fix FP unusedVar with side effects in destructor (#4212) 2022-06-14 09:55:22 +02:00
chrchr-github 6f5a5fd947
Add some tests (#4211)
* Add test for #10152

* Add test for #9773

* Fix test

* Add test for #7529

* Add test for #6371

* Add test for #6475

* Format

* Format

* Fix test

* Remove duplicate test

* Add valueflow test

* Rebuild
2022-06-14 09:54:45 +02:00
Daniel Marjamäki 343d04feb4 Tokenizer: Remove simplifyCharAt from simplifyTokenList2 2022-06-12 15:14:48 +02:00
Daniel Marjamäki 8255e32540 cppcheck build dir: do not produce invalid dump file if code is unchanged and checking is skipped. 2022-06-12 11:08:28 +02:00
Paul Fultz II d4fb5652c0
Fix 10619: Valueflow: Library function in subfunction does not propagate all values (#4209) 2022-06-12 07:17:28 +02:00
Paul Fultz II bd63534a1c
Fix 10740: valueflow; conditional value. incremented value is oob. (#4208) 2022-06-12 07:16:28 +02:00
chrchr-github ecb24e28bc
Fix #10191 FP redundantCopyLocalConst - referenced variable changes (#4202) 2022-06-11 16:58:33 +02:00
PKEuS cb382ac52c
C++20 support: Support consteval and constinit (#4203)
Backported from LCppC.
2022-06-11 15:28:20 +02:00
Paul Fultz II 8945c151f5
Fix 11124: FP knownConditionTrueFalse with fruit (#4196)
* Update valueType

* Allow comparisons

* Fix compare op

* Add test

* Format

* Fix FP

* Format
2022-06-11 11:02:04 +02:00
chrchr-github 8579feb3aa
Fix #10545 FP redundantCopyLocalConst with modified object [inconclusive] (#4197)
* Fix  #10545 FP redundantCopyLocalConst with modified object [inconclusive]

* Comment
2022-06-11 11:01:23 +02:00
Paul Fultz II 653a1ea83e
Fix 11100: FP knownConditionTrueFalse with getter/setter member functions (#4198)
* Fix 11100: FP knownConditionTrueFalse with getter/setter member functions

* Format
2022-06-11 11:00:40 +02:00
PKEuS 82af702c6f
LCppC backport: Restored Check: Detect negative VLA and allocation (new[]) sizes (#4187) 2022-06-11 09:55:38 +02:00
PKEuS 99ce89c003
Improvement: Set varId for variables with global scope operator :: Refactorization: Moved internal class from tokenize.h to tokenize.cpp (#4184)
Merged from LCppC.
2022-06-11 08:11:16 +02:00
Paul Fultz II c9b85010f9
Fix 11096: FP knownConditionTrueFalse in do while loop (#4192)
* Check for loop

* Improve handling of exit values

* Add more checks to test

* Simplify

* Remove unnecessary test

* Fix typo

* Format

* Use simpleMatch
2022-06-10 20:42:02 +02:00
chrchr-github 829ca9ab7f
Fix #10935 FP: compareBoolExpressionWithInt with enum and template parameter (#4193) 2022-06-10 20:40:37 +02:00
chrchr-github 51c8630bb3
Fix #10618 FP knownConditionTrueFalse with virtual function (#4194)
* Fix #10618 FP knownConditionTrueFalse with virtual function

* Remove redundant check
2022-06-10 20:17:57 +02:00
Daniel Marjamäki 375880988c Tokenizer: remove removeRedundantAssignment from simplifyTokenList2 2022-06-10 12:35:05 +02:00
chrchr-github 90392faa2b
Fix crash on nullptr deref (#4189) 2022-06-09 18:25:17 +02:00
Daniel Marjamäki a76ba698c2 Tokenizer: remove simplifyCompoundAssignment from simplifyTokenList2 2022-06-09 07:38:27 +02:00
Daniel Marjamäki c0f3d5b2fb Tokenizer: remove simplifyAssignmentInFunctionCall used in simplifyTokenList2 2022-06-08 19:08:18 +02:00
PKEuS 898a3a25a1
ValueType: Added additional unit test (#4185)
Removed unnecessary library export

Backported from LCppC.
2022-06-08 15:27:56 +02:00
PKEuS 44097b59ff
Implemented error handling in cppcheck::Platform::loadFromXmlDocument(), enabled related unit test (#8409) (#4181) 2022-06-08 12:35:23 +02:00
Daniel Marjamäki 86a8d88729 Tokenizer: Remove simplification of math functions from simplifyTokenList2 2022-06-08 09:58:11 +02:00
Daniel Marjamäki e43d2b8a80 runformat 2022-06-08 09:21:01 +02:00
chrchr-github bb3f490edd
Fix #11090 Infinite recursion in findTypeInBase() (#4178) 2022-06-08 09:20:16 +02:00
Oliver Stöneberg 9367be804e
fixed `modernize-use-equals-delete` warnings in headers (#4177) 2022-06-07 21:25:23 +02:00
chrchr-github 69834d537b
Fix #9997 False negative: variable is not used (#4104) 2022-06-07 21:20:33 +02:00
chrchr-github 1d677c57a8
Fix #11126 FN: noExplicitConstructor with single default parameter (#4174) 2022-06-07 21:15:13 +02:00
chrchr-github b80d06b69e
Don't warn for 'x | MACRO' when MACRO is 0 (#4176) 2022-06-07 21:13:31 +02:00
chrchr-github 52453947c8
Don't warn for 'x | 0' in macro (#4172)
* Fix #11082 FN badBitmaskCheck for binary or with 0

* Add test for #10703

* Don't warn for 'x | 0' in macro

* Add test for #10876
2022-06-06 11:17:36 +02:00
orbitcowboy 326d340d76 Added a regression test; A real-world test case like this was found by daca@home: ftp://ftp.de.debian.org/debian/pool/main/o/ogdi-dfsg/ogdi-dfsg_4.1.0+ds.orig.tar.gz head ogdi-ogdi_4_1_0/ogdi/c-api/ecsinfo.c:637:26: error: Invalid strcspn() argument nr 2. A nul-terminated string is required. [invalidFunctionArgStr]. 2022-06-04 19:33:56 +02:00
chrchr-github f962436826
Fix #11082 FN badBitmaskCheck for binary or with 0 (#4170)
* Fix #11082 FN badBitmaskCheck for binary or with 0

* Add test for #10703
2022-06-04 17:25:10 +02:00
orbitcowboy 433ce58fe6 Fixed FP found with daca@home: ftp://ftp.de.debian.org/debian/pool/main/libs/libslirp/libslirp_4.7.0.orig.tar.bz2; head libslirp-v4.7.0/src/tftp.c:336:20: error: Invalid strcasecmp() argument nr 1. A nul-terminated string is required. [invalidFunctionArgStr] 2022-06-04 12:00:54 +02:00
orbitcowboy 1c1c72058f Fixed FP found with daca@home: ftp://ftp.de.debian.org/debian/pool/main/libs/libslirp/libslirp_4.7.0.orig.tar.bz2; head libslirp-v4.7.0/src/tftp.c:336:20: error: Invalid strcasecmp() argument nr 1. A nul-terminated string is required. [invalidFunctionArgStr] 2022-06-04 07:46:28 +02:00
chrchr-github e6f2929fac
Fix #11085 FN constVariable with range-based for (#4118) 2022-06-03 19:24:59 +02:00
orbitcowboy a74bb485b0 Fixed TODO_ASSERT 2022-06-03 18:59:09 +02:00
orbitcowboy 6680bf9790 Fixed TODO_ASSERT 2022-06-03 18:35:11 +02:00
chrchr-github 111f4e17da
Fix #11117 FP nullPointerArithmetic when adding 0 (#4167) 2022-06-03 13:11:54 +02:00
orbitcowboy 1a4bd0a7b3 Fixed FP, found with daca@home: ftp://ftp.de.debian.org/debian/pool/main/k/knot/knot_3.1.8.orig.tar.xz; knot-3.1.8/tests/knot/test_confio.c:301:18: error: Invalid strcmp() argument nr 2. A nul-terminated string is required. [invalidFunctionArgStr] 2022-06-03 13:10:45 +02:00
orbitcowboy 345411a68c Fixed FP found with daca@home: ftp://ftp.de.debian.org/debian/pool/main/i/imx-usb-loader/imx-usb-loader_0~git20200517.30b43d69.orig.tar.gz; imx_usb_loader/imx_loader_config.c:130:16: error: Invalid strncat() argument nr 2. A nul-terminated string is required. [invalidFunctionArgStr] 2022-06-03 10:20:19 +02:00
orbitcowboy a59e510cdc Fixed FP - invalidFunctionArgStr, found with daca@home: ftp://ftp.de.debian.org/debian/pool/main/i/ion/ion_3.2.1+dfsg.orig.tar.gz; ion-open-source/arch-rtems/pmqlsi.c:146:18: error: Invalid mq_send() argument nr 2. A nul-terminated string is required. [invalidFunctionArgStr] 2022-06-03 10:06:32 +02:00
orbitcowboy 8382ea7692 std.cfg: Improved configuration of strpbrk() and added regression tests. These cases were found in the wild (daca@home: ftp://ftp.de.debian.org/debian/pool/main/i/ion/ion_3.2.1+dfsg.orig.tar.gz, ion-open-source/contrib/dtnperf/dtnperf/src/utils.c:71:32: error: Invalid strpbrk() argument nr 2. A nul-terminated string is required. [invalidFunctionArgStr]). 2022-06-03 08:36:25 +02:00
orbitcowboy 4e9565b4e6 Fixed FP invalidFunctionArgStr, found a daca@home: ftp://ftp.de.debian.org/debian/pool/main/h/haskell-hs-bibutils/haskell-hs-bibutils_6.10.0.0.orig.tar.gz 2022-06-02 23:39:04 +02:00
Paul Fultz II 72342de0da
Fix 11114: FP knownConditionTrueFalse across functions (#4163)
* Fix 11114: FP knownConditionTrueFalse across functions

* Format
2022-06-02 23:24:11 +02:00
Oliver Stöneberg 133b9c2790
some `test/CMakeLists.txt` cleanups (#4067)
* test/CMakeLists.txt: removed unnecessary `CTest` include - gets rid of additional CTest/CDash targets

* test/CMakeLists.txt: adjusted CMake version - `CMAKE_MATCH_<n>` requires 3.9`

* test/CMakeLists.txt: sorted `add_cfg()` calls

* test/CMakeLists.txt: extract test fixtures based on `REGISTER_TEST` macro

* test/CmakeLists.txt: added TODO
2022-06-02 22:26:01 +02:00
orbitcowboy 67795cdfcf
Fixed FPs from Ticket 11119 - invalidFunctionArgStr with null-terminated strings (#4164)
* Fixed first FP from #11119 - invalidFunctionArgStr with null-terminated strings

* Fixed second test case from #11119.

* Fixed another FP, found on daca@home ftp://ftp.de.debian.org/debian/pool/main/g/glhack/glhack_1.2.orig.tar.gz.

* Format
2022-06-02 19:30:29 +02:00
orbitcowboy 58460edaf8 Fixed crash due to missing null pointer check. 2022-06-02 11:32:55 +02:00
orbitcowboy 0eae0023a3 posix.cfg: Added missing '<strz/>'-flags 2022-06-02 09:41:10 +02:00
orbitcowboy 63a8eac4d3 std.cfg: Added missing '<strz/>'-flags 2022-06-02 09:23:22 +02:00
orbitcowboy 886b5d1039 Improved invalidFunctionArgStr checking and detect more cases where a NON-null-terminated string is used to call functions, configured with <strz/>. 2022-06-02 01:09:09 +02:00
chrchr-github cd7362e0e7
Fix FN with default init (#4162)
* Fix #11099 FP: variableScope when using range constructor to vector

* Format

* Fix FN with default init
2022-06-01 23:18:59 +02:00
chrchr-github 2452a2c01d
Fix #11099 FP: variableScope when using range constructor to vector (#4161)
* Fix #11099 FP: variableScope when using range constructor to vector

* Format
2022-06-01 21:15:41 +02:00
chrchr-github 423e67bd6a
Fix FP memleak (#4145) 2022-05-30 06:55:15 +02:00
Paul Fultz II d7c914bd3e
Handle subfunction values in valueflow conditions (#4128) 2022-05-29 19:57:10 +02:00
chrchr-github 7fbb9c7c13
Fix #10980 FN constVariable with range-based for loop (#4144)
* Fix #10980 FN constVariable with range-based for loop

* Format

* nullptr check

* Restrict scopes

* Add const

* Undo

* Add more const
2022-05-29 17:06:33 +02:00
chrchr-github e1c51940a2
Fix #11095 FP constParameter with decremented pointer (#4131) 2022-05-28 08:32:58 +02:00
chrchr-github 16a4449901
Fix crash with statement expression (#4142) 2022-05-28 00:11:23 +02:00
chrchr-github 16af6561c2
Fix FP memleak with unknown ptr typedef (#4141)
* Fix #11019 FN memleak with redundant pointer op

* Style

* Fix #7705 FN: Memory leak not detected on struct member

* Fix FP memleak with function call, fix cppcheckError

* Fix FP memleak with array

* Fix FPs memleak with array and ptr to ptr

* Fix FP memleak with unknown ptr typedef

* Format
2022-05-27 23:52:56 +02:00
chrchr-github d5d6da0dd4
Fix #11094 FP unreadVariable with unique_ptr and unknown type (#4140) 2022-05-27 17:17:50 +02:00
orbitcowboy 558e00272d windows.cfg: Improved configuration of _mbscmp() and _mbscmp_l(). 2022-05-27 12:28:30 +02:00
Rikard Falkeborn 068e5bad27
Fix #9966: FP memleak with multiple assignments in if-statement (#4138)
Similar to how we do for assignments outside if-statements, bail out
since we do not track multiple variables.
2022-05-27 07:57:43 +02:00
chrchr-github 19dd59eae6
Fix FPs memleak with array and ptr to ptr (#4139)
* Fix #11019 FN memleak with redundant pointer op

* Style

* Fix #7705 FN: Memory leak not detected on struct member

* Fix FP memleak with function call, fix cppcheckError

* Fix FP memleak with array

* Fix FPs memleak with array and ptr to ptr
2022-05-26 15:27:36 +02:00
chrchr-github 86763b7b0a
Fix FP memleak with array (#4133)
* Fix #11019 FN memleak with redundant pointer op

* Style

* Fix #7705 FN: Memory leak not detected on struct member

* Fix FP memleak with function call, fix cppcheckError

* Fix FP memleak with array
2022-05-26 00:03:30 +02:00
chrchr-github 2b611709e2
Add test for #11066 (#4136) 2022-05-25 23:28:54 +02:00
chrchr-github 1ed280fe63
Fix FP memleak with function call, fix cppcheckError (#4130)
* Fix #11019 FN memleak with redundant pointer op

* Style

* Fix #7705 FN: Memory leak not detected on struct member

* Fix FP memleak with function call, fix cppcheckError
2022-05-24 14:02:06 +02:00
chrchr-github 2ceaf308de
Fix #11084: ValueType for pointer typedef, don't warn for typedef'd pointers, improve error message (#4123)
* Fix ValueType for pointer typedef

* Add test

* Don't warn for typedef'd pointers, improve error message

* Fix tests

* Add TODO

* Fix test

* Set isSimplifiedTypedef() for more tokens, add test

* Add test
2022-05-24 10:09:48 +02:00
orbitcowboy c30333425b Added a regression test for ticket #8892 - FN: knownConditionTrueFalse 2022-05-24 09:21:21 +02:00
Paul Fultz II 5999b35130
Fix 10944: FN: knownConditionTrueFalse (#4124)
* Fix 10944: FN: knownConditionTrueFalse

* Use or

* Format
2022-05-23 23:22:08 +02:00
chrchr-github 1ced94be43
Fix #11019 FN memleak with redundant pointer op / #7705 FN: Memory leak not detected on struct member (#4126)
* Fix #11019 FN memleak with redundant pointer op

* Style

* Fix #7705 FN: Memory leak not detected on struct member
2022-05-23 23:21:36 +02:00
Paul Fultz II e2c35abde5
Fix 11050: False positive: unreadVariable for class variable when another function uses the same variable name (#4121) 2022-05-22 09:20:32 +02:00
chrchr-github 22a4fdb6c4
Fix crash in checkPassByReference() (#4122) 2022-05-21 16:02:35 +02:00
Daniel Marjamäki 1f6554e2e8 Update copyright year 2022-05-21 12:18:27 +02:00
chrchr-github 2a7f00cf9a
Fix #8545 FN Condition '...' is always true ' uint16_t i; ( i <= 0xFFFF)' (#4114) 2022-05-21 08:33:42 +02:00
Paul Fultz II feaef46436
Fix 11076: Assert failure / crash with loop over init list (#4119) 2022-05-21 08:25:09 +02:00
Paul Fultz II a62fb986a5
Fix 11090: Infinite recursion in findTypeInBase() (#4120) 2022-05-21 08:24:29 +02:00
chrchr-github 2b723eafcb
Fix ValueType for references in range-based for loop (#4116)
* Fix ValueType for references in range-based for loop

* Format
2022-05-20 08:48:01 +02:00
chrchr-github 112b1573c5
Fix #11078 FN constructing string from nullptr / #11079 FN unread variables (#4112)
* Fix #11078 FN constructing string from nullptr / #11079 FN unread variables

* Format
2022-05-18 13:52:44 +02:00
Paul Fultz II 90e6c10c12
Fix 11072: FP arrayIndexOutOfBounds, nullPointer with nested loops (#4113)
* Fix 11072: FP arrayIndexOutOfBounds, nullPointer with nested loops

* Format

* Remove print statement
2022-05-18 08:29:30 +02:00
orbitcowboy 06216b06fc Fixed failing CI. 2022-05-15 08:53:21 +02:00
orbitcowboy 4f410ffb79
library: Improved argument <valid>-interface to defined values that are explicitly excluded. (#4111)
* library: Improved <valid>-interface to defined values that are explicitly excluded.

* std.cfg: Improved configuration of remainder[fl]().

* Fixed failing self check

* Fixed failing self check

* std.cfg: Added support for std::remquo().
2022-05-14 16:05:18 +02:00
chrchr-github 52f507d1fb
Fix #8004 unintentional semicolon in expression '.. ; +dostuff();' (#4109)
* Fix #8004 unintentional semicolon in expression '.. ; +dostuff();'

* Improve error message

* Don't remove single unary + in front of variables
2022-05-13 06:54:02 +02:00
Paul Fultz II fbba72ab5a
Fix 11057: FP danglingTemporaryLifetime with reference member (#4103)
* Fix 11057: FP danglingTemporaryLifetime with reference member

* Add test

* Format

* Use ast for number of arguments

* Get number of arguments using ast

* Skip aggregate constructor when there are too many arguments

* Format
2022-05-13 06:51:07 +02:00
Paul Fultz II 5f9bee9b91
Fix 11056: FP uninitvar with known condition in loop (#4107)
* Fix 11056: FP uninitvar with known condition in loop

* Format
2022-05-12 06:37:48 +02:00
Paul Fultz II 6d3208ecb0
Fix 11062: false positive: knownEmptyContainer (regression) (#4106)
* Fix 11062: false positive: knownEmptyContainer (regression)

* Format
2022-05-12 06:24:16 +02:00
Paul Fultz II 5d8da2b83c
Fix 11035: FP arrayIndexOutOfBoundsCond with array and vector (#4105)
* Fix 11035: FP arrayIndexOutOfBoundsCond with array and vector

* Format

* Move comment
2022-05-12 06:21:33 +02:00
chrchr-github e7e8b1baf9
Fix #9861 FN: "static" not suggested for non-const method (#4101)
* Fix #9861 FN: "static" not suggested for non-const method

* Format

* Make functions static

* static
2022-05-11 20:01:22 +02:00
chrchr-github 63a1698335
Fix #11059 FP multiCondition when variable is assigned in if/else (#4102) 2022-05-11 20:01:13 +02:00
orbitcowboy d0b7fe887a Added a regression test for #4103 - Comparing Boolean variables (> or <) 2022-05-11 11:30:02 +02:00
chrchr-github 942dbad11c
Fix #7197 not getting expected warning in relational comparison of booleans (#4095)
* Fix #7197 not getting expected warning in relational comparison of booleans

* return nullptr
2022-05-11 08:09:32 +02:00
orbitcowboy e9641e6de5 std.cfg: Attempt to fix failing CI 2022-05-10 23:09:10 +02:00
Daniel Marjamäki 72ba85a2fc AST: Fix AST for array size calculation in cast (char (*)[...]) 2022-05-10 22:47:57 +02:00
Daniel Marjamäki 4257f9d46a Tokenizer: fix for __attribute__ before function that returns a reference 2022-05-10 20:59:24 +02:00
chrchr-github a70d11adb6
Fix #11052 inline static global struct declaration interferes with checks (#4098) 2022-05-10 20:43:11 +02:00
orbitcowboy f23111d610 std.cfg: Improved configuration of some <thread.h> (since C11) functions. 2022-05-10 19:21:41 +02:00
chrchr-github e2bb77f990
Remove severity 'experimental' from checkComparisonOfBoolWithBool() (#4097)
* Enable experimental check

* Remove experimental

* Don't compare Booleans using relational operators
2022-05-10 18:25:13 +02:00
chrchr-github ad547af6f9
Add tests for #6323, #6855, #6857 (#4096)
* Add tests for #6870, #10749

* Add test for #6372

* Add tests for #6855, #6857

* Add test for #6323

* Comment
2022-05-10 18:25:01 +02:00
orbitcowboy 57e35513b9 std.cfg: Improved testing of std::system() 2022-05-10 13:53:16 +02:00
chrchr-github 52cbbb0229
Fix FP uninitMemberVar with defaulted special member functions (#4094)
* Fix #10569 FN: duplicateExpression with multiple strings compared

* Fix compiler warning

* TODO -> ASSERT

* Update testautovariables.cpp

* Improve error message

* Format

* Improve message

* Fix FP with defaulted operator=

* Fix condition
2022-05-10 13:04:45 +02:00
Oliver Stöneberg 56ac230e97
added strict cfg check (#4093)
* runtests.sh: added strict mode - enabled via `STRICT=1`

* CI-unixish.yml: added strict cfg check

* runtests.sh: disabled syntax check for kde.cpp since `kde-4config` is no longer commonly available in recent distros

* runtests.sh: disabled syntax check for opencv2.cpp since `opencv.pc` is not commonly available in distros

* runtests.sh: added missing trailing slash to `CFG` - fixes define checks
2022-05-10 13:03:58 +02:00
orbitcowboy 6152e5712a std.cfg: Improved configuration of std::filebuf::open(). 2022-05-10 10:17:27 +02:00
orbitcowboy 1382cd837e std.cfg: Improved configuration of std::*stream::open(). 2022-05-10 10:07:55 +02:00
orbitcowboy 6a3520164a std.cfg: Improved configuration of std::ifstream::open() and std::ios_base::open(). 2022-05-10 09:50:02 +02:00
orbitcowboy 440e8f9c22 std.cfg: Improved configuration of std::ofstream::write(), std::ostringstream::write(), std::ostream::write() and std::fstream(). 2022-05-10 09:30:13 +02:00
chrchr-github 54f832a2fe
Fix #10569 FN: duplicateExpression with multiple strings compared (#4087) 2022-05-09 21:05:35 +02:00
chrchr-github 38bdece3fe
Fix #9391 False negative: Uninitialized struct member (default constructor) (#4088)
* Fix #9391 False negative: Uninitialized struct member (default constructor)

* Format

* Initialize variables

* Init
2022-05-09 20:28:21 +02:00
Paul Fultz II be6daa94bb
Fix 11053: Integer division by zero in calculate.h (#4092)
* Fix 11053: Integer division by zero in calculate.h

* Format
2022-05-09 20:27:32 +02:00
Paul Fultz II 69f09da63e
Fix 11044: FP knownConditionTrueFalse after early return (#4091)
* Fix 11044: FP knownConditionTrueFalse after early return

* Format
2022-05-09 20:26:52 +02:00
chrchr-github 16ef2c1838
Add test for #6372 (#4090)
* Add tests for #6870, #10749

* Add test for #6372
2022-05-09 20:26:15 +02:00
chrchr-github 8c0561a78b
Add tests for #6870, #10749 (#4089) 2022-05-09 14:52:31 +02:00
Daniel Marjamäki eb9c4b4aed Tokenizer: Fix handling of __attribute__ for overloaded operator function 2022-05-08 18:19:52 +02:00
orbitcowboy b847882994 std.cfg: Improved configuration of vfwprintf(). 2022-05-08 18:15:22 +02:00
orbitcowboy 0db793fc51 std.cfg: Improved configuration of vfprintf() 2022-05-08 18:06:30 +02:00
orbitcowboy 1942bd5679 std.cfg: Improved configuration of fprintf() and added TODO tests for wcsftime() when array count value exceeds bounds. 2022-05-08 18:02:10 +02:00
Daniel Marjamäki fab55287f7 Tokenizer: improved handling of __asm__ in function declaration 2022-05-08 16:03:09 +02:00
Daniel Marjamäki 449d351095 Revert "Tokenizer: handle when __asm__ directive is provided for function"
This reverts commit f25b8cf662.
2022-05-07 21:53:10 +02:00
Daniel Marjamäki f25b8cf662 Tokenizer: handle when __asm__ directive is provided for function 2022-05-07 19:40:03 +02:00
chrchr-github 612d7be85a
Fix #11045 syntaxError with unknown macros and using namespace (#4086) 2022-05-05 19:47:56 +02:00
orbitcowboy f3ae729f89 std.cfg: Improved configuration of fesetexceptflag() and fetestexcept(). 2022-05-05 15:07:06 +02:00
Paul Fultz II 843f7893d6
Fix 11040: FP nullPointer after loop (#4085) 2022-05-05 06:55:02 +02:00
Paul Fultz II 8d16ee946c
Fix 11027: False positive: containerOutOfBounds from condition in assert (#4084)
* Fix 11027: False positive: containerOutOfBounds from condition in assert

* Format
2022-05-05 06:54:44 +02:00
Paul Fultz II 5afd6880c3
Fix 11028: False positive: invalidContainer (#4083)
* Fix 11028: False positive: invalidContainer

* Format
2022-05-05 06:54:36 +02:00
chrchr-github adba751217
Fix #11018 FP uninitvar with redundant pointer op (#4082)
* Skip redundant pointer op

* Fix  #11018 FP uninitvar with redundant pointer op

* Format
2022-05-05 06:54:27 +02:00
chrchr-github aebc080c0f
Fix #11041 FN constVariable with array of pointers [regression] (#4080)
* Fix #11041 FN constVariable with array of pointers [regression]

* Use std::vector for deterministic order of results, use helper variables
2022-05-05 06:54:03 +02:00
orbitcowboy 7c816425b9 gnu.cfg: Fixed compiler warning from GCC: warning: ‘struct servent’ declared inside parameter list will not be visible 2022-05-04 20:29:12 +02:00
chrchr-github 9a379925cd
FIx FN shadowVariable in static function (#4079)
* FIx FN shadowVariable in static function

* Use functionOf
2022-05-04 17:56:16 +02:00
chrchr-github e2069dd1b9
Fix #10650 FN knownConditionTrueFalse with const int value (#4078) 2022-05-04 14:25:00 +02:00
Paul Fultz II 496b45f27b
Fix 11009: FP uninitvar (#4076)
* Fix 11009: FP uninitvar

* Format
2022-05-04 05:59:01 +02:00
chrchr-github 1e40a2e73e
Fix #5210 C-style pointer casting not detected for casts to ** (#4075) 2022-05-03 20:15:42 +02:00
chrchr-github 509e42afd4
Fix #11034 FN duplicateCondition with struct member (#4074)
* Fix #11034 FN duplicateCondition with struct member

* Update testcondition.cpp
2022-05-03 19:57:30 +02:00
chrchr-github 51b4cf592b
Fix #11029 unknownMacro reported with noexcept (regression) (#4073) 2022-05-03 13:37:14 +02:00
orbitcowboy e293b66ac6 gnu.cfg: Added support for getservent_r(). 2022-05-03 11:54:28 +02:00
Paul Fultz II 3edb10a006
Fix 11024: FP returnDanglingLifetime with c_str() passed to constructor (#4072) 2022-05-03 11:42:32 +02:00
orbitcowboy 9f7c34272d Added a regression test for ticket #10000 - No UnreadVariable for simple class 2022-05-03 06:58:03 +02:00
chrchr-github 8ce0faf723
Fix #10427 Regression: selfInitialization (#4070) 2022-05-02 16:49:13 +02:00
orbitcowboy 5a7c998a79 posix.cfg: Improved configuration of getpwuid_r(). 2022-05-02 16:48:22 +02:00
orbitcowboy 8cc16f1adb posix.cfg: Improved configuration of getpwnam_r(). 2022-05-02 16:41:33 +02:00
chrchr-github 67f4fe575f
Fix #10978 syntaxError with attribute for function pointer (#4069) 2022-05-02 15:05:48 +02:00
orbitcowboy 6c54e7363d posix.cfg: Added support for fgetpwent_r(). 2022-05-02 12:56:47 +02:00
orbitcowboy 86cc410dc2 posix.cfg: Added support for getpwent_r(). 2022-05-02 12:51:58 +02:00
orbitcowboy ba57f33f81 posix.cfg: Added support for getgrnam_r() and getgrgid_r(). 2022-05-02 12:28:54 +02:00
orbitcowboy 0ec2d5f40d std.cfg: Improved configuration of qsort(). 2022-05-02 11:58:31 +02:00
orbitcowboy 6a657865eb posix.cfg: Improved test cases for ffs(). 2022-05-01 18:15:32 +02:00
orbitcowboy 6ad5a94acf gnu.cfg: Improved configuration for memrchr(). 2022-05-01 18:10:19 +02:00
orbitcowboy 6f6ddb99b2 std.cfg: Improved tests for memchr(). 2022-05-01 18:09:54 +02:00
chrchr-github e9a0d7979e
Fix #11014 FN redundantPointerOp / remove simplifyMulAndParens() (#4062) 2022-05-01 15:46:07 +02:00
orbitcowboy e0ccfea027 gnu.cfg: Improved configuration of ffsl() and ffsll() 2022-05-01 15:29:35 +02:00
orbitcowboy 178efb7058 posix.cfg: Improved configuration for ffs(). 2022-05-01 15:24:57 +02:00
orbitcowboy cbcbff7d12 posix.cfg: Improved tests for readlink(). 2022-05-01 14:17:49 +02:00
orbitcowboy 0e4a17e2ab posix.cfg: Improved configuration of readlinkat(). 2022-05-01 14:08:08 +02:00
orbitcowboy 5db6fc1f54 std.cfg: Improved configuration of localtime_s() 2022-05-01 12:47:13 +02:00
orbitcowboy 01a24d2ce0 posix.cfg: Improved configuration of recv(). 2022-05-01 12:27:14 +02:00
orbitcowboy d6af9da83d posix.cfg: Improved configuration of recvfrom(). 2022-05-01 12:24:15 +02:00
orbitcowboy 85f44d36dd gnu.cfg: Added support for semtimedop(). 2022-05-01 11:41:51 +02:00
orbitcowboy 63e58b9051 posix.cfg: Added support for semop(). 2022-05-01 11:41:31 +02:00
Paul Fultz II 3e686103ae
Fix 10984: False positive: invalidContainer when explictly capturing vector by reference (#4064) 2022-04-30 09:36:28 +02:00
Paul Fultz II 4e7125554f
Fix 8358: FP: Condition '(number*0)!=0' is always false (#4065) 2022-04-30 09:35:51 +02:00
Paul Fultz II 9fa5c4e201
Fix 11011: FP returnDanglingLifetime with non-const reference argument [inconclusive] (#4066)
* Fix 11011: FP returnDanglingLifetime with non-const reference argument [inconclusive]

* Format
2022-04-30 08:23:58 +02:00
chrchr-github 6a914dc435
Add tests for # 10773, #108787, #8991 (#4063)
* Add test for #10773

* Add test for #10878

* Add test for #8991
2022-04-30 08:20:00 +02:00
chrchr-github e7afb3045b
Fix FP redundantPointerOp with macro (#4061)
* Fix #10991 FN: Redundant pointer operation

* Fix FP redundantPointerOp

* Check for LValue

* Fix FP redundantPointerOp with macro

* Format
2022-04-29 13:23:50 +02:00
chrchr-github 0467ab1339
Fix #7923 FN memleak with cfg (#4060) 2022-04-28 19:50:16 +02:00
chrchr-github 8dbe6994a2
Fix FP redundantPointerOp (#4058)
* Fix #10991 FN: Redundant pointer operation

* Fix FP redundantPointerOp

* Check for LValue
2022-04-28 15:25:31 +02:00
chrchr-github 3d3885d151
Add test for #9838 / Remove noisy assert (#4059)
* Add test for #9838

* Remove noisy assert
2022-04-28 15:24:54 +02:00
Paul Fultz II aafd1e10be
Fix 11006: FP uninitvar with unknown constant (#4056) 2022-04-28 10:48:37 +02:00
chrchr-github 7cedf3e0e5
Partial fix for #10983 False positive: returnTempReference with trailing return type (#4055) 2022-04-27 20:11:32 +02:00
chrchr-github 034140e7e1
Fix #10991 FN: Redundant pointer operation (#4054) 2022-04-27 19:52:56 +02:00
chrchr-github bcbc29affb
Fix #10526 FP: negativeIndex if function call is made after index check (#4052)
* Fix #10526 FP: negativeIndex if function call is made after index check

* Improve container check

* Format
2022-04-27 14:08:44 +02:00
chrchr-github 6df0f9b3e3
Add tests for #7377, #8692, #9180 (#4053) 2022-04-27 12:43:21 +02:00
orbitcowboy 6796f9daa2 std.cfg: Moved strdup() from posix.cfg to std.cfg since its now part of C23. 2022-04-27 12:41:40 +02:00
orbitcowboy b2c3a9e9a3 posix.cfg: Improved configuration for send(). 2022-04-27 10:41:57 +02:00
orbitcowboy 9726dc8174 posix.cfg: Improved support for sendto(). 2022-04-27 10:35:43 +02:00
orbitcowboy fa1182c0f1 bsd.cfg: Added support for setbuffer() and setlinebuf(). 2022-04-27 10:22:38 +02:00
orbitcowboy 53ebb55e1f std.cfg: Improved configuration of setvbuf(). 2022-04-27 10:09:23 +02:00
orbitcowboy 561e21e2aa std.cfg: Improved tests for setbuf(). 2022-04-27 09:21:09 +02:00
orbitcowboy fa351e010b posix.cfg: Improved tests for socketpair() 2022-04-26 18:13:24 +02:00
orbitcowboy 17189e1d6e std.cfg: Improved configuration of strftime(). 2022-04-26 18:03:39 +02:00
Paul Fultz II 474c7fe5cc
Fix 10953: False positive: Possible null pointer dereference when calling derived function (#4044) 2022-04-26 17:57:06 +02:00
orbitcowboy 7d723a7a60 Merge branch 'main' of https://github.com/danmar/cppcheck into main 2022-04-26 17:51:24 +02:00
orbitcowboy 7e3ac96ebc std.cfg: Improved tests of vswprintf(). 2022-04-26 17:50:59 +02:00
chrchr-github 0dc3cb6eba
Fix #11007 FP nullPointerRedundantCheck with static function pointer (#4051) 2022-04-26 17:25:56 +02:00
orbitcowboy 0d35a60954 posix.cfg: Added support for drand48, erand48, lrand48, nrand48, mrand48, jrand48, srand48, seed48 and lcong48 - generate uniformly distributed pseudo-random numbers. 2022-04-26 17:24:39 +02:00
orbitcowboy bfbc7e1549 posix.cfg: Added support for getlogin_r(). 2022-04-26 10:04:15 +02:00
orbitcowboy bd1104d786 posix.cfg: Added support for pread(). 2022-04-26 09:37:08 +02:00
orbitcowboy 942375741b posix.cfg: Added support for pwrite(). 2022-04-26 09:26:39 +02:00
orbitcowboy bb98ccf7d4 Ticket #9313 - Added a regression test 2022-04-26 07:45:08 +02:00
chrchr-github 6b5df68677
Fix #11001 syntaxError for valid C code sizeof(enum ...) (#4045) 2022-04-26 07:22:53 +02:00
chrchr-github 961ecfbe33
Fix #11003 cppcheckError with nested template arguments (#4049) 2022-04-25 22:23:06 +02:00
chrchr-github 1bc0317719
Fix #11002 FP uninitStructMember with extra parentheses (#4047) 2022-04-25 22:22:35 +02:00
chrchr-github b4df064875
Fix #11004 FP AssignmentIntegerToAddress with volatile (#4046) 2022-04-25 22:00:37 +02:00
chrchr-github 81f9b9b2b7
Fix FP with ptr to ptr const (#4050) 2022-04-25 21:45:11 +02:00
orbitcowboy d7063806d1 posix.cfg: Improved configuration for swab(). 2022-04-25 18:34:31 +02:00
orbitcowboy d1b6954dd8 std.cfg: Improved configuration for wcsrtombs(). 2022-04-25 18:25:52 +02:00
orbitcowboy 31d0b0b73b posix.cfg: Improved configuration for wcsnrtombs(). 2022-04-25 15:54:44 +02:00
orbitcowboy 89ae22c0e1 posix.cfg: Improved configuration for wcsnrtombs(). 2022-04-25 15:49:37 +02:00
orbitcowboy dd2e218bb4 posix.cfg: Added some tests for ttyname_r(). 2022-04-25 12:46:27 +02:00
orbitcowboy d42bab47ae posix.cfg: Added support for wcsnrtombs(). 2022-04-25 12:26:02 +02:00
Paul Fultz II 6b9ac6f7a8
Warn when incrementing uninitialized value (#4042)
* Warn when incrementing uninitialized value

* Format
2022-04-24 09:56:58 +02:00
Paul Fultz II 5d5562266d
ValueFlow: Assume constant is nonzero when its negated (#4041)
* ValueFlow: Assume constant is nonzero when its negated

* Format

* Format
2022-04-23 06:19:07 +02:00
Paul Fultz II 4eed29502c
ValueFlow: Set values to parameters to longjmp and setjmp (#4040)
* ValueFlow: Set values to parameters to longjmp and setjmp

* Format
2022-04-23 06:18:55 +02:00
Paul Fultz II 4fa2e3ac87
Use default template in the cfg tests (#4039) 2022-04-23 06:18:44 +02:00
orbitcowboy a75ecbca0e std.cfg: Improved tests for wcsftime(). 2022-04-22 08:29:20 +02:00
orbitcowboy 5d26d62698 posix.cfg: Added more test for wcpncpy(). 2022-04-22 08:23:17 +02:00
orbitcowboy 097438f308 posix.cfg: utimes() is a wrapper for utime(), which is obsolescent. Set utimes() as obsolescent as well. 2022-04-22 08:18:21 +02:00
orbitcowboy 478aa6754b posix.cfg: Added support for wcsncasecmp(). 2022-04-22 08:07:20 +02:00
orbitcowboy 0560a946a8 std.cfg: Added more tests 2022-04-22 08:00:45 +02:00
orbitcowboy 051512dd48 bsd.cfg: Added support for pwritev(), preadv(), writev() and writev(). 2022-04-22 07:41:03 +02:00
orbitcowboy b315e8a115 std.cfg: Added more tests for wmemmove() and wmemset(). 2022-04-22 07:25:27 +02:00
Oliver Stöneberg fdca61add9
aligned build options of Visual Studio project configurations and added them to CMake (#4020) 2022-04-21 21:28:29 +02:00
orbitcowboy 1bf7b3b7dd std.cfg: Added more tests for memcmp(), memcpy() and memmove(). 2022-04-21 21:01:38 +02:00
Paul Fultz II 3feecc51d6
Fix 10988: FP: Regression, uninitvar (#4037) 2022-04-21 19:29:38 +02:00
orbitcowboy ce35a6c975 std.cfg: Added more tests for strcat() and strcpy(). 2022-04-21 16:59:25 +02:00
orbitcowboy e683f3ce28 std.cfg: Added more test for strncpy(). 2022-04-21 16:47:19 +02:00
orbitcowboy 7f48127c0b std.cfg: Added more test for strncat(). 2022-04-21 16:43:52 +02:00
orbitcowboy a6f87e6b8a std.cfg: Added more test for strcmp(). 2022-04-21 16:13:48 +02:00
orbitcowboy e06169cf8d std.cfg: Added more test for strncmp() and wmemcmp(). 2022-04-21 16:09:36 +02:00
Oliver Stöneberg f53ad2391a
CMakeLists.txt: removed left-over Z3 code (#4035) 2022-04-21 12:54:16 +02:00
orbitcowboy 7c766a9696 gnu.cfg: Ensure a nullPointer warning is shown for invalid input to mempcpy() and wmempcpy(). 2022-04-21 09:19:32 +02:00
orbitcowboy c7ab35613e posix.cfg: Cleanup test case. 2022-04-21 09:10:13 +02:00
orbitcowboy 49057543a1 std.cfg: Ensure a warning is issued for null pointer input for strlen(). 2022-04-21 09:09:46 +02:00
orbitcowboy 3bd65d42cd posix.cfg: Fixed bufferAccessOutOfBounds falsen negative for strnlen() and added a TODO for wcsnlen() 2022-04-21 09:02:02 +02:00
orbitcowboy dad1a68e51 posix.cfg: Fixed FP bufferOverlap-warning of bcopy() and added more tests. 2022-04-21 08:31:22 +02:00
orbitcowboy 1fb1b22bae posix.cfg: Improved configuration for bzero() and added tests. 2022-04-20 20:57:58 +02:00
orbitcowboy fe1c1ddcc1 test/posix.c: Formatted code [ci skip]. 2022-04-20 18:21:24 +02:00
orbitcowboy d075cba535 posix.cfg: Ensure null pointer input is correctly handled for bcmp(). 2022-04-20 18:18:38 +02:00
orbitcowboy 7cbdea9b81 posix.cfg: Ensure null pointer input is correctly handled for strcasecmp(). 2022-04-20 18:15:54 +02:00
orbitcowboy a8a821a9c7 posix.cfg: Ensure null pointer input is correctly handled for strncasecmp(). 2022-04-20 18:13:49 +02:00
orbitcowboy f3fc5892e1 posix.cfg: Ensure null pointer input is correctly handled for strsep(). 2022-04-20 17:58:50 +02:00
orbitcowboy c17d3a1022 posix.cfg: Ensure null pointer input is correctly handled for stpcpy(). 2022-04-20 17:52:38 +02:00
orbitcowboy 1055b118a4 posix.cfg: Ensure null pointer input is correctly handled for gethostname(). 2022-04-20 17:40:03 +02:00
orbitcowboy d0ff2a022a posix.cfg: Added support for wcwidth(). 2022-04-20 17:32:26 +02:00
Oliver Stöneberg 4ddd7e562d
runtests.sh: refactoring and cleanups (#4029)
* runtests.sh: avoid redundant `pkg-config` checks and simplified the check

* runtests.sh: write a message when something is completely missing

* runtests.sh: derive paths from script location

* runtests.sh: improved readability by using individual functions for each file

* runtests.sh: added helper function `get_pkg_config_cflags()` to clean up cflag lookup from `pkg-config`

* runtests.sh: simplified `xmlstarlet` calls
2022-04-20 17:27:12 +02:00
orbitcowboy 8b90b2d0fd posix.cfg: Added more tests. 2022-04-20 15:27:14 +02:00
orbitcowboy 1067cb6e5d posix.cfg: Added support for wcswidth(). 2022-04-20 15:23:46 +02:00
orbitcowboy 5be16c3113 std.cfg: Ensure null pointer input is correctly handled for fgets() and fgetws(). 2022-04-20 08:50:45 +02:00
orbitcowboy df84bed889 posix.cfg: Added support for more interfaces. 2022-04-20 07:45:38 +02:00
orbitcowboy 5a3d84d84d posix.cfg: Added support for aio_read() 2022-04-20 07:27:28 +02:00
orbitcowboy e0942c1bb4 std.cfg: Ensure warnings are issued for passing null pointer to bsearch(). 2022-04-19 21:21:35 +02:00
orbitcowboy b7bffaa1a7 Formatted code 2022-04-19 21:13:22 +02:00
orbitcowboy f3907e4c9e posix.cfg: Added support for aio_suspend(). 2022-04-19 21:13:09 +02:00
orbitcowboy 24303bfdd3 wxwidgets.cfg: Fixed FPs due to wrong direction attribute set for wxString::ToDouble and wxString::ToCDouble(). 2022-04-19 06:53:34 +02:00
orbitcowboy 6746da5e53 wxwidgets.cfg: Fixed some FPs for wxTextCtrl::GetSelection(), where the argument direction was wrongly set as input. 2022-04-18 15:41:50 +02:00
Oliver Stöneberg 8f728cb4b6
added (partial) support for specifying C++23 and support more "-std" options (#3212) 2022-04-15 16:17:36 +02:00
Paul Fultz II 28cf14f110
Fix 10975: false negative: dangling reference in class (#4024)
* Fix 10975: false negative: dangling reference in class

* Format
2022-04-14 18:59:12 +02:00