Commit Graph

13713 Commits

Author SHA1 Message Date
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
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
Oliver Stöneberg ce945ec7fc
enabled and fixed `modernize-use-override` clang-tidy warnings (#4168) 2022-06-03 21:32:39 +02:00
chrchr-github e6f2929fac
Fix #11085 FN constVariable with range-based for (#4118) 2022-06-03 19:24:59 +02:00
Oliver Stöneberg cc08a661e6
astutils.h: reserve `std::vector` space in `visitAstNodes()` to avoid excess allocations (#4158) 2022-06-03 19:21:17 +02:00
orbitcowboy 00abf21d40 Format 2022-06-03 18:59:43 +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
Oliver Stöneberg d36e05af28
enabled and fixed `modernize-use-emplace` clang-tidy warnings (#4165)
* enabled and fixed `modernize-use-emplace` clang-tidy warnings

* avoid unnecessary creation of temporaries in `emplace_back()` calls
2022-06-03 15:09:29 +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 7dac213734 Removed useless parentheses 2022-06-03 10:50:07 +02:00
orbitcowboy 9b0f41e1a0 Revert change 3dfe9eff3e (commitcomment-75236431). 2022-06-03 10:22:29 +02:00
orbitcowboy c24edc528e astutils.cpp: Removed useless parentheses 2022-06-03 00:18:35 +02:00
orbitcowboy 3dfe9eff3e astutils.cpp: Improved const correctness 2022-06-03 00:07:15 +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
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 7275350f3e Combined consecutive Token::simpleMatch() calls 2022-06-02 07:27:19 +02:00
orbitcowboy 3b2509c9cc Fixed failing self-check: style: Call to 'Token::previous()' followed by 'Token::tokAt()' can be simplified. [redundantNextPrevious] 2022-06-02 07:16:09 +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
Paul Fultz II e430a11b49
Add debug_valueflow instrinsic to show valueflow values and its error path (#4159)
* Add debug_valueflow instrinsic to show valueflow values and its error path

* Format
2022-06-01 06:53:21 +02:00
Oliver Stöneberg 40bcbd47d6
small `Token::Match()` optimizations (#4154)
* token.cpp: fixed `readability-else-after-return` warnings in `Match()`

* token.cpp: removed some duplicated code from `Match()`

* token.cpp: use `strchr()` instead of loop in `Match()`

* token.cpp: added early exit and removed unnecessary loop condition in `Match()`
2022-05-31 13:52:34 +02:00
Oliver Stöneberg 3d5d2e8fd8
inlined `findAstNode()` calls (#4146) 2022-05-31 13:37:21 +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
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
orbitcowboy eb3b8a6cec checkAlwaysTrueOrFalseStringCompare: Added '_mbscmp_l' to list of functions. 2022-05-25 13:35:39 +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
Paul Fultz II 7405ea039d
Refactor valueflow forward and reverse functions and unify them (#4127)
* Move functions around

* Make it a template to handle both overloads

* Simplify forward

* Remove container forward

* Remove unused settings params

* Format

* Remove valueFlowForwardExpression

* Format

* Remove init list

* Make const ref

* Remove braces

* Remove braces
2022-05-24 06:41:17 +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
Daniel Marjamäki 03c9253962 Token: add isRestrict flag 2022-05-22 14:10:55 +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