7bafbfbd6e
Tokenizer: cleanup simplification of '!= 0' to avoid FP in 'x[(y & 0x80) != 0]' (linux)
2015-01-04 13:50:54 +01:00
e06a4cdf00
Refactorized CheckStl::if_find():
...
- Added support for find()-like functions to Library::Container
- Use <container> information from library
- Fixed false positive #6402
2015-01-04 12:43:50 +01:00
f94243f85e
CheckMemoryLeak: Fix fp for allocation function that returns success value
2015-01-04 11:46:26 +01:00
b3c2ea2c4f
CheckUninitVar: Fix fp for 'int x=2+x();' when x() is an unseen preprocessor macro
2015-01-04 11:13:20 +01:00
22bd20c94a
New check: Use make_shared/make_unique ( #5673 )
2015-01-04 11:07:53 +01:00
016e89e422
Refactorizations:
...
- Disabled some parts of setVarId() for C code.
- Fixed mistake in <contaier> documentation
2015-01-04 10:52:11 +01:00
8dd569b9e1
Refactoring: Use AST in CheckUninitVar::isVariableUsage() to determine if & operator is address-of. This fixes FP in linux.
2015-01-04 09:23:24 +01:00
11fa185cae
Fixed crash on range-based for-loop
2015-01-03 22:36:39 +01:00
7ece58c3a0
CheckStl::stlOutOfBounds() now uses <container> information from Libraries
2015-01-03 22:18:33 +01:00
e39729ffcc
Library: Add <container> tag to Libraries, provide configuration for std::vector, std::deque, std::array and STL strings
...
Token: Added function to jump to the next template argument
2015-01-03 22:18:33 +01:00
eb1c048d2a
Tokenizer: Fix wrong simplification when checking linux kernel
2015-01-03 21:35:03 +01:00
014f8e3c71
Fixed #6396 (There are false negatives when --include is used)
2015-01-03 18:22:52 +01:00
267552779d
Improved check ( #6391 ): Detect identical code in both branches of ternary operator
2015-01-03 18:01:49 +01:00
bb9ce68354
Refactorization: Reduced chaos in CheckOther::classInfo()
2015-01-03 18:00:16 +01:00
9e46aabc03
Set version to 1.68.99/1.69 dev
2015-01-03 17:44:47 +01:00
6793e96458
1.68: Set versions
2015-01-03 13:20:01 +01:00
ff11ba9847
Updated copyright year to 2015
2015-01-03 12:14:58 +01:00
1355f49af7
Fixed false positive: Support assignments in CheckStl::if_find()
2015-01-03 11:29:13 +01:00
8885ac3eba
Fixed #6217 , refactorized CheckStl::if_find(): allow all comparison operators, use AST, fixed wrong unit tests
2015-01-03 11:07:11 +01:00
c8bb19567b
CheckString::checkAlwaysTrueOrFalseStringCompare: Added support for Microsofts string compare functions.
2015-01-02 15:33:55 +01:00
8f4f3ca063
CheckString::checkAlwaysTrueOrFalseStringCompare: Added support for string compare more functions.
2015-01-02 13:12:42 +01:00
465f74b3bb
Fixed #6398 - false negative: (warning) Unnecessary comparison of static strings.
2015-01-02 12:58:04 +01:00
1aa3adbb46
Refactorization: Speedup function lookup in symboldatabase ( #6277 ) (Part 2)
2015-01-02 21:41:01 +01:00
417f42f732
Fixed #6096 : bool is an integral type, but there is no portability issue if a pointer is assigned to a bool.
2015-01-02 21:07:02 +01:00
274e1a838a
Fixed #5871 : Properly parse initialization list in setVarId() if constructor is declared as noexcept
2015-01-02 20:03:06 +01:00
9a679d1720
Refactorization: Speedup function lookup in symboldatabase ( #6277 )
2015-01-02 16:11:21 +01:00
d53f2f583c
Fixed #6388 : Support strncasecmp
2015-01-02 14:04:55 +01:00
c4fd8919a2
Fixed #6014 : Added plausibility check before issuing null pointer messages on function calls defined in library
2015-01-02 13:35:39 +01:00
88990bac59
Fixed #6386 : Improved behaviour on unknown language (header file)
2015-01-02 12:32:23 +01:00
a3fbc5aee5
Refactorization: Avoid stringification of second branch if first branch was empty in CheckOther::checkDuplicateBranch()
2015-01-02 11:24:28 +01:00
2831bbd420
ValueFlow: better handling of goto to avoid false positives
2015-01-01 14:29:49 +01:00
d2caf89706
#6385 crash in Variable::getFlag(). Catch token without variable in fix for #6095 .
2014-12-31 18:19:10 +01:00
5c2a2a5c22
Fixed #6095 (False positive oppositeInnerCondition - neglecting statements with side-effects)
2014-12-31 15:14:22 +01:00
58f4660c94
Fixed #5223 : Bailout in valueFlowForLoop1() for complex conditions
...
Refactorization: Reuse result instead of calling MathLib::toLongNumber() twice
2014-12-30 19:56:47 +01:00
5dc45bd4ac
Fixed #5497 : Support designated initializers in array size detection
2014-12-30 19:23:01 +01:00
ec826a0e0e
Fixed #6022 : Support ++%var% in valueFlowForLoop1
...
Fixed TODO unit test: properly handle loops that are never executed
2014-12-30 18:50:22 +01:00
9e8a66ee40
Fixed #6373 : Support bitops in clarifyCalculation check
2014-12-30 17:55:29 +01:00
69b31a0743
Fix up extra whitespaces in match patterns
...
Detected by new internal check.
2014-12-30 14:53:43 +01:00
17b47f1ce0
New internal check: Catch extra whitespace in match patterns
...
Inspired by a recent commit from PKEuS.
2014-12-30 14:21:18 +01:00
208761f0c3
Fixed #6361 (crash: CheckBufferOverrun)
2014-12-28 10:05:08 +01:00
8b59c39c42
Refactorization: Removed whitespaces at the end of Token::Match patterns
2014-12-27 11:09:54 +01:00
990d14f3e2
Fixed #6328 : Use isAttributeNoreturn() whereever we also check Library::isnoreturn().
2014-12-27 11:07:36 +01:00
9e60f584d9
Fixed #6321 : Implemented function Token::swapWithNext().
2014-12-27 10:53:26 +01:00
14f13afa0a
Don't care which type protected operator= returns
2014-12-26 15:38:22 +01:00
6194a4eefd
Fixed #6357 (Improve check: pointer arithmetic 'p+x' overrun, conditional x)
2014-12-26 09:12:00 +01:00
7ab12cea63
Improved pointer arithmetic message
2014-12-25 14:31:46 +01:00
bc594d52c8
Fixed #6349 (Pointer arithmetic: clarify message)
2014-12-25 10:05:55 +01:00
26aa049724
Fix C++11 compat wrapper for clang
...
clang identifies itself as gcc 4.2.
The preprocessor macros can be dumped with:
clang++ -dM -E -x c /dev/null
2014-12-25 01:28:02 +01:00
0c086cf247
Incomplete statement: tweaked bailout for '0;' statement using isExpandedMacro()
2014-12-24 21:47:37 +01:00
7cfa54f0e0
Fixed #6353 (False positive: CheckBufferOverrun checking reassigned array function parameter)
2014-12-24 14:03:52 +01:00
06803ee333
Refactoring Tokenizer::simplifyAttribute
2014-12-24 13:03:38 +01:00
fb3f5a159d
Token: Added flag for attribute noreturn ( #6328 )
2014-12-24 12:50:51 +01:00
90bd38a972
Renamed isCasted to isCast
2014-12-24 10:35:40 +01:00
de1a91f30d
Incomplete statement: tweaked bailout for '(void*)0' using isCasted()
2014-12-23 18:19:33 +01:00
1b2a23b3fe
Fixed #6350 (Tokenizer::simplifyCast: set Token::isCasted when cast is removed)
2014-12-23 16:16:14 +01:00
e16a934fb3
CheckBufferOverrun: Added comment in code to clarify why severity is portability for pointerOutOfBounds message.
2014-12-22 15:41:46 +01:00
d5e10c18d3
checkUnreachableCode(): fix FP for statements that just hide compiler warnings about unused function arguments
...
Seen throughout the rockbox codebase.
2014-12-22 11:18:23 +01:00
10ae551fef
CheckBufferOverrun: Use portability warning for pointer arithmetic UB. It can be used by intention and usually works as intended.
2014-12-22 10:56:17 +01:00
dca65ce3da
Fix FP if sizeof is used without parentheses on struct members
...
Right now we only support checking basic pointer types.
Pointers inside structs are not supported yet.
Consider the tokens "foo@1 . bar@2",
Token::Match( "sizeof ( %varid% )" ) won't match it.
Token::Match( "sizeof %varid%" ) did match it -> FP.
2014-12-22 09:44:08 +01:00
93ac5a41cd
Fixed #6346 (pointer calculation overflow)
2014-12-22 09:38:00 +01:00
293dc1efc7
Fixed #6327 (Unwanted constStatement on (void)0)
2014-12-21 13:42:21 +01:00
e03f49360f
Merge pull request #484 from simartin/ticket_6181
...
Ticket #6181 : Properly handle >> terminating template parameter lists.
2014-12-21 12:21:17 +01:00
d543a85510
Fix compilation with GCC 4.4.
...
It was broken by fe468ac142
2014-12-21 02:15:53 +02:00
a95e5bff2b
Fixed #6344 (false positive: out of bounds access when array size is unknown)
2014-12-20 18:50:08 +01:00
f24e1b82cf
astyle formatting
2014-12-20 18:47:40 +01:00
b8371ebd87
Revert 2e45df3b. Because there are FP.
2014-12-18 06:37:15 +01:00
cc7f69da54
fix two internal warnings:
...
[lib/checkuninitvar.cpp:1668]: (style) Call to 'Token::tokAt()' followed by 'Token::str()' can be simplified.
[lib/checkuninitvar.cpp:1669]: (style) Call to 'Token::tokAt()' followed by 'Token::str()' can be simplified.
2014-12-17 19:06:13 +01:00
2e45df3b72
Fixed #6341 : false negative uninitvar pattern "return foo ( %var%"
2014-12-17 17:43:31 +01:00
a1537e1a6e
Fixed #6339 (false negative: array index out of bounds on allocated buffer using valueflow)
2014-12-17 16:23:48 +01:00
4c7a8c5497
Ticket #6181 : Properly handle >> terminating template parameter lists.
2014-12-14 15:14:27 +01:00
010eb1c8cb
Merge pull request #483 from simartin/ticket_6172
...
Ticket #6172 : Properly grok %type%... template parameters.
2014-12-14 17:01:25 +01:00
859c6381cc
Ticket #6172 : Properly grok %type%... template parameters.
2014-12-14 14:33:37 +01:00
5490fad8c7
Fixed #5840 (False positive (inconclusive): Possible nullpointer dereference - use before for-loop over nested list)
2014-12-14 14:10:42 +01:00
2f1ba89567
Improve readability of Library::load()
...
by caching often used node names.
Also constify existing name caches.
2014-12-12 22:18:22 +01:00
ff5ede342b
Fixed #6266 : Support noexcept(false)
2014-12-09 23:53:50 +01:00
4d81945ac5
Fixed a couple of #6276 integer over/underflow issues
2014-12-09 23:28:22 +01:00
493ab541ab
Fixed #6291 and #6293 : Support :: in front of function name in checkUnusedFunctions
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Simplified code in CheckUnusedFunctions
2014-12-09 22:04:51 +01:00
e9bc3b7acf
Fixed #6308 : Properly associate Function with Scope for destructors in SymbolDatabase
2014-12-09 21:36:09 +01:00
cef324435f
Remove dead code in CheckMemoryLeakInFunction::call_func() (Coverity CID 1257017)
2014-12-09 20:34:30 +01:00
ff6604e289
Make expensive string manipulation depend on settings
2014-12-09 06:08:38 +01:00
ec2c4aa2e3
#6301 Unused shared lock variable. Add exception for std::shared_lock() to CheckUnusedVar::checkFunctionVariableUsage_iterateScopes()
2014-12-07 15:32:09 +01:00
64e6b5186d
astyle formatting
2014-12-05 06:41:47 +01:00
c2584aa635
#6303 crash in CheckBufferOverrun. Add check on loop variable in CheckBufferOverrun::checkScope().
2014-12-04 20:49:58 +01:00
7a6cd54059
Fix [lib/tokenize.cpp:6184]: (warning) Found simple pattern inside Token::Match() call: ") {"
2014-12-04 11:11:47 +01:00
e3892a95b5
Fixed #6290 (Tokenizer: Because 'and' is not simplified to '&&' there are false positives)
2014-12-03 16:32:05 +01:00
7d259c073a
Cache and reuse value
2014-12-02 16:19:52 +03:00
0b9d80c95d
Refactoring CheckUnusedFunctions so it uses new infrastructure for multifile analysis
2014-12-02 06:41:18 +01:00
cf3f8c2f38
Refactoring: Replace names with underscores with camelCase names
2014-12-01 16:22:56 +01:00
c0d2933ec7
Reorder checks to avoid redundant actions
2014-11-30 16:14:53 +03:00
6482fefe3e
Cache and reuse previously computed value
2014-11-30 13:00:27 +01:00
5e37275b2a
Code cleanup. Use 'isDelete' instead of token match
2014-11-28 17:50:23 +01:00
828fdb6c47
Code cleanup. Omit redundant check.
2014-11-28 17:48:23 +01:00
418c2e51a0
Fixed #3314 (cppcheck incorrectly reporting Syntax error.)
2014-11-28 17:44:36 +01:00
0dad8b64e8
Fixed #6268 (False positive functionStatic (inconclusive) - nested namespaces)
2014-11-27 06:29:33 +01:00
139414bd5c
astyle formatting
2014-11-26 16:13:57 +01:00
465555e39d
Fixed memory leaks for non-solaris compilers.
2014-11-26 16:13:40 +01:00
0913a51ccd
Merge pull request #469 from lasergnu/SEGV
...
Fix SEGV on Solaris x86
2014-11-25 17:01:00 +01:00
f926958acb
Fix false positive about return type when there's =delete in operator= declaration
2014-11-25 15:52:52 +01:00
f7eeb82ca4
Fix SEGV on Solaris x86
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On Solaris x86, with both GCC 4.8 and 4.9, running cppcheck causes a segmentation fault when process terminates.
The backtrace (dbx) where
=>[1] _ZNSt14_List_iteratorIP5CheckEppEv(0x804798c, 0x8047994, 0xc0d61d6, 0x291a), at 0x8291b7c
[2] std::list<Check*, std::allocator, <Check*>void>::remove(0x84ab328, 0x80479c8, 0x80479d4, 0x82d96fc), at 0x82da984
[3] Check::~Check(0x84a9fc4, 0x83d232c, 0xfef411fb, 0x83d135c), at 0x82d9709
[4] CheckExceptionSafety::~CheckExceptionSafety(0x84a9fc4, 0xfee82a40, 0xfee82a40, 0xfedcf000), at 0x8311e7d
[5] __static_initialization_and_destruction_0(0x0, 0xffff, 0xfedd4c80, 0xfedcf000), at 0x81b01f8
[6] _GLOBAL__sub_D__ZN20CheckExceptionSafety11destructorsEv(0x83d135c, 0xfedd4f18, 0x8047a50, 0x828a5f5, 0xfedcf000, 0x8047a68), at 0x81b023c
[7] __do_global_dtors_aux(0xfedcf000, 0x8047a68, 0xfece28cd, 0x8047b08, 0x8047a48, 0xfedcf000), at 0x8185b90
[8] _fini(0x8047b08, 0x8047a48, 0xfedcf000, 0xfedd4f00, 0x8047a80, 0xfecd4e72), at 0x828a5f5
[9] _exithandle(0xfeffb7d8, 0x8185a1a, 0x0, 0x0, 0x0, 0x0), at 0xfece28cd
[10] exit(0x1, 0x8047b70, 0x0, 0x8047ba3, 0x8047bba, 0x8047ce6), at 0xfecd4e72
The destructor order is somehow getting messed up on this platform.
This fix moves the code away from header file and ensures _instances remains valid during termination.
2014-11-25 14:03:46 +01:00
a002654c47
Reverted refactoring 828417c for now. It caused a major slowdown in the unused functions checking.
2014-11-24 06:37:08 +01:00
298021af1f
Remove redundant variable and manipulation thereof
2014-11-22 12:17:49 +01:00
9497732ac8
Fixed #6238 (false positive with double fopen)
2014-11-20 22:19:39 +01:00
d4e59065df
Fix some (clang) compiler warnings
2014-11-20 20:49:05 +01:00
051d42ae6b
astyle formatting
2014-11-20 14:20:09 +01:00
4a2a4474c9
Fixed #6281 : MathLib: Long integer suffix i64 is not supported.
2014-11-20 10:23:09 +01:00
f5d804f71a
running astyle
2014-11-20 10:13:03 +01:00
d12f14844a
Fixed #6279 (False Positive: Member variable 'Fred::i' is not initialized in the constructor)
2014-11-20 06:18:29 +01:00
b7c9187539
Fixed #6280 (MathLib: binary literals are integers)
2014-11-19 06:43:52 +01:00
4163f1e122
Fixed #6260 - C++11 style array initialization
2014-11-18 19:50:09 +01:00
428587f3d4
Fixed #6275 : Simplification of = (NULL); to = 0;
2014-11-18 19:39:38 +01:00
85c02df56c
Fix compiler warning. run astyle
2014-11-18 19:36:47 +01:00
ad8749c0bd
Fixed #6278 : Remove casts to references to pointers in Tokenizer::simplifyCasts()
2014-11-18 19:23:59 +01:00
34bd612ea9
Omit unneeded operations
2014-11-18 16:35:36 +03:00
e12d280e90
Code cleanup. Omit redundant actions.
2014-11-18 06:38:19 +01:00
8bcf833bb7
Cure null pointer access within Scope::findFunction introduced by recent cs
2014-11-17 23:10:00 +01:00
c5e15950df
Fixed #6230 (SymbolDatabase: Wrong function() is set for token)
2014-11-17 16:04:44 +01:00
7c4a137e14
Fixed #6274 (MathLib::isFloat doesn't recognize long double literal suffix L or l)
2014-11-17 06:53:32 +01:00
45ff012b2c
Small doxygen fixes
2014-11-16 19:40:04 +01:00
828417c934
CheckUnusedFunction: Refactorings to use same infrastructure for whole program analysis as CheckUninitVar and CheckBufferOverrun
2014-11-15 18:44:23 +01:00
de7e9223b8
Fixed #6272 (Improve check: multifile checking in checkbufferoverrun)
2014-11-15 10:43:49 +01:00
353b885948
CheckOther::invalidPointerCast: Incorrect interpretation of settings
2014-11-14 20:22:17 +01:00
fefb0ca912
Reuse previously computed values
2014-11-14 13:24:56 +03:00
b9a9f51fe0
MathLib: Added test for isDec() and removed not required state.
2014-11-14 04:29:35 +01:00
5300ba2074
Make single-argument constructors explicit
2014-11-13 21:39:14 +01:00
0f007fa24e
Increase CPPCHECK_DEVMINOR to 68
2014-11-13 21:36:57 +01:00
cb9a6c1cb5
Don't show warning for same expressions alongside == in static_assert
2014-11-13 16:04:34 +01:00
67385cfc4b
Symboldatabase: improved look up of delegate constructors
2014-11-13 06:29:51 +01:00
189dfd64f7
Revert "Fixed #6230 (SymbolDatabase: Wrong function() is set for token)"
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This reverts commit 685fce6b91
2014-11-11 07:29:16 +01:00
ea765c24f2
Fixed #3262 (Tokenizer: wrong 'return a=1,b=2,...;' simplification;)
2014-11-10 17:31:19 +01:00
cc6b51f2d9
Ticket #6059 : Properly handle class... in parameter lists.
2014-11-07 23:08:54 +01:00
685fce6b91
Fixed #6230 (SymbolDatabase: Wrong function() is set for token)
2014-11-07 11:10:20 +01:00
8012ac9562
Fixed #5993 (FP: memleak (linux list))
2014-11-07 07:44:12 +01:00
7e0fc3d481
Fixed #6252 (False positive "freed twice")
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--HG--
extra : rebase_source : 24f801452fbefa3a59ab2cca62c3cf02aea513b6
2014-11-03 21:24:34 +01:00
e5d63195cb
Fixed #5983 : Support storing pointers/references to member variables in CheckClass::checkConst()
2014-11-02 13:38:03 +01:00
df6855c216
SymbolDatabase: reintroduce test, move symboldatabase cleanup code to SymbolDatabase destructor
2014-11-02 10:36:52 +01:00
0e4c508d7b
Fixed #4272 and #6237 (Crash from running out of memory with many templates)
2014-11-01 22:07:24 +01:00
fe468ac142
cppcheck compilation fails with g++4.6.3. Patch from mavik1
2014-11-01 20:21:15 +01:00
4eb33e7479
SymbolDatabase: Refactoring of findFunction
2014-11-01 14:36:17 +01:00
b766071272
Fixed #4970 (false positive: conditionally initialized variable used in if-clause (git/notes.c))
2014-11-01 14:03:02 +01:00
c7d315fba3
Refactorization: Changed simplifyMathFunctions() to a single pass simplifier
2014-10-31 23:08:11 +01:00
f8371f65f0
Refactorization: Avoid string copying.
2014-10-31 22:36:44 +01:00
9b0b7a77b6
Removed unnecessary conditions and avoid string copying in Tokenizer::simplifyMathFunctions()
2014-10-31 13:59:39 +01:00
662283cab8
Refactorization: Avoid iterations over whole token list, limited several checks to function scopes.
2014-10-31 11:42:54 +01:00
5bc775e43e
Refactorization: avoid string copying in Path::getPathFromFilename()
2014-10-30 23:48:23 +01:00
d29117c4b2
Rearranged some code in simplifyTypedef
2014-10-30 23:48:23 +01:00
b5ea677180
Some fixes for CheckOther::checkIgnoredReturnValue():
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- Fixed name of the function
- Fixed false positive for code like "class strcmp { strcmp() {} };"
- Fixed FP #6233 on checking side (no AST generated for function call)
2014-10-30 23:24:13 +01:00
b7996bd0b0
Handle overloads and custom implementations of functions checkReturnIgnoredReturnValue() to avoid false positives
2014-10-30 21:26:32 +01:00
f75aca1921
SymbolDatabase: change symboldatabase::findFunction to only check function arguments for function calls
2014-10-30 13:47:20 +01:00
6fdaf65cea
Fixed createLinks2() when > is followed by ; ( #6242 )
2014-10-30 11:15:24 +01:00
6088ba7951
Merge pull request #456 from simartin/ticket_6817_take2
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Ticket #6187 : Avoid infinite loop if eraseDeadCode does not remove anything (this time without memory corruption).
2014-10-23 09:43:02 +02:00
Daniel Marjamäki
PKEuS
Zachary Blair
Martin Ettl
Robert Reif
orbitcowboy
Alexander Mai
PKEuS
Thomas Jarosch
Dmitry-Me
Lauri Nurmi
Matthias Krüger
Simon Martin
amai2012
Jay Sigbrandt
Frank Zingsheim
PKEuS