2f0db369f0
Refactorization: Avoid construction of empty strings by using emptyString
2017-03-01 10:50:50 +01:00
55d7ab65b9
Fixed #7918 (::exit() not recognized as noreturn)
2017-02-25 12:12:39 +01:00
722fac391d
Merge pull request #858 from simartin/ticket_7820
...
Ticket #7820 : Properly report leaks with conditional deallocations followed by a return.
2017-01-18 09:31:49 +01:00
9e76b21d7f
Ticket #7820 : Properly report leaks with conditional deallocations followed by a return.
2017-01-17 23:02:39 +01:00
ae939b1385
Teach CheckMemoryLeak about "alloc ; loop alloc ;" kinds of patterns. ( #861 )
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Add an optional extended description…
2017-01-15 22:16:23 +01:00
c82d8a0d06
Ticket #7745 : Simplify "alloc ; dealloc ;" blocks that we don't have any value for CheckMemoryLeak's analysis. ( #860 )
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Add an optional extended description…
2017-01-15 22:14:37 +01:00
064a4aa4cc
improve constness of functions as per cppchecks suggestions.
2017-01-07 14:31:03 +01:00
85ae3adeb2
Fixed #5144 (FP old memleak - tree structure)
2016-12-27 08:12:37 +01:00
2f6350a0d0
Refactorized Library
2016-12-06 14:09:28 +01:00
f816fb811e
Ticket #7680 : Properly handle ::delete during memory leak checks.
2016-09-10 14:55:50 +02:00
87409ea6b3
Running astyle; Improved testing of std::find; std.cfg: Added support for istream::read and ifstream::read.
2016-08-25 19:17:07 +02:00
01ee9ee5e6
CWE mapping of invalidLengthModifierError, leakUnsafeArgAlloc, nullPointerDefaultArg, nullPointerRedundantCheck, raceAfterInterlockedDecrement.
2016-08-24 15:37:14 +01:00
54be403f64
Fixed #7026 (Cppcheck does not recognizes the use of a variabile inside lambda function)
2016-05-26 18:07:56 +02:00
38741868b5
Fixed #3989 (false positive: memory leak (inline function))
2016-05-26 17:42:27 +02:00
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
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
e89cd1b8a4
CWE mapping of unsafeClassCanLeak, zerodivcond, invalidPointerCast, redundantCopy, redundantAssignment, comparisonFunctionIsAlwaysTrueOrFalse, checkCastIntToCharAndBack, cstyleCast, passedByValue, clarifyCondition, exceptThrowInDestructor, exceptDeallocThrow, exceptRethrowCopy, catchExceptionByValue, fflushOnInputStream, seekOnAppendedFile, publicAllocationError
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CWE mapping of unsafeClassCanLeak, zerodivcond, invalidPointerCast, redundantCopy, redundantAssignment, comparisonFunctionIsAlwaysTrueOrFalse, checkCastIntToCharAndBack, cstyleCast, passedByValue, clarifyCondition, exceptThrowInDestructor, exceptDeallocThrow, exceptRethrowCopy, catchExceptionByValue, fflushOnInputStream, seekOnAppendedFile, publicAllocationError
2016-04-12 19:29:40 +02:00
0533d7bf9c
Run astyle + minor refactoring
2016-02-27 16:03:50 +01:00
4d01af3fe1
Fixed false positive in CheckMemoryLeakStructMember when returning a member that has been allocated ( #7302 ).
2016-01-31 10:10:48 +01:00
5e10e680da
CWE: refactoring. use constants instead of magic numbers.
2016-01-25 20:01:48 +01:00
0fb9ab7b4a
Refactoring CheckMemoryLeakNoVar::checkForUnusedReturnValue(). use continue
2016-01-25 10:33:11 +01:00
5ce69da02d
Mapped 26 errors to their CWEs ID.
2016-01-24 20:53:05 +00:00
642cc57428
CheckMemoryLeak: Fix FP when overloaded new is used
2016-01-20 10:34:03 +01:00
d39097f52a
Removed redundant null pointer check
2016-01-16 14:15:51 +01:00
5c1965a6e0
Added mapped CWE IDs to reportErr function calls
2016-01-05 20:37:39 +01:00
d6fd4705cf
#7255 segmentation fault (invalid code) in CheckMemoryLeakInFunction::getcode
2016-01-03 20:53:03 +01:00
79e663dd6f
Settings: Remove '_' prefix for public member variables
2016-01-03 16:18:17 +01:00
996c9244d8
Update copyright year to 2007-2016.
2016-01-01 15:34:45 +02:00
940d569980
Refactorization: Removed redundant %any% patterns.
2015-12-24 14:40:48 +01:00
86c9387987
#7182 crash: CheckMemoryLeak::functionReturnType()
2015-12-05 18:43:29 +01:00
e69377d5a8
#7183 CheckClass::checkMemset() uint overflow. Plus some minor refactoring
2015-12-05 18:22:01 +01:00
e8522c7883
Small refactorizations:
...
- #include cleanup
- Use std::array instead of std::vector
- Do not create a stringstream to concatenate 4 strings
- Use std::cout instead of printf
2015-11-29 10:56:44 +01:00
3b4160600d
Fixed crash in CheckMemoryLeak::functionReturnType() for unary operator:: ( #7172 )
2015-11-27 11:18:40 +01:00
0ba3d25917
CheckMemoryLeak: Correctly detect new char[...]() as array allocation ( #7164 )
2015-11-27 11:04:18 +01:00
2e7c5d37df
Refactorizations in checkmemoryleak.cpp:
...
- Rely more on <alloc> declarations in Libraries
- Removed unreachable debug message
- Simplified code
2015-11-19 17:34:17 +01:00
0d25a43a5d
checkmemoryleak.cpp: Refactorized CheckMemoryLeakNoVar::check() and replaced a redundant whitelist by CheckMemoryLeakInFunction::test_white_list()
2015-11-19 17:34:17 +01:00
8faf8e2b25
fix internal warning:
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[lib/checkmemoryleak.cpp:2722]: (warning) Found simple pattern inside Token::Match() call: "> ("
2015-11-19 17:03:55 +01:00
ab171fc027
Fixed false negatives in CheckMemoryLeakStructMember::checkStructVariable():
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- Use generic detection of allocation/deallocation (#4770 )
- Make the checker usable for C++ by checking for destructors
- Reduced unit test duplication
2015-11-19 16:10:26 +01:00
db6174bb60
Refactorization: Support Types that consist of more than a single token in CheckMemoryLeakNoVar::checkForUnsafeArgAlloc
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Removed obsolete comments
2015-11-19 16:10:26 +01:00
87d3ed91ab
Refactorization:
...
- Improved and cleaned up CheckMemoryLeak::functionReturnType()
- Cleaned up whitelist from functions declared as <leak-ignore/> in std.cfg
2015-11-18 22:09:27 +01:00
1566b72c5b
Fixed broken AST for simple expressions with delete operator.
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Fixed cppcheck internal warning
2015-11-18 21:37:37 +01:00
4957e48d7c
Refactorization: Removed std::string overload of CheckMemoryLeak::getDeallocationType(), improved varid overload to handle member variables
2015-11-18 21:17:50 +01:00
6ee4cf80dc
Improved detection of new operator in checkmemoryleak.cpp, fixed TODO unit test
2015-11-18 20:33:39 +01:00
0f9d90d2be
Changed Copyrights. Removed my name.
2015-11-18 20:04:50 +01:00
6336372fb4
Apply same heuristics in CheckMemoryLeakNoVar::checkForUnusedReturnValue() as in CheckOther::checkIgnoredReturnValue(): Ensure that a defined function has non-void return value. ( #6693 )
2015-11-10 14:19:45 +01:00
2a5206a444
Refactorization: Reordered conditions - simplematch is cheaper than findsimplematch
2015-10-19 09:01:21 +02:00
773ee8c32a
Better variable name, explicit no-op
2015-09-11 17:26:33 +03:00
ab8afec3eb
Refactorizations:
...
- Avoid unnecessary loop iterations
- Avoid unnecessary condition checking
- Reduced code duplication in symboldatabase.cpp
2015-08-16 14:23:07 +02:00
ee4a5843bb
Some small refactorizations
2015-08-15 19:46:31 +02:00
e598b07a6d
Moved functions to astutils
2015-08-03 09:20:50 +02:00
8bfbb5d09c
CheckMemoryLeakNoVar::returnValueNotUsedError: put function name into singlequotes
2015-07-31 15:29:07 +02:00
4e293d47c5
CheckMemoryLeak: Fix handling of comparisons after simplifyIfNotNull is removed, detected problem with run_more_tests
2015-07-26 11:27:52 +02:00
e5151a13ab
Fixed #6867 (False positive memleak)
2015-07-25 11:37:03 +02:00
234669b02b
Removed the UninitVar::analyseFunctions(). This was written for multifile checking however it did not work as it should => no multifile errors can be detected.
2015-07-24 08:30:38 +02:00
b38062743d
Refactoring handling of if conditions in CheckMemoryLeak
2015-07-22 16:45:14 +02:00
b2b4bb49fa
Refactoring handling of comparisons
2015-07-22 12:31:18 +02:00
f9d22f70db
Removed simplifyIfNot simplification ( #6072 )
2015-07-21 20:56:47 +02:00
24269b1061
Refactoring CheckMemoryLeak::notvar, use AST instead of token parsing
2015-07-21 20:27:59 +02:00
2c73518e29
Fix platform-dependent test result, formatting and crash in whole program analysis
2015-06-28 17:54:48 +02:00
4a47b8b3ae
Refactoring: Better distinguish between C and C++ in a few checks.
2015-06-28 16:49:16 +02:00
4172011e78
Missing update for Makefile. CheckMemoryLeakInFunction::getcode(): skip some C++ token matching in C mode. Minor refactoring
2015-06-20 22:49:28 +02:00
b3c7a3f798
Fix more (potential) multi-threading issues
2015-06-20 22:26:51 +02:00
cba0583045
Ticket #6536 : Properly handle variables whose name is that of an allocation function.
2015-06-19 23:48:40 +02:00
13c1c2c035
Refactoring (use const std::set for strings). Omit some matching for C++ stuff within C code.
2015-06-17 22:28:15 +02:00
f2d397882f
#6753 segmentation fault (invalid code) in CheckMemoryLeakStructMember::checkStructVariable. #6754 segmentation fault (invalid code) in CheckUnusedVar::checkFunctionVariableUsage_iterateScopes. Trivial fixes to avoid null pointer access
2015-06-03 17:17:53 +02:00
88f59ad7e8
Partial fix for #6656 (Allow that CWE is mapped for error message)
2015-04-25 17:48:11 +02:00
42f0955e3f
Move more setting checks out of loops and use const bools instead. Reorder a few related checks.
...
Follow up to eedcb6abcb
2015-04-10 14:31:19 +02:00
4e5c5eb238
Fixed #5665 : Recognize free() with more than one parameter
2015-04-09 20:50:19 +02:00
6ff9a52d8b
don't print style message if --enable=style is not given ( #6627 )
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message was of type:
(style) Class 'foo' is unsafe, 'foo::bar' can leak by wrong usage.
2015-04-06 12:02:21 +02:00
aa7d665e7a
Better variable name
2015-04-01 16:39:45 +03:00
4201279954
Merge overlapping patterns
2015-03-24 10:22:26 +03:00
848f50b005
Get rid of Hungarian notation
2015-02-27 12:02:12 +03:00
acbf48c7fa
Fixed #6548 (Tokenizer: Wrong varid set after function which is throw())
2015-02-26 16:31:42 +01:00
cc18b8d1bb
Merge overlapping patterns
2015-02-05 17:30:49 +03:00
54b6b8e571
Fixed false positive #6481
2015-01-31 20:34:06 +01:00
ae4b86c231
Several improvements to CheckMemoryLeakNoVar::checkForUnusedReturnValue():
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- Support user defined functions (solves TODO tests)
- Print message if return value is not stored properly (adapted message text, #6458 )
2015-01-31 17:28:03 +01:00
b2835051df
Refactorization: Renamed Token::Match pattern %var% to %name%, implement new pattern %var% which is true if varId > 0.
2015-01-31 12:32:04 +01:00
03e44d4aa0
CheckMemoryLeakInFunction: Don't treat delete as delete operator for C code
...
Fixed GCC message in checkbufferoverrun.cpp
2015-01-30 20:55:53 +01:00
fd01cafb1b
Clean up redundant pointer operations
2015-01-17 16:29:50 +01:00
7452613479
Refactorization:
...
- Merged messages exceptThrowInNoexecptFunction, exceptThrowInNoThrowFunction, exceptThrowInAttributeNoThrowFunction and exceptThrowInDeclspecNoThrowFunction into a single message.
- Merged Token::fIsDeclspecNothrow into Token::fIsAttributeNothrow
2015-01-09 20:18:09 +01:00
6a8293a8b7
Library: More strict matching of functions
2015-01-08 19:31:41 +01:00
ba1c24ee65
Fixed #6422 (symbol database: put function flags into a single flag variable)
2015-01-08 05:45:31 +01:00
a80101f277
CheckMemoryLeak: Fix FP for allocation functions that register memory before returning it
2015-01-05 13:23:38 +01:00
f94243f85e
CheckMemoryLeak: Fix fp for allocation function that returns success value
2015-01-04 11:46:26 +01:00
22bd20c94a
New check: Use make_shared/make_unique ( #5673 )
2015-01-04 11:07:53 +01:00
ff11ba9847
Updated copyright year to 2015
2015-01-03 12:14:58 +01:00
69b31a0743
Fix up extra whitespaces in match patterns
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Detected by new internal check.
2014-12-30 14:53:43 +01:00
990d14f3e2
Fixed #6328 : Use isAttributeNoreturn() whereever we also check Library::isnoreturn().
2014-12-27 11:07:36 +01:00
cef324435f
Remove dead code in CheckMemoryLeakInFunction::call_func() (Coverity CID 1257017)
2014-12-09 20:34:30 +01:00
9497732ac8
Fixed #6238 (false positive with double fopen)
2014-11-20 22:19:39 +01:00
e12d280e90
Code cleanup. Omit redundant actions.
2014-11-18 06:38:19 +01:00
de7e9223b8
Fixed #6272 (Improve check: multifile checking in checkbufferoverrun)
2014-11-15 10:43:49 +01:00
8012ac9562
Fixed #5993 (FP: memleak (linux list))
2014-11-07 07:44:12 +01:00
662283cab8
Refactorization: Avoid iterations over whole token list, limited several checks to function scopes.
2014-10-31 11:42:54 +01:00
7c7fcf36af
Support :: prefix in front of allocation function.
2014-10-01 15:33:03 +02:00
8788e58cbb
Fixed false positive #5327 : fclose as inner function call
2014-09-30 13:55:21 +02:00
c0e2adf723
Detect "var += fclose(f)" as deallocation (fixes false positive #6016 )
2014-09-30 13:19:53 +02:00
03b1afc28c
Loops over all varIds should start at 1.
2014-09-28 09:47:11 +02:00
e1218cf846
Support allocation of array of pointers with operator new in checkmemoryleak.cpp
2014-09-27 11:25:08 +02:00
2d608890a5
Improved message 'mismatchSize' ( #4167 )
2014-09-02 09:38:40 +02:00
0995b85c09
Attempt to fix crashs when self-checking cppcheck introduced by previous commit
2014-09-01 14:12:43 +02:00
40e5dab9dc
Refactorization in checkmemoryleak.cpp:
...
- Use Library to detect noreturn/notnoreturn functions
- Removed realloc from std.cfg as long as there is no proper way to configure such functions
2014-09-01 13:54:33 +02:00
eace67ee1c
Use logical instead of bitwise operators to save cpu
2014-08-30 11:35:25 +02:00
9829e0b48a
Clearer variable names, fix typo in comment.
2014-07-11 11:33:09 +04:00
0f7071a000
Fix clang and coverity warnings
2014-06-12 20:03:11 +02:00
01a0154daa
Fixed false positive #5848
2014-05-21 13:45:36 +02:00
01d14d0388
Library: Refactoring alloc/dealloc functions. Normally the token should be passed so extra validation can be made
2014-04-20 14:59:16 +02:00
44a66e6a5a
Fixed #1416 (false negative resource leak when calling fdopen)
2014-04-20 10:50:32 +02:00
a9943fe6d0
Fixed #5525 (Closing a socket file descriptor gives an error: Mismatching allocation and deallocation)
2014-04-18 17:05:44 +02:00
b909aa0e4f
CheckMemoryLeak: moved 'popen' into posix scope
2014-04-18 16:30:16 +02:00
d7e2e3bd5e
Fixed #5502 (FP: Dereferencing 'b' after it is deallocated / released)
2014-04-06 18:45:24 +02:00
06618b31bb
Fixed #5574 (False positive: mismatchAllocDealloc using realloc() and free)
2014-03-17 16:10:54 +01:00
70a67eaf85
Change some more 0 literals into nullptr.
2014-02-16 13:38:50 +02:00
209dffbe1b
use nullptr in lib/checkmemoryleak.cpp
2014-02-15 16:17:56 +01:00
fd3a8a2a18
Update copyright
2014-02-15 07:45:39 +01:00
0dd227419d
CheckMemoryLeak: use library while checking whitelist functions
2014-02-05 12:16:50 +04:00
30b56437c1
Merge pull request #226 from scriptum/rpg-fix-function-parameter
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CheckMemoryLeak: improve leak checking in function parameters
2014-01-28 20:32:56 -08:00
2396073262
CheckMemoryLeak: improve leak checking in function parameters
2014-01-28 17:30:36 +04:00
2b8cf462c9
CheckMemoryLeak: Move posix-opendir/closedir to library
2014-01-26 17:02:36 +01:00
4eb746d7cc
Tokenizer: Removed simplifyComparisonOrder
2014-01-17 17:25:56 +01:00
7a6386bc4b
Fixed #4867 (Memory Leak: Return value of malloc)
2014-01-03 10:12:32 +01:00
f2661dae4c
astyle formatting
2013-12-29 13:44:13 +01:00
e13aa0dbc3
Fixed #5275 (FP mismatchAllocDealloc: user defined opendir()/closedir() on non-POSIX system)
2013-12-29 09:51:29 +01:00
57ecdd693c
Fixed #5149 (false positive: (error) Dereferencing 'memory' after it is deallocated / released)
2013-12-14 07:37:24 +01:00
d2493fa3cb
CheckMemoryLeak: Report OtherRes leaks as resource leak
2013-12-12 18:23:42 +01:00
6eab4abaf2
Fixed #5030 (Segmentation fault below CheckMemoryLeakStructMember::isMalloc())
2013-09-21 18:10:29 +02:00
b2e140389f
* Move system includes before local ones
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* Remove superfluous newlines
2013-07-31 18:21:06 +03:00
7a324cef25
Fixed various Cppcheck inconclusive warnings
2013-07-30 12:52:27 +02:00
be5e4ccfd5
Library: Renamed <ignore> to <leak-ignore>
2013-07-20 13:12:24 +02:00
9c67af058a
SymbolDatabase: Renamed Variable::varId() to Variable::declarationId() to make it more clear how it works.
2013-07-20 12:31:04 +02:00
f02e885b42
CheckMemoryLeakInFunction: Use <ignore> info from Library
2013-07-19 07:50:54 +02:00
7d47fd65a2
Renamed --environment to --library. Added --check-library. Renamed Environment to Library
2013-07-08 18:26:18 +02:00
61e1dd5096
Environment: Refactoring and cleanup
2013-07-05 20:55:31 +02:00
6b2bab535b
CLI,LIB: Added --std setting for GTK
2013-06-29 12:55:24 +02:00
ae7363fe54
Fixed #4599 (False positive with fopen/fclose test)
2013-05-23 06:34:22 +02:00
cf75e2bb28
astyle formatting
2013-04-30 06:44:50 +02:00
548dd42aaf
Fixed #933 (Leaks with struct members not detected)
2013-04-26 16:11:57 +02:00
54e7c8f6a2
Implemented support for move constructors:
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Adapt code to Function::eMoveConstructor
introduced in commit eb2962792f
2013-04-10 21:57:22 +02:00
c5d636c074
Replaced C function bsearch with std::binary_search
2013-04-03 01:35:08 -07:00
7bc729bc63
- Moved more functionality from Scope to Type: BaseInfo and FriendInfo
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- Replaced Scope->findQualifiedScope by SymbolDatabase::findScope
- Improved SymbolDatabase::findType
2013-03-05 06:28:40 -08:00
66a3555897
Implement initial support for Types in Symboldatabase:
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- For each class/struct/union, a Type instance is added to SymbolDatabase::typeList.
- A scope is no longer created for declared but not defined types
Fixed name detection for classes when they are declared like this: "class ::Foo::Sub {..."
2013-03-05 04:33:38 -08:00
d78c06dc3f
Replaced _settings->isEnabled("style") by _settings->isEnabled("warning") wherever warnings are issued
2013-03-03 02:41:59 -08:00
0105f8223c
Simplified several Token::Match/simpleMatch calls when match string consists of a single pattern
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Fixed two CheckInternal error messages
2013-03-01 03:42:04 -08:00
f899e6ca30
Changed behaviour of %op% pattern accordingly to changes to Token::isOp(). Added %cop% as replacement for old %op%
2013-03-01 02:43:59 -08:00
670c4de8a9
Changed behaviour of Token::is*Op() functions:
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- Rename Token::isOp() to Token::isConstOp() (indicating that the operator does _not_ modify the input variables)
- Create new Token::isOp(), returning true also for ++, -- and assignment operators
- Make Token::isExtendedOp() returning also true for all assignment and ++/-- operators
2013-02-28 12:50:29 -08:00
2edf95a1b9
Fixed #4367 (false positive: Class '...' is unsafe, '...' can leak by wrong usage)
2013-02-24 08:14:25 +01:00
bd7e3cbac5
Fixed #4540 (memory leak not detected ('.' or '->' is used before Function))
2013-01-31 17:00:50 +01:00
ec1c86c152
Symbol database: more function/variable cleanup. Ticket: #4494
2013-01-31 06:41:18 +01:00
859793731d
SymbolDatabase: Refactor findFunction handling. Ticket: #4494
2013-01-28 06:47:48 +01:00
f86e83d813
Memory leaks: Improved handling of allocation functions that contains ::. Ticket: #4494
2013-01-22 21:33:39 +01:00
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Roberto Martelloni
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