Alexander Mai
e69377d5a8
#7183 CheckClass::checkMemset() uint overflow. Plus some minor refactoring
2015-12-05 18:22:01 +01:00
PKEuS
e8522c7883
Small refactorizations:
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- #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
PKEuS
3b4160600d
Fixed crash in CheckMemoryLeak::functionReturnType() for unary operator:: ( #7172 )
2015-11-27 11:18:40 +01:00
PKEuS
0ba3d25917
CheckMemoryLeak: Correctly detect new char[...]() as array allocation ( #7164 )
2015-11-27 11:04:18 +01:00
PKEuS
2e7c5d37df
Refactorizations in checkmemoryleak.cpp:
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- Rely more on <alloc> declarations in Libraries
- Removed unreachable debug message
- Simplified code
2015-11-19 17:34:17 +01:00
PKEuS
0d25a43a5d
checkmemoryleak.cpp: Refactorized CheckMemoryLeakNoVar::check() and replaced a redundant whitelist by CheckMemoryLeakInFunction::test_white_list()
2015-11-19 17:34:17 +01:00
Matthias Krüger
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
PKEuS
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
PKEuS
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
PKEuS
87d3ed91ab
Refactorization:
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- 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
PKEuS
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
PKEuS
4957e48d7c
Refactorization: Removed std::string overload of CheckMemoryLeak::getDeallocationType(), improved varid overload to handle member variables
2015-11-18 21:17:50 +01:00
PKEuS
6ee4cf80dc
Improved detection of new operator in checkmemoryleak.cpp, fixed TODO unit test
2015-11-18 20:33:39 +01:00
Daniel Marjamäki
0f9d90d2be
Changed Copyrights. Removed my name.
2015-11-18 20:04:50 +01:00
PKEuS
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
Philipp Kloke
2a5206a444
Refactorization: Reordered conditions - simplematch is cheaper than findsimplematch
2015-10-19 09:01:21 +02:00
Dmitry-Me
773ee8c32a
Better variable name, explicit no-op
2015-09-11 17:26:33 +03:00
PKEuS
ab8afec3eb
Refactorizations:
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- Avoid unnecessary loop iterations
- Avoid unnecessary condition checking
- Reduced code duplication in symboldatabase.cpp
2015-08-16 14:23:07 +02:00
PKEuS
ee4a5843bb
Some small refactorizations
2015-08-15 19:46:31 +02:00
Daniel Marjamäki
e598b07a6d
Moved functions to astutils
2015-08-03 09:20:50 +02:00
Matthias Krüger
8bfbb5d09c
CheckMemoryLeakNoVar::returnValueNotUsedError: put function name into singlequotes
2015-07-31 15:29:07 +02:00
Daniel Marjamäki
4e293d47c5
CheckMemoryLeak: Fix handling of comparisons after simplifyIfNotNull is removed, detected problem with run_more_tests
2015-07-26 11:27:52 +02:00
Daniel Marjamäki
e5151a13ab
Fixed #6867 (False positive memleak)
2015-07-25 11:37:03 +02:00
Daniel Marjamäki
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
Daniel Marjamäki
b38062743d
Refactoring handling of if conditions in CheckMemoryLeak
2015-07-22 16:45:14 +02:00
Daniel Marjamäki
b2b4bb49fa
Refactoring handling of comparisons
2015-07-22 12:31:18 +02:00
Daniel Marjamäki
f9d22f70db
Removed simplifyIfNot simplification ( #6072 )
2015-07-21 20:56:47 +02:00
Daniel Marjamäki
24269b1061
Refactoring CheckMemoryLeak::notvar, use AST instead of token parsing
2015-07-21 20:27:59 +02:00
Alexander Mai
2c73518e29
Fix platform-dependent test result, formatting and crash in whole program analysis
2015-06-28 17:54:48 +02:00
amai2012
4a47b8b3ae
Refactoring: Better distinguish between C and C++ in a few checks.
2015-06-28 16:49:16 +02:00
Alexander Mai
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
Alexander Mai
b3c7a3f798
Fix more (potential) multi-threading issues
2015-06-20 22:26:51 +02:00
Simon Martin
cba0583045
Ticket #6536 : Properly handle variables whose name is that of an allocation function.
2015-06-19 23:48:40 +02:00
Alexander Mai
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
amai2012
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
Daniel Marjamäki
88f59ad7e8
Partial fix for #6656 (Allow that CWE is mapped for error message)
2015-04-25 17:48:11 +02:00
Matthias Krüger
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
PKEuS
4e5c5eb238
Fixed #5665 : Recognize free() with more than one parameter
2015-04-09 20:50:19 +02:00
Matthias Krüger
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
Dmitry-Me
aa7d665e7a
Better variable name
2015-04-01 16:39:45 +03:00
Dmitry-Me
4201279954
Merge overlapping patterns
2015-03-24 10:22:26 +03:00
Dmitry-Me
848f50b005
Get rid of Hungarian notation
2015-02-27 12:02:12 +03:00
Daniel Marjamäki
acbf48c7fa
Fixed #6548 (Tokenizer: Wrong varid set after function which is throw())
2015-02-26 16:31:42 +01:00
Dmitry-Me
cc18b8d1bb
Merge overlapping patterns
2015-02-05 17:30:49 +03:00
PKEuS
54b6b8e571
Fixed false positive #6481
2015-01-31 20:34:06 +01:00
PKEuS
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
PKEuS
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
PKEuS
03e44d4aa0
CheckMemoryLeakInFunction: Don't treat delete as delete operator for C code
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Fixed GCC message in checkbufferoverrun.cpp
2015-01-30 20:55:53 +01:00
Thomas Jarosch
fd01cafb1b
Clean up redundant pointer operations
2015-01-17 16:29:50 +01:00
PKEuS
7452613479
Refactorization:
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- 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
Daniel Marjamäki
6a8293a8b7
Library: More strict matching of functions
2015-01-08 19:31:41 +01:00
Robert Reif
ba1c24ee65
Fixed #6422 (symbol database: put function flags into a single flag variable)
2015-01-08 05:45:31 +01:00
Daniel Marjamäki
a80101f277
CheckMemoryLeak: Fix FP for allocation functions that register memory before returning it
2015-01-05 13:23:38 +01:00
Daniel Marjamäki
f94243f85e
CheckMemoryLeak: Fix fp for allocation function that returns success value
2015-01-04 11:46:26 +01:00
Zachary Blair
22bd20c94a
New check: Use make_shared/make_unique ( #5673 )
2015-01-04 11:07:53 +01:00
Daniel Marjamäki
ff11ba9847
Updated copyright year to 2015
2015-01-03 12:14:58 +01:00
Thomas Jarosch
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
PKEuS
990d14f3e2
Fixed #6328 : Use isAttributeNoreturn() whereever we also check Library::isnoreturn().
2014-12-27 11:07:36 +01:00
Alexander Mai
cef324435f
Remove dead code in CheckMemoryLeakInFunction::call_func() (Coverity CID 1257017)
2014-12-09 20:34:30 +01:00
Frank Zingsheim
9497732ac8
Fixed #6238 (false positive with double fopen)
2014-11-20 22:19:39 +01:00
Dmitry-Me
e12d280e90
Code cleanup. Omit redundant actions.
2014-11-18 06:38:19 +01:00
Daniel Marjamäki
de7e9223b8
Fixed #6272 (Improve check: multifile checking in checkbufferoverrun)
2014-11-15 10:43:49 +01:00
Daniel Marjamäki
8012ac9562
Fixed #5993 (FP: memleak (linux list))
2014-11-07 07:44:12 +01:00
PKEuS
662283cab8
Refactorization: Avoid iterations over whole token list, limited several checks to function scopes.
2014-10-31 11:42:54 +01:00
PKEuS
7c7fcf36af
Support :: prefix in front of allocation function.
2014-10-01 15:33:03 +02:00
PKEuS
8788e58cbb
Fixed false positive #5327 : fclose as inner function call
2014-09-30 13:55:21 +02:00
PKEuS
c0e2adf723
Detect "var += fclose(f)" as deallocation (fixes false positive #6016 )
2014-09-30 13:19:53 +02:00
PKEuS
03b1afc28c
Loops over all varIds should start at 1.
2014-09-28 09:47:11 +02:00
PKEuS
e1218cf846
Support allocation of array of pointers with operator new in checkmemoryleak.cpp
2014-09-27 11:25:08 +02:00
PKEuS
2d608890a5
Improved message 'mismatchSize' ( #4167 )
2014-09-02 09:38:40 +02:00
PKEuS
0995b85c09
Attempt to fix crashs when self-checking cppcheck introduced by previous commit
2014-09-01 14:12:43 +02:00
PKEuS
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
Dmitry-Me
eace67ee1c
Use logical instead of bitwise operators to save cpu
2014-08-30 11:35:25 +02:00
Dmitry-Me
9829e0b48a
Clearer variable names, fix typo in comment.
2014-07-11 11:33:09 +04:00
Alexander Mai
0f7071a000
Fix clang and coverity warnings
2014-06-12 20:03:11 +02:00
PKEuS
01a0154daa
Fixed false positive #5848
2014-05-21 13:45:36 +02:00
Daniel Marjamäki
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
Daniel Marjamäki
44a66e6a5a
Fixed #1416 (false negative resource leak when calling fdopen)
2014-04-20 10:50:32 +02:00
Daniel Marjamäki
a9943fe6d0
Fixed #5525 (Closing a socket file descriptor gives an error: Mismatching allocation and deallocation)
2014-04-18 17:05:44 +02:00
Daniel Marjamäki
b909aa0e4f
CheckMemoryLeak: moved 'popen' into posix scope
2014-04-18 16:30:16 +02:00
Daniel Marjamäki
d7e2e3bd5e
Fixed #5502 (FP: Dereferencing 'b' after it is deallocated / released)
2014-04-06 18:45:24 +02:00
Daniel Marjamäki
06618b31bb
Fixed #5574 (False positive: mismatchAllocDealloc using realloc() and free)
2014-03-17 16:10:54 +01:00
Lauri Nurmi
70a67eaf85
Change some more 0 literals into nullptr.
2014-02-16 13:38:50 +02:00
Daniel Marjamäki
209dffbe1b
use nullptr in lib/checkmemoryleak.cpp
2014-02-15 16:17:56 +01:00
Daniel Marjamäki
fd3a8a2a18
Update copyright
2014-02-15 07:45:39 +01:00
Pavel Roschin
0dd227419d
CheckMemoryLeak: use library while checking whitelist functions
2014-02-05 12:16:50 +04:00
Daniel Marjamäki
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
Pavel Roschin
2396073262
CheckMemoryLeak: improve leak checking in function parameters
2014-01-28 17:30:36 +04:00
Daniel Marjamäki
2b8cf462c9
CheckMemoryLeak: Move posix-opendir/closedir to library
2014-01-26 17:02:36 +01:00
Daniel Marjamäki
4eb746d7cc
Tokenizer: Removed simplifyComparisonOrder
2014-01-17 17:25:56 +01:00
Zachary Blair
7a6386bc4b
Fixed #4867 (Memory Leak: Return value of malloc)
2014-01-03 10:12:32 +01:00
Daniel Marjamäki
f2661dae4c
astyle formatting
2013-12-29 13:44:13 +01:00
Daniel Marjamäki
e13aa0dbc3
Fixed #5275 (FP mismatchAllocDealloc: user defined opendir()/closedir() on non-POSIX system)
2013-12-29 09:51:29 +01:00
Daniel Marjamäki
57ecdd693c
Fixed #5149 (false positive: (error) Dereferencing 'memory' after it is deallocated / released)
2013-12-14 07:37:24 +01:00
Daniel Marjamäki
d2493fa3cb
CheckMemoryLeak: Report OtherRes leaks as resource leak
2013-12-12 18:23:42 +01:00
Alexander Mai
6eab4abaf2
Fixed #5030 (Segmentation fault below CheckMemoryLeakStructMember::isMalloc())
2013-09-21 18:10:29 +02:00
XhmikosR
b2e140389f
* Move system includes before local ones
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* Remove superfluous newlines
2013-07-31 18:21:06 +03:00
Alexander Mai
7a324cef25
Fixed various Cppcheck inconclusive warnings
2013-07-30 12:52:27 +02:00
Daniel Marjamäki
be5e4ccfd5
Library: Renamed <ignore> to <leak-ignore>
2013-07-20 13:12:24 +02:00
Daniel Marjamäki
9c67af058a
SymbolDatabase: Renamed Variable::varId() to Variable::declarationId() to make it more clear how it works.
2013-07-20 12:31:04 +02:00