Matthias Krüger
4e4a1cfe3a
Tokenizer::combineOperators: prevent duplicate checking of same condition
2015-08-09 14:35:17 +02:00
Alexander Mai
66676b8e55
Warning selfAssignment was only issued if style was enabled.
2015-08-09 13:45:35 +02:00
Alexander Mai
95658030bc
Avoid UB in Tokenizer::printDebugOutput in case of empty tokenlist (see #6913 )
2015-08-09 07:49:34 +02:00
Daniel Marjamäki
e71ab70356
Fixed #6871 (False positive uninitvar - pointer to uninitialized char[])
2015-08-08 14:52:46 +02:00
Daniel Marjamäki
72706cd0b8
Fixed #6868 (Tokenizer: wrong simplification of the unlikely keyword)
2015-08-08 12:49:42 +02:00
Daniel Marjamäki
7ec8adeb93
Fixed #6701 (Uninitialized variable warning when header could not be found)
2015-08-08 08:53:08 +02:00
Daniel Marjamäki
c9e239afbf
Fixed #6908 (False positive: Same expression on both sides of '+='.)
2015-08-07 20:28:25 +02:00
Daniel Marjamäki
ec3d76be5e
astyle formatting
2015-08-07 20:27:32 +02:00
PKEuS
48c6b30d1a
Merge pull request #634 from Dmitry-Me/avoidDeepCopy
...
Avoid deep copying std::string
2015-08-07 19:38:38 +02:00
Dmitry-Me
d81776b8c8
Avoid deep copying std::string
2015-08-07 17:16:41 +03:00
Dmitry-Me
ce96a5e84f
Run cheaper checks first
2015-08-07 16:25:47 +03:00
Dmitry-Me
c85112bdad
Break list traversal once first match is found
2015-08-06 17:10:43 +03:00
amai2012
53feb88614
Merge pull request #630 from Dmitry-Me/detectRaceInInterlockedAccess
...
Prototype for detecting non-interlocked check after InterlockedDecrement()
2015-08-06 15:43:10 +02:00
Daniel Marjamäki
07a064aab0
Fixed #6910 (ValueFlow: variable incremented as macro argument is not known)
2015-08-05 14:08:57 +02:00
Daniel Marjamäki
a51acc8abd
minor tweak of 'Redundant condition' error message
2015-08-05 11:30:58 +02:00
Dmitry-Me
43800a9419
Detect non-interlocked check after InterlockedDecrement()
2015-08-05 12:20:28 +03:00
Daniel Marjamäki
eda5272dfd
Fixed #6875 (Improve 'Redundant condition' error message)
2015-08-05 11:15:54 +02:00
Daniel Marjamäki
4bebb80300
Fixed #6869 (False positive: uninitvar, array passed to function)
2015-08-05 10:19:17 +02:00
Daniel Marjamäki
e598b07a6d
Moved functions to astutils
2015-08-03 09:20:50 +02:00
amai2012
b8bb939e32
Add new files to VS project
2015-08-03 08:38:38 +02:00
Alexander Mai
4dc8e89327
Merge branch 'master' of https://github.com/danmar/cppcheck
2015-08-02 21:57:42 +02:00
Alexander Mai
96c3c111fc
Refactoring: Move some AST related functions to distinct source file
2015-08-02 21:57:32 +02:00
Daniel Marjamäki
8d3f7e36e9
Fixed #6911 (valueflow: comparison of string and NULL)
2015-08-02 18:12:03 +02:00
Frank Zingsheim
7021cb2c6b
Fixed #6284 (Token::Match called with varid 0. Constants)
2015-08-02 09:11:51 +02:00
Alexander Mai
965a034afd
Fix some more false positives on zerodiv: error should be issued if type of epxression is known to be integral
2015-08-01 18:42:17 +02:00
Alexander Mai
f91ad9bbf6
5402 false positive: (error) Division by zero -- with boost::format
2015-08-01 17:28:54 +02:00
Martin Ettl
b7ea311123
Running astyle. No functional changes.
2015-08-01 12:31:16 +02:00
amai2012
b182edddda
#6909 segmentation fault (invalid code) in Tokenizer::simplifyEnum
2015-08-01 12:24:22 +02:00
Alexander Mai
acf050793e
#6907 segmentation fault (invalid code) in Tokenizer::simplifyTokenList1
2015-08-01 07:39:56 +02:00
Alexander Mai
4400f2ac85
#6900 segmentation fault (invalid code) in CheckStl::runSimplifiedChecks.
2015-07-31 20:24:06 +02:00
Matthias Krüger
8bfbb5d09c
CheckMemoryLeakNoVar::returnValueNotUsedError: put function name into singlequotes
2015-07-31 15:29:07 +02:00
Matthias Krüger
83ee640977
Tokenizer::syntaxError: put the character that we have an invalid number of into singlequotes instead of parentheses.
2015-07-31 15:28:59 +02:00
Matthias Krüger
87891b4128
CheckCondition::checkIncorrectLogicOperator put conditions in single quotes
2015-07-31 15:28:48 +02:00
Matthias Krüger
21ed807f8d
CheckCondition::alwaysTrueFalseError: put condition in single quotes.
2015-07-31 15:28:37 +02:00
Daniel Marjamäki
251f6d2a15
Fixed #6898 (Token::expressionString: wrong output when first token is post-incremented)
2015-07-31 07:03:52 +02:00
amai2012
249a05126b
#6895 segmentation fault (invalid code) in CheckCondition::isOppositeCond
2015-07-30 17:19:19 +02:00
Daniel Marjamäki
503fb485cf
Removed hardcoding of functions from checkZeroDivision
2015-07-30 13:48:51 +02:00
Daniel Marjamäki
1752c4f4f0
Avoid 'Condition always true/false' FP when part of the condition is an expanded macro
2015-07-30 13:30:16 +02:00
amai2012
c5673612e2
#6069 False positive incorrectLogicOperator due to dynamic_cast. Run CheckCondition::checkIncorrectLogicOperator on non-simplified tokenlist.
2015-07-30 10:30:30 +02:00
Daniel Marjamäki
9085fdc156
Fixed #6887 (False positive eraseDereference - container is member of member variable)
2015-07-30 10:13:49 +02:00
Daniel Marjamäki
594d30f7ae
Fix Cppcheck warning about unused variable
2015-07-29 20:26:00 +02:00
Daniel Marjamäki
6790d91fbb
Improve error messages for conditional values. make valueFlowSwitchVariable values conditional that depend on the case. Partial fix for #6884 .
2015-07-29 19:54:57 +02:00
PKEuS
738057229c
Improved astIsFloat(): Handle function calls and sizeof, fixed ordering of checks
...
Handle sizeof in isSameExpression() (#6851 )
2015-07-29 14:28:24 +02:00
Daniel Marjamäki
120f3072eb
alwaysTrueFalse: Dont write warning when comparison is made in macro
2015-07-29 12:51:00 +02:00
Daniel Marjamäki
fc25ed8c86
Fixed #6879 (valueflow in do-while(++i))
2015-07-29 11:55:07 +02:00
Daniel Marjamäki
bf75ee9aed
Fixed #6885 (valueflow ignores assignment of variable via function call)
2015-07-29 10:49:17 +02:00
amai2012
1f43550688
#6880 , 6881 Crashes on invalid code. Fix null pointer access
2015-07-28 18:41:50 +02:00
Dmitry-Me
544932734f
VS: Disable 4482 warning
2015-07-28 18:33:45 +02:00
Daniel Marjamäki
0e82730ee4
addons/naming.py: fixed error report for function name
2015-07-28 14:34:37 +02:00
Daniel Marjamäki
5a57e4030a
dump: Add Function name attribute
2015-07-28 14:18:58 +02:00
Daniel Marjamäki
a1dfd6cf73
astyle formatting
2015-07-28 12:47:08 +02:00
Daniel Marjamäki
a17f4d0a2d
CLI: Added --debug-normal option that will show --debug output after 1st simplifications. This output is relevant for the 'normal' checkers.
2015-07-28 12:46:32 +02:00
Daniel Marjamäki
e759710198
Fixed #6743 (valueFlowAfterCondition: wrong value when variable is changed in conditional code)
2015-07-28 08:58:05 +02:00
Daniel Marjamäki
c5bbea2994
Fixed #6816 (FP: buffer overflow, checkminsizes of array with string value)
2015-07-27 16:39:41 +02:00
Daniel Marjamäki
f449e91d43
made valueFlowSwitchVariable faster when there are many 'case %num%:'
2015-07-27 14:57:02 +02:00
Daniel Marjamäki
05a21d45eb
Fixed #6670 (Analysis failed when there are {} in LHS in compound assignment)
2015-07-27 13:44:35 +02:00
Daniel Marjamäki
35eb1a393d
AST: handle concatening of strings better. this is not ideal but better.
2015-07-27 13:13:30 +02:00
Daniel Marjamäki
64b72bd6e5
Fixed #6227 (False positive (oppositeInnerCondition) - if (!dynamic_cast<>))
2015-07-27 10:43:52 +02:00
Daniel Marjamäki
5cc744b941
Fixed #6872 (Major performance regression - valueFlowSwitchVariable)
2015-07-27 06:45:06 +02:00
Daniel Marjamäki
389aec51ae
Fixed #6598 (False positive zerodivcond - cast to double ignored)
2015-07-26 22:08:36 +02:00
Daniel Marjamäki
ed1c6e41d9
Fixed #6876 (valueFlowForward: lambda function)
2015-07-26 19:28:42 +02:00
Alexander Mai
7c48bf3ca5
MathLib::isFloat now detects C99 hexadecimal float literals. MathLib::isDecimalFloat was added for C++ and pre-C99 compatibility.
2015-07-26 19:21:53 +02:00
Daniel Marjamäki
190550f9f9
Fixed #6877 (ValueFlow: valueFlowForward, after goto label the value is not known)
2015-07-26 17:05:21 +02:00
Daniel Marjamäki
ae124cb365
ValueFlow: Attempt to make --debug output easier to understand by using words
2015-07-26 16:32:31 +02:00
Daniel Marjamäki
9197e70a8d
ValueFlow: Changed --debug output so we can see if a variable is known or possible
2015-07-26 15:36:09 +02:00
PKEuS
7f9a313b94
Fixed hang in VS10 debug mode (AppVeyor)
2015-07-26 14:20:18 +02:00
Daniel Marjamäki
7f1af06df0
Preprocessor: fixed gcc -Wreorder warning
2015-07-26 13:48:01 +02:00
PKEuS
2342b604b0
Refactorized preprocessor (speedup of preprocessing time by ~10%):
...
- Reduced memory usage of PreprocessorMacro by 87,5% (removed redundant or unused members)
- Use char overload of std::string::find where possible
- Reordered conditions
2015-07-26 12:03:40 +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
Alexander Mai
bbec54db8e
Implement MathLib::isFloatHex to detect C99 hexadecimal floating pointer literals. Rename MathLib::isHex to MathLib::isIntHex
2015-07-26 08:06:56 +02:00
Daniel Marjamäki
afd9f071c0
simplified the code for ValueFlow Known/Possible values
2015-07-25 19:36:29 +02:00
PKEuS
92b867dd2c
Fixed behaviour of --quiet/-q and its description
2015-07-25 17:55:12 +02:00
Daniel Marjamäki
acc1566f64
uninitvar: Improved condition handling. Fixes one problem when running 'tools/run_more_tests.sh test/testuninitvar.cpp'
2015-07-25 17:55:01 +02:00
PKEuS
8ed0180279
Use C++11 string.back() instead of string[string.length()-1]
2015-07-25 17:19:53 +02:00
Daniel Marjamäki
b0df668975
fix VS warning
2015-07-25 13:23:48 +02:00
Daniel Marjamäki
e5151a13ab
Fixed #6867 (False positive memleak)
2015-07-25 11:37:03 +02:00
PKEuS
53d7620b1a
VS solution: Use check.h as precompiled header (reduces build time for core by 50%)
2015-07-25 11:13:19 +02:00
Daniel Marjamäki
f939381673
Preprocessor: Fix buffer overflow if line is empty
2015-07-24 19:19:07 +02:00
Simon Shanks
9910c1fa0c
Fixed #6617 (preprocessor performance improvement)
2015-07-24 13:30:41 +02:00
Daniel Marjamäki
8ffa917fa2
Fixed #6863 (AST: wrong handling of assignment between ? and :)
2015-07-24 13:02:00 +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
PKEuS
795e5de903
Refactorization: Cleaned up after ExecutionPath removal
2015-07-23 20:37:09 +02:00
Daniel Marjamäki
367eecf0db
Fixed Cppcheck internal warning, simpleMatch can be used instead of Match
2015-07-23 19:13:50 +02:00
Daniel Marjamäki
c2a15ac286
Removed ExecutionPath
2015-07-23 19:01:12 +02:00
Daniel Marjamäki
3dbf290220
Refactor CheckStl::erase so it doesn't use ExecutionPath
2015-07-23 18:53:31 +02:00
Daniel Marjamäki
ea933e9873
CheckUninitVar: Removed ExecutionPath based checker
2015-07-23 17:28:18 +02:00
PKEuS
d45021673e
Assign different IDs for different nullPointer messages ( #6166 )
2015-07-23 14:53:18 +02:00
Daniel Marjamäki
0b81a267f4
uninitvar: handling arrays in non-executionpath checker
2015-07-23 14:51:38 +02:00
PKEuS
ce9272a4ed
Refactorized file listing code (CLI):
...
- Apply PathMatch in FileLister::recursiveAddFiles() already to avoid touching directories that are ignored (#5775 )
- Simplified code to warn about header exclusion; use Path::isHeader() instead of custom header filename detection
2015-07-23 14:28:17 +02:00
PKEuS
229d488048
Fixed build
2015-07-23 13:15:58 +02:00
Frank Zingsheim
1c12378ce9
Simplified pattern in Tokenizer::simplifyExternC() ( #5544 )
2015-07-23 13:04:25 +02:00
Daniel Marjamäki
eda3fdc96a
CheckCondition: Refactoring function parameter lookup
2015-07-23 12:06:33 +02:00
Frank Zingsheim
907dea92b1
Fixed #6844 (CMake with matchcompiler)
2015-07-23 10:49:53 +02:00
Frank Zingsheim
6485339d66
Support lambdas in "else if" simplification ( #6860 )
2015-07-23 09:41:35 +02:00
Daniel Marjamäki
8d8c03dad8
uninitvar: removed returns from new checking to fix 'more' tests. these returns should be readded when the executionpath checking is removed.
2015-07-23 09:21:53 +02:00
Daniel Marjamäki
79067ac031
uninitvar: use new checking instead of executionpath in more tests. small improvements in new checking to fix testcases.
2015-07-23 08:46:59 +02:00
Daniel Marjamäki
1de1aaa2f4
CheckUninitVar: Fix crash when AST is not created properly
2015-07-22 22:17:12 +02:00
Daniel Marjamäki
1f5eea98b5
CheckUninitVar: Fix a FP reported for invalid code
2015-07-22 21:58:06 +02:00
Daniel Marjamäki
42ed436e9d
Tweaks in uninitvar, small steps to make it possible to remove the ExecutionPath
2015-07-22 20:31:58 +02:00
Daniel Marjamäki
75f922e799
cleanup checkother
2015-07-22 18:48:43 +02:00
Daniel Marjamäki
b38062743d
Refactoring handling of if conditions in CheckMemoryLeak
2015-07-22 16:45:14 +02:00
PKEuS
258e3b9dc3
Refactorization: Renamed Token::isOperator() to Token::isOperatorKeyword() to avoid confusion with Token::isOp(), use Token::isOperatorKeyword() in setVarId().
2015-07-22 13:57:51 +02:00
Robert Reif
4e693f1620
Fixed #6827
2015-07-22 13:57:51 +02:00
PKEuS
ab1113fb16
Fixed crash on garbage code #6859
2015-07-22 13:33:24 +02:00
Daniel Marjamäki
b2b4bb49fa
Refactoring handling of comparisons
2015-07-22 12:31:18 +02:00
Daniel Marjamäki
c67776c04d
Testing: extract testcases, edit comparisons, run cppcheck, compare results
2015-07-22 09:52:24 +02:00
Daniel Marjamäki
6313304f77
Fix Travis build
2015-07-22 01:52:24 +02:00
Daniel Marjamäki
c6cadf5252
Fix Travis build
2015-07-22 01:41:01 +02:00
Daniel Marjamäki
350cba1c59
CheckLeakAutoVar: updated handling of comparisons after Tokenizer::simplifyIfNot was removed
2015-07-22 01:24:07 +02:00
Daniel Marjamäki
f711520892
Fixed #6852 (false negative: logical conjunction 'x == 0')
2015-07-21 22:26:22 +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
Daniel Marjamäki
1b8252181d
Tokenizer: Removed Tokenizer::simplifyIfNotNull ( #6072 )
2015-07-21 17:58:44 +02:00
Daniel Marjamäki
ffc707246b
ValueFlow: Better handling of Known/Possible values after conditional unknown function call
2015-07-21 17:56:40 +02:00
PKEuS
7f6b6e43b1
Support strings in CheckStl::mismatchingContainers() ( #6839 )
2015-07-21 14:13:26 +02:00
PKEuS
a3eb725c3f
Support C++03-style of declaring a copy ctor as deleted ( #6585 )
2015-07-21 13:46:50 +02:00
amai2012
e8ac4d8e87
#6847 segmentation fault (invalid code) in Token::multiCompare. Fix and simple refactoring in Tokenizer
2015-07-21 13:40:50 +02:00
PKEuS
bdd53b4142
Fixed false positive #6717
2015-07-21 12:13:59 +02:00
PKEuS
dd9cb929bf
Refactorization in Preprocessor: Support beginning/end of file in removeSpaceNearNL(), avoid string copying when calling replaceIfDefined()
2015-07-21 12:13:58 +02:00
Daniel Marjamäki
2e2735518e
AST: Updated printAst
2015-07-21 11:54:11 +02:00
Daniel Marjamäki
8a72bb8aa8
AST: Fixed AST for struct initialisation
2015-07-21 11:40:42 +02:00
PKEuS
149d11d9ad
Improved handling of inline assembly ( #6813 ):
...
- Add ; after asm {} block if required
- Fixed inline suppressions
2015-07-20 23:09:54 +02:00
PKEuS
a0890ecd2c
Fixed false positive: Do not print useClosedFile on arrays ( #6823 )
2015-07-20 22:40:19 +02:00
PKEuS
c987a99ac8
Fixed hang on garbage code ( #6824 )
2015-07-20 22:33:32 +02:00
Daniel Marjamäki
749bb34deb
Fixed #6830 (ValueFlow: value of switch-variable inside switch)
2015-07-20 19:45:38 +02:00
Alexander Mai
defee734f5
#6846 segmentation fault (invalid code) in CheckClass::hasAssignSelf
2015-07-20 19:04:34 +02:00
Daniel Marjamäki
c0880c8d79
ValueFlow: Values that are assigned in switch are possible after switch
2015-07-20 09:36:56 +02:00
Frank Zingsheim
8416be4d9d
#6345 Tokenizer::simplifyTypedef() adds redundant 'typename' to declaration
2015-07-20 07:55:22 +02:00
amai2012
af9b67562b
Merge pull request #626 from simartin/ticket_6648
...
Ticket #6648 : Properly handle variables that have been deallocated and whose _address_ is taken after
2015-07-19 18:04:47 +02:00
Simon Martin
fa94f2e0f4
Ticket #6648 : Properly handle variables that have been deallocated and whose _address_ is taken after in CheckLeakAutoVar.
2015-07-19 17:37:50 +02:00
Alexander Mai
8b97f04de4
Try to address some Coverity issues. Add TODO testcase for #5783 . Introduce TODO_ASSERT macro.
2015-07-19 15:03:35 +02:00
Daniel Marjamäki
ce7e879460
ValueFlow: isVariableChanged() should return true when variable is changed by passing its address to subfunction
2015-07-18 15:35:39 +02:00
Daniel Marjamäki
5aa0b284dc
ValueFlow: Evaluate more calculations when operands have known values
2015-07-18 15:03:57 +02:00
Simon Martin
1f73d71542
Ticket #5776 : Simplify (&a)->b into a.b
2015-07-17 23:27:35 +02:00
Simon Martin
af1b0cfddf
Ticket #6835 : Don't get confused by parentheses while detecting template parameter default values.
2015-07-17 21:30:34 +02:00
Daniel Marjamäki
25d9ebedd8
ValueFlow: fixed known/possible value of static variable
2015-07-17 20:48:37 +02:00
Daniel Marjamäki
f1e410a878
ValueFlow: value that is changed in do while loop must be possible instead of known.
2015-07-17 20:30:34 +02:00
Daniel Marjamäki
69c1a7ecb1
ValueFlow: default argument values are not known, they are possible
2015-07-17 16:05:07 +02:00
Daniel Marjamäki
cb04dfbd37
Fixed #4842 (condition is always true (variable is assigned constant value and then used in condition))
2015-07-17 15:30:23 +02:00
Daniel Marjamäki
577ab1c2ac
ValueFlow: result of ? is not 'known'
2015-07-17 15:22:24 +02:00
Daniel Marjamäki
61cf224f32
ValueFlow: Make known loop value possible
2015-07-17 10:24:24 +02:00
Daniel Marjamäki
9bdee7fce9
ValueFlow: Refactoring setTokenValue()
2015-07-17 09:46:31 +02:00
Daniel Marjamäki
3d5781743c
ValueFlow: Restore handling of not
2015-07-16 21:17:44 +02:00
Daniel Marjamäki
15a8e4d2df
Temporarily revert "Fixed #4842 (condition is always true (variable is assigned constant value and then used in condition))"
...
This reverts commit a3fbad50cb
.
The ValueFlow must be updated before this can be re-added.
2015-07-16 21:10:46 +02:00
Daniel Marjamäki
09efe140fe
ValueFlow: Change value to 'Possible' after conditional assignment in inner loop
2015-07-16 21:08:32 +02:00
Daniel Marjamäki
38214b6907
ValueFlow: function arguments only has 'possible' values
2015-07-16 20:49:14 +02:00
Daniel Marjamäki
fa13179c68
Fixed Cppcheck warning, condition is always true
2015-07-16 20:23:25 +02:00
Daniel Marjamäki
a3fbad50cb
Fixed #4842 (condition is always true (variable is assigned constant value and then used in condition))
2015-07-16 20:17:57 +02:00
Daniel Marjamäki
88491267d6
ValueFlow: Added Value::valueKind that says if value is known or possible
2015-07-16 17:33:16 +02:00
Alexander Mai
d45aa6170b
Minor refactoring in Tokenizer: Optimize for C code and use nullptr instead of 0
2015-07-16 00:29:48 +02:00