Commit Graph

7831 Commits

Author SHA1 Message Date
PKEuS 46d6623182 Refactorization: Improved performance of Tokenizer::isFunctionParameterPassedByValue()
- Skip it for C code
- Improved performance by around 80% on C++ code (3,5% of entire runtime)
2015-12-03 14:44:59 +01:00
PKEuS 70767a30c4 Small refactorizations:
- Avoid calling c_str() for functions that take std::string
- Avoid copying std::list
2015-12-03 14:19:30 +01:00
Daniel Marjamäki 7f4dae8de4 Merge pull request #714 from Dmitry-Me/betterVariableNames
Better variable names, more linear code
2015-12-03 13:46:28 +01:00
PKEuS 32e2fb2f78 Refactorization: Prefer Token::simpleMatch over Token::Match also for non-const patterns. 2015-12-03 13:04:55 +01:00
PKEuS 00662ec484 Refactorization: Improve performance of simplifyTypedef by using Token::simpleMatch by ~15% (forgotten in b8d39a2229) 2015-12-03 12:50:42 +01:00
Dmitry-Me cb84b88cb1 Better variable names, more linear code 2015-12-03 14:20:46 +03:00
amai2012 f624f6fc25 Merge pull request #713 from Dmitry-Me/eliminateRepeatedLookup2
Eliminate repeated lookup
2015-12-03 10:18:08 +01:00
Dmitry-Me be49abf460 Eliminate repeated lookup 2015-12-03 11:03:18 +03:00
Daniel Marjamäki a51df5f00d Removed unused CppCheck::analyseFile 2015-12-03 08:42:12 +01:00
PKEuS b8d39a2229 Refactorizations:
- Improve performance of simplifyTypedef by using Token::simpleMatch by ~15%
- Simplified code in simplifyTypedef
- Ran AStyle
2015-12-02 23:32:50 +01:00
PKEuS 7ea9e3ca4f Refactorization: Improve performance of simplifyTypedef by adding a pre-check for Token::link() by ~25% 2015-12-02 22:41:09 +01:00
Dmitry-Me 0a3959f201 Remove duplicate check 2015-12-02 17:28:21 +03:00
PKEuS 423b254772 Merge pull request #711 from Dmitry-Me/moreInterlockedCases
Detect more non-interlocked accesses
2015-12-02 14:13:53 +01:00
orbitcowboy 1a94b876f1 preprocessor: Improved constness of local variable. 2015-12-02 13:58:24 +01:00
Dmitry-Me 8f8a0097fe Detect more non-interlocked accesses 2015-12-02 10:58:57 +03:00
PKEuS c79bc6c59d Refactorization: Call std::string::find_first_of() only once. 2015-12-01 23:11:24 +01:00
Daniel Marjamäki 508b06abaa Fixed #6973 (ValueFlow: dont set possible tokvalues in unreachable code) 2015-12-01 07:49:19 +01:00
Alexander Mai f762affea0 Small refactoring: replace NULL by nullptr, remove redundant static keyword, Tokenizer::setVarId() uses const variable 'notstart' 2015-11-30 22:13:49 +01:00
Matthias Krüger c7bbc27130 Preprocessor: run paths of some error messages through Path::simplifyPath()
teach Path::simplifyPath() to recursively remove "./././" from beginning of paths.
2015-11-30 19:30:37 +01:00
Daniel Marjamäki 9c3f25603e CheckBufferOverrun: Remove old checking of strings and use new ValueFlow-based checking instead (#6973) 2015-11-30 16:36:52 +01:00
Daniel Marjamäki 8fb6f33aca ValueFlow: dont set dynamic values in unreachable code (#6973) 2015-11-30 16:15:58 +01:00
Daniel Marjamäki 1b0bb02f1d invalidTestForOverflow: Fixed some false negatives (#7184) 2015-11-30 11:12:51 +01:00
Daniel Marjamäki fb8cce647c invalidTestForOverflow: Refactor; move from checkother to checkcondition 2015-11-30 08:51:15 +01:00
Daniel Marjamäki f6f4f27636 CheckOther::checkInvalidTestForOverflow: minor fix, only warn when warnings are enabled. 2015-11-29 22:03:42 +01:00
Daniel Marjamäki 26a07265a8 Fixed #7184 (Invalid test for overflow 'p + x < p') 2015-11-29 20:59:50 +01:00
Daniel Marjamäki 4fa888ec44 Warn when shifting a negative value, it is UB. (#4931) 2015-11-29 16:28:55 +01:00
Daniel Marjamäki 8a9e068129 Fixed #7119 (Cppcheck hangs with 100% CPU load in Tokenizer::copyTokens (invalidcode)) 2015-11-29 14:56:15 +01:00
Alexander Mai 53dbcb956f Small refactoring: use a single complete set for reserved for each C/C++. Replace NULL by nullptr 2015-11-29 13:23:13 +01:00
Alexander Mai f5194accfd Run dmake. Add missing include to lib/checkinternal.cpp 2015-11-29 11:09:21 +01:00
PKEuS 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
Daniel Marjamäki 8bb8290a6f Fixed GCC warnings. unused variable, shadow variable. 2015-11-28 18:15:47 +01:00
Alexander Mai 78489f4293 MathLib::characterLiteralToLongNumber can encode unicode char literals, though it's incompatible to gcc/clang 2015-11-28 16:37:26 +01:00
Daniel Marjamäki 5fabe66ff7 simplifyCalculations: better handling of && and || in conditions (#4931) 2015-11-28 15:00:41 +01:00
PKEuS ac17541ca9 Refactorizations:
- Fixed a few more MSVC warnings by using correct types
- Store severity as enum instead of string in Settings::Rule
2015-11-28 12:30:21 +01:00
PKEuS 93c02ce826 Fixed compiler error introduced in previous commit and several MSVC warnings 2015-11-28 10:49:08 +01:00
Daniel Marjamäki 6b124a37d8 Cleanup some casts 2015-11-28 10:11:07 +01:00
Daniel Marjamäki 8689693d6c Fix Travis 2015-11-28 09:26:44 +01:00
Daniel Marjamäki c0da6c1541 simplifyCalculations: handle '(4%1<<1&4!=1)' better. must combine '!' '=' before constant folding. fixed the operator precedence for comparison operators. (#4931) 2015-11-28 09:04:22 +01:00
Alexander Mai 44305fd98e #6940 Unsigned overflow in TestBufferOverrun::negativeArraySize. Don't try to calculate size of array with negative array size 2015-11-28 07:27:52 +01:00
Alexander Mai c70b71e353 #5888 fsanitize=undefined: signed integer overflow: 4611686018427387904 * 2 cannot be represented in type 'long long int' in valueflow.cpp 2015-11-27 21:45:08 +01:00
Alexander Mai c6ec5ca734 Fix MathLib::characterLiteralToLongNumber for LP64 again. 2015-11-27 21:43:51 +01:00
Alexander Mai d4749c3377 Fix excessive left shift of signed integer and some doxygen errors 2015-11-27 19:32:28 +01:00
Daniel Marjamäki 1bf547c716 Fixed #4931 (Wrong calculation for '2|0*0&2>>1+0%2*1') 2015-11-27 15:02:49 +01:00
Daniel Marjamäki 1977a18a1e simplifyNumericCalculations: Don't fold negative constants in shift/bitmask calculation. Behaviour is not well defined. 2015-11-27 14:16:49 +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
Frank Zingsheim 70c20515a9 Cmake object linkage. Fix #7128: (cppcheck 1.70 doesn't report any warnings) 2015-11-26 20:25:09 +01:00
Matthias Krüger 87ce88d6ab CheckFunctions::checkProhibitedFunctions(): don't warn about alloca when --enable=warning is not given. 2015-11-25 22:05:51 +01:00
Daniel Marjamäki 2737f63f71 Wrong calculation of constants (simplifying: +,<<,% operations) 2015-11-25 16:46:39 +01:00
Benjamin Bannier e84fe33ad0 Include cmath for std::fabs 2015-11-25 10:16:41 +01:00
Alexander Mai a7ab5ecf08 Fix some compiler in MathLib::characterLiteralToLongNumber + some small refactoring 2015-11-23 20:41:21 +01:00
Daniel Marjamäki 5135bae777 Tokenizer: Cleanup the Tokenizer::tokenizeCondition used by the preprocessor 2015-11-23 16:53:30 +01:00
Alexander Mai b7030fcfa1 Fix compiler error (VS2010) and warning 2015-11-22 16:56:44 +01:00
Daniel Marjamäki d93cf96a29 Fixed #6769 (false positive: Uninitialized struct member: epoch.integer) 2015-11-22 16:20:46 +01:00
Alexander Mai 63b7700660 Use clang/gcc-conforming encoding of multicharacter literals 2015-11-22 14:20:36 +01:00
PKEuS f516de8633 Moved a few checks from CheckOther to CheckFunctions 2015-11-22 13:49:10 +01:00
Alexander Mai 9ca6704c81 #7162 Support multicharacter char literals. 2015-11-22 13:31:31 +01:00
Matthias Krüger a610ef9ce8 fix internal warning:
[lib/checkfunctions.cpp:44]: (warning) Found simple pattern inside Token::Match() call: "alloca ("
2015-11-22 11:00:36 +01:00
Alexander Mai b1385dd951 Run dmake to update Makefile etc. 2015-11-22 10:40:48 +01:00
PKEuS 57d1196386 Replaced CheckNonReentrantFunctions and CheckObsoleteFunctions by generic CheckFunctions which is based on Library (#6529) 2015-11-22 09:18:07 +01:00
Alexander Mai 517922feb6 MathLib::characterLiteralToLongNumber now reports more specific error messages for unsupported unicode literals (see #7162) 2015-11-22 07:38:38 +01:00
Alexander Mai 714579401f #7160 Internal error: Unhandled char constant '\1'. Correct MathLib::toLongNumber. Create new utility function MathLib::characterLiteralToLongNumber 2015-11-21 22:35:58 +01:00
Daniel Marjamäki 5f68f3ddf6 Fixed #6264 (FP: gimp: struct initialized via pointers to member variables) 2015-11-21 19:31:18 +01:00
Daniel Marjamäki fb0477affd CheckUninitVar: Fixed false negatives when there are conditions 2015-11-21 10:00:21 +01:00
Daniel Marjamäki d301cf28ec CheckUninitVar: Small logical fixes in conditions handling. 2015-11-21 08:32:25 +01:00
PKEuS 12af125fd3 Fixed false positive stlIfStrFind for function call inside condition.
Removed unnecessary suppressions in .travis_suppressions
2015-11-20 20:08:53 +01:00
Daniel Marjamäki 8fd62e0cf9 Fixed #4931 (Wrong calculation of constants (simplifying: +,<<,% operations)) 2015-11-20 19:43:11 +01:00
Daniel Marjamäki 79a70c1277 MathLib::toLongNumber: Better handling of '\x12' and '\000' char constants 2015-11-20 18:57:48 +01:00
PKEuS 6590d46013 Added missing functionality to <container> elements in Librarie, completed STL container definitions in std.cfg 2015-11-20 18:22:55 +01:00
Daniel Marjamäki 4abc0b7c1f Partial fix for #4931 (Wrong calculation of constants (simplifying: +,<<,% operations)) 2015-11-20 16:09:47 +01:00
PKEuS c0e33e20b4 Reimplemented CheckStl::readingEmptyStlContainer() based on Libraries 2015-11-20 15:53:14 +01:00
PKEuS 53b2eca983 Reimplemented CheckStl::stlBoundaries() based on Libraries; Added support for iterators to libraries 2015-11-20 15:53:14 +01:00
PKEuS 00bdc89f98 Refactorizations:
- Rely on SymbolDatabase to detect string types
- Loop over variable list instead of token list
- Fixed two comments claiming that the AST is experimental
2015-11-20 11:20:42 +01:00
Daniel Marjamäki 52b5446d86 Improve handling of various standard character constants 2015-11-20 10:23:38 +01:00
Daniel Marjamäki 86957214ae Remove redundant comparisons 2015-11-20 10:11:58 +01:00
Daniel Marjamäki 0022ce8075 Refactor handling of char constants 2015-11-20 10:10:38 +01:00
PKEuS 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
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:
[lib/checkmemoryleak.cpp:2722]: (warning) Found simple pattern inside Token::Match() call: "> ("
2015-11-19 17:03:55 +01:00
Daniel Marjamäki 40851a12ef Fixed #4627 (Tokenizer::setVarId: function declaration in function body) 2015-11-19 16:27:16 +01:00
PKEuS ab171fc027 Fixed false negatives in CheckMemoryLeakStructMember::checkStructVariable():
- 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
Removed obsolete comments
2015-11-19 16:10:26 +01:00
Daniel Marjamäki 4d3e231bd0 Fixed #3948 (False positive: variable not initialised - used in multi-condition if-clause) 2015-11-19 13:09:45 +01:00
PKEuS 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
PKEuS 1566b72c5b Fixed broken AST for simple expressions with delete operator.
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 e990cfb76b Fixed setVarId() for destructors 2015-11-18 21:13:58 +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
Daniel Marjamäki 5772bbd206 Fix Cppcheck warning 'explicit constructor' 2015-11-18 15:56:48 +01:00
Daniel Marjamäki 6b9c12e806 CheckUninitVar: Refactoring and gcc-compatibility fix 2015-11-18 15:16:50 +01:00
Daniel Marjamäki e6ceae213e CheckUninitVar: Improving multi-variable value handling 2015-11-18 14:56:45 +01:00
Daniel Marjamäki 04ecbba361 Fixed #7135 (ValueFlow: Wrong pointer alias set for 'p = &p[x];') 2015-11-15 23:38:23 +01:00
Daniel Marjamäki 71bf0f076f CheckAutoVariables: Handle 'x-y' better in isAutoVarArray 2015-11-15 19:34:36 +01:00
Alexander Mai 65666a1ba4 Makefile: explicit list directories which should be used with ctags. Run astyle. 2015-11-15 19:03:18 +01:00
amai2012 f0bf749621 #7133 crash: Variable::declarationId(). 2015-11-15 19:01:29 +01:00
Daniel Marjamäki ca8b15cd6b Fixed #7124 (int32_t etc are recognised as fundamental types, but std::int32_t etc are not) 2015-11-15 17:51:27 +01:00
Daniel Marjamäki 2a4cceae9e Library: Refactor handling of comma-separated names 2015-11-15 15:24:10 +01:00
PKEuS 25749ab19f Fixed another crash in clang test suite and let two times two functions in std.cfg share same configuration 2015-11-15 14:55:30 +01:00
Daniel Marjamäki 4e578af603 CheckAutoVar: Improved usage of AST and ValueFlow 2015-11-15 14:48:13 +01:00
PKEuS 481d800d5a Fixed crash in clang test suite. 2015-11-15 14:40:31 +01:00
PKEuS 3f255e7685 Use Library information in Tokenizer::sizeOfType() 2015-11-15 14:37:02 +01:00
PKEuS da6b17d176 Refactorizations in CheckStl:
- Improved detection of "auto" iterators in CheckStl::iterators()
- Improved performance of CheckStl::pushback()
- Added more containers to std.cfg
2015-11-15 14:04:39 +01:00
Daniel Marjamäki c10a10c26f CheckAutoVariables: use ValueFlow to detect more errors when pointer aliases are used 2015-11-15 12:10:35 +01:00
PKEuS 573edb4c92 Refactorization: Added utils.h to VS solution and renamed dependency to pcre.lib to pcre64.lib for x64 configuration. 2015-11-15 11:21:48 +01:00
PKEuS 41fbc5355d Revert "Partially reverted 5cd36d6f8a for upcoming release."
This reverts commit 5f8a8aba6d.
2015-11-15 10:04:27 +01:00
PKEuS 80c89e7a38 Set Version to 1.71.99/1.72 dev 2015-11-15 09:57:57 +01:00
Alexander Mai 835c234e18 #7131 crash: Tokenizer::setVarId() 2015-11-14 21:22:53 +01:00
Alexander Mai bda9c8c2d5 --exception-handling now prints callstack on SIGINT, allows to debug program hangs. Also add handler for some more signals. 2015-11-14 19:59:22 +01:00
Daniel Marjamäki 5df2f9c6cf 1.71: Set version 2015-11-14 18:57:42 +01:00
PKEuS 5f8a8aba6d Partially reverted 5cd36d6f8a for upcoming release. 2015-11-14 18:53:49 +01:00
Daniel Marjamäki ad0d23036c Fixed some cppcheck warnings about methods that can be static/const 2015-11-14 18:43:07 +01:00
PKEuS bdd57e6913 Revert "Fix multi-threading by converting static member variables to instance variables"
This reverts commit 598809a834.

The problem does not exist in practice and the theoretical issue will be fixed as soon as the check is rewritten to make use of Libraries.
2015-11-14 12:07:00 +01:00
Daniel Marjamäki b10110b5ac CheckClass: Removed noExplicitCopyMoveConstructorError after discussion in http://sourceforge.net/p/cppcheck/discussion/general/thread/b2ce9d3d/. 2015-11-13 12:48:26 +01:00
PKEuS f9bc229d4b Support varids in nested classes that are declared outside of outer class (#7127) 2015-11-13 10:07:57 +01:00
Daniel Marjamäki 595f1e1a27 ValueFlow: set value for char literals 2015-11-12 16:38:58 +01:00
Daniel Marjamäki 34dbc3c00c ValueFlow: Improved handling of a[i] 2015-11-12 16:14:27 +01:00
Daniel Marjamäki 4ec333dbb6 Fixed #7007 (ValueFlow: value is not known, modified by subfunction) 2015-11-12 14:59:35 +01:00
PKEuS 1589841cb6 Fixed crash in clang test suite with member variable pointers 2015-11-11 18:26:59 +01:00
PKEuS 36c5815ddb Fixed false positive about redundant variable assignment in try-scopes if the variable is read in catch block (#6555) 2015-11-11 17:21:55 +01:00
PKEuS a8cf63239a Fixed false positive autovarInvalidDeallocation if deallocting result of member function (#6551) 2015-11-11 16:59:31 +01:00
Daniel Marjamäki b9b0964dab Fixed #7006 (False positive Mismatching assignment and comparison (variable is changed in loop)) 2015-11-11 13:45:28 +01:00
PKEuS ee00925dc5 setVarId: Support throw() in constructor implementations (#7123) 2015-11-11 11:01:49 +01:00
PKEuS 03d52de74b Treat "class" keyword similar to "struct" or "union" on C++ code (#6696) 2015-11-10 17:03:27 +01:00
PKEuS cc9a1f4375 Fixed setVarId() for template in initializer list (#7122) 2015-11-10 16:14:53 +01:00
PKEuS feae241fc0 Fixed simplification of pointers (#6829) 2015-11-10 14:45:24 +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
PKEuS 06780b5eaa Merge pull request #704 from simartin/warn
Silence clang warning.
2015-11-10 13:35:12 +01:00
Daniel Marjamäki 459a4e0cbe Fixed #7121 (False positive 'Uninitialized variable' converting pointer to reference) 2015-11-10 10:18:24 +01:00
Simon Martin 1ec3175c99 Silence clang warning (-Wparentheses mode). 2015-11-10 08:12:36 +01:00
PKEuS 5cd36d6f8a Refactorization: Use varid instead of variable name in CheckClass::initializeVarList() and fixed issue in setVarId().
Fixed internal warning.
2015-11-09 23:00:14 +01:00
PKEuS 49a9b011eb Fixed handling of this-> and (*this). in setVarId() 2015-11-09 21:43:40 +01:00
PKEuS db342ea910 Handle alias variables in CheckClass::initializeVarList() (#6921) 2015-11-09 21:02:06 +01:00
PKEuS aca8a69f5e Skip over lambdas in CheckClass::checkPureVirtualFunctionCall() (#4992) 2015-11-09 20:15:26 +01:00
PKEuS f15f8514f6 Fixed crash on garbage code (#7120) 2015-11-09 17:25:20 +01:00
PKEuS 389d30fe44 Fixed crash on garbage code (#7118) 2015-11-09 11:21:07 +01:00
PKEuS c7987ad11a Refactorization: Removed redundant nullptr checks. The existence of the tokens is guaranteed by previous Token::Match() call 2015-11-09 11:12:32 +01:00
Daniel Marjamäki 5074c11b53 CheckBufferOverrun: Fixed FP when accessing string that contains '\0'. Refactoring address-of. 2015-11-09 10:30:39 +01:00
Daniel Marjamäki 8317369c91 Explicit constructors: don't warn for abstract classes unless C++11 is used. 2015-11-09 08:36:47 +01:00
Daniel Marjamäki ef5be435c7 Fixed #7113 (False positive arrayIndexOutOfBounds - using pointer alias with cast) 2015-11-08 17:21:32 +01:00
Alexander Mai 5318970f1e #7109 segmentation fault (invalid code) in TokenList::createAst 2015-11-08 15:09:39 +01:00
Daniel Marjamäki fc564d779e Fixed #7112 (crash: CheckBufferOverrun::checkGlobalAndLocalVariable (invalid code)) 2015-11-08 14:21:12 +01:00
Daniel Marjamäki 37dbebb093 Fixed #7049 (valueflow: value is not known after case) 2015-11-08 14:08:47 +01:00
PKEuS 4ad246f56f Merge pull request #703 from nablaa/hh-hxx-header
Treat *.hh and *.hxx files as C++ files
2015-11-08 13:52:56 +01:00
Alexander Mai ab296fa93f 7111 segmentation fault (invalid code) in Tokenizer::simplifyRedundantParentheses 2015-11-08 13:45:55 +01:00
Daniel Marjamäki 48da1d5396 Refactoring CheckBufferOverrun 2015-11-08 12:39:08 +01:00
PKEuS 32f0cbb6ad Fixed false positive eraseDereference with range-based for-loops (#7106) 2015-11-08 09:42:55 +01:00
Daniel Marjamäki 7d6e1974eb Fixed #7104 (False positive arrayIndexOutOfBounds) 2015-11-08 09:30:23 +01:00
Miika-Petteri Matikainen 1d4e33e792 Treat *.hh and *.hxx files as C++ files
Previously they were erroneously detected as C files.
2015-11-08 09:43:06 +02:00
PKEuS fdb596fa05 Do not set "pure" flag if function is declared as "= default" (#7101) 2015-11-07 22:21:50 +01:00
Daniel Marjamäki 35ed902e3f Try to fix crash when using getMaxValue() 2015-11-07 19:59:48 +01:00
Daniel Marjamäki 32627dc558 try to fix internal errors detected by Travis 2015-11-07 19:47:30 +01:00
Daniel Marjamäki 9c7271a5e9 CheckBufferOverrun: The simplifyKnownVariables() has been reduced, use ValueFlow instead 2015-11-07 18:12:01 +01:00
Daniel Marjamäki 3655ce7222 Fix typo in match pattern 2015-11-07 16:06:37 +01:00
Daniel Marjamäki f7a7a8a95c Fixed #6934 (False positive returnLocalVariable - assigning local array to function argument) 2015-11-07 15:07:26 +01:00
Daniel Marjamäki d0ab3aea70 CheckBufferOverrun: Minor fixes for strings 2015-11-07 15:05:56 +01:00
PKEuS 9a879fc828 Fixed false positives with pointerSize being shown even if no sizeof() is used (#7100). 2015-11-07 13:19:06 +01:00
PKEuS 49f6231756 Fixed two issues in CheckSizeof::checkSizeofForPointerSize() 2015-11-07 09:35:30 +01:00
Alexander Mai 598809a834 Fix multi-threading by converting static member variables to instance variables 2015-11-06 22:49:02 +01:00
PKEuS 0ac89c8af2 Fixed internal warning 2015-11-06 22:21:39 +01:00
PKEuS 61b16909bd Fixed false negative pointerSize with member variables.
Fixed wrong comment in testcppcheck.cpp
2015-11-06 21:48:56 +01:00
Aleksandr Pikalev 2d0ecc08c1 Check pointers for NULL before utilizing and do not check it later 2015-11-06 20:24:09 +01:00
PKEuS 7a90b763f6 Tokenizer::simplifyLabelsCaseDefault(): Do not insert ; between two cases. 2015-11-06 19:59:23 +01:00
PKEuS 95a0c0f14c Limit the number of cases created by Tokenizer::simplifyCaseRange(). 2015-11-06 19:21:56 +01:00
PKEuS 1fe1d7ea4a Extended Tokenizer::simplifyCaseRange() to support also ranges of chars. 2015-11-06 18:46:43 +01:00
PKEuS 41b1b9d850 Support case ranges (gcc extension, #6490) 2015-11-06 18:39:03 +01:00
PKEuS 2ac8da0497 Fixed #6548 also for noexcept 2015-11-06 18:00:59 +01:00
PKEuS 72bc6d1f33 Refactorization: Fixed VS warning about variable shadowing. 2015-11-06 17:35:08 +01:00
PKEuS be36539ad7 Fixed AST generation for C++11-style initialization (#6528) 2015-11-06 17:34:26 +01:00
PKEuS 62bc827eb0 Fixed createLinks2() when inheriting from a template (#6601) 2015-11-06 10:44:37 +01:00
PKEuS eb2b0fa0d0 Fixed wrongly detected unconditional scope with C++11-style initialization in SymbolDatabase (#6581) 2015-11-06 10:16:44 +01:00
PKEuS eefea507b9 Use ValueFlow in CheckIO::checkWrongPrintfScanfArguments() (#6563) 2015-11-06 09:52:22 +01:00
Alexander Mai 3177d73fb0 #7089 segmentation fault (invalid code) in Tokenizer::simplifyTokenList1. Refactor some functions to accept argument as refernce instead of pointer 2015-11-05 19:00:08 +01:00
PKEuS 83a816b109 Fixed crash on garbage code (#7085) 2015-11-04 10:26:55 +01:00
PKEuS 6c20f4b2a2 Fixed crash on garbage code (#7090) 2015-11-04 10:10:20 +01:00
PKEuS 8374e8414b Fixed use-after-free in clang test suite introduced recently (#7087) 2015-11-03 19:24:19 +01:00
PKEuS b97f9e576d Fixed crash in clang test suite introduced by previous commit. 2015-11-02 22:53:05 +01:00
PKEuS b049050792 Fixed wrong parsing of ^{} 2015-11-02 22:14:41 +01:00
PKEuS 4f565ba90f Fixed crashs on garbage code (#7082) 2015-11-02 21:30:28 +01:00
PKEuS 23e6e5a568 Fixed crash on garbage code (#7081) 2015-10-31 18:11:56 +01:00
Miika-Petteri Matikainen acd8a092f8 Make syntaxError suppressable (fixes #5917 and #7076)
syntaxErrors were not suppressable, because they were treated as
InternalErrors which were thrown and catched during the checking,
and normal suppression rules were not applied for those.

We fix this by calling the normal reportErr() function that does
suppression matching.
2015-10-28 20:53:35 +02:00
PKEuS 963008089d Fixed false positive with range-based for-loop (#7078) 2015-10-28 16:37:46 +01:00
PKEuS a0ff992c4a Refactorization: Simplified Tokenizer::simplifyAddBracesToCommand() and Tokenizer::simplifyAddBracesPair() 2015-10-27 20:04:34 +01:00
PKEuS 4ee56d2306 Fixed simplifyAssignmentInFunctionCall for complex expressions (#6927) 2015-10-27 20:01:40 +01:00
PKEuS 7866990d04 Fixed false positive with range-based for-loop (#7075) 2015-10-27 14:47:18 +01:00
Daniel Marjamäki bfd8a69e74 Fixed #6243 (False positive: uninitialized variable, looping with goto) 2015-10-27 12:40:52 +01:00
Daniel Marjamäki 4b0625c570 Fixed #6239 (Possible null pointer dereference after pointer is modified by a function template) 2015-10-27 12:33:46 +01:00
PKEuS b775603e93 Revert "Removed bailout in case a file (without include guards) is included twice. (#5455)"
This reverts commit 34ec1112a9.
2015-10-26 21:37:08 +01:00
PKEuS 24882fb53a Fixed VarId accidentially assigned to case labels. 2015-10-26 21:24:53 +01:00
PKEuS dfdc0f6b99 Support range-based for-loop in SymbolDatabase 2015-10-26 19:20:42 +01:00
PKEuS 5add1d8901 Set VarId in range-based for-loops 2015-10-26 19:03:23 +01:00
PKEuS a5f577d179 Support range-based for-loop in CheckClass::checkConst() (#5514) 2015-10-26 18:48:01 +01:00
PKEuS 636bf75799 Fixed crash on garbage code (#7074) 2015-10-26 13:29:47 +01:00
PKEuS 34ec1112a9 Removed bailout in case a file (without include guards) is included twice. (#5455) 2015-10-26 12:17:29 +01:00
PKEuS 0370c66e41 Fixed broken function Token::getCharAt() (#7073) 2015-10-26 11:51:05 +01:00
PKEuS 297f2c78bd Fixed false positives variableHidingTypedef (#5624, #6507) 2015-10-26 10:06:52 +01:00
PKEuS ee58587706 Fixed false positive unreachableCode when ternary operator is used (#6664) 2015-10-26 08:29:43 +01:00
PKEuS f637b84192 Fixed various false positives with --check-library (#6545, #6630) 2015-10-26 08:16:50 +01:00
amai2012 116c10c7d6 Merge pull request #700 from simartin/ticket_6998
Ticket #6998: Properly handle "typedef unsigned T;" constructs.
2015-10-24 15:24:27 +02:00
Simon Martin 5d40a3ab66 Ticket #6998: Properly handle "typedef unsigned T;" constructs. 2015-10-24 12:27:26 +02:00
PKEuS e989d4b11b Support C++11 array initialization in CheckUninitVar (#7010) 2015-10-24 12:06:40 +02:00
Daniel Marjamäki fc2bf2ef08 Fixed #7065 (AST: More explicit handling of lambda functions, generate ast for ';new Fred;') 2015-10-20 23:55:29 +02:00
Alexander Mai 3b1d849476 Correct template syntax check which got introduced by an attempt fix #6865. Disable test for #6865, adjust some modified tests and add new regression tests 2015-10-19 20:03:33 +02:00
Daniel Marjamäki 6b9088de3f Fixed #7057 (valueFlowAfterAssign doesn't terminate) 2015-10-19 19:36:46 +02:00
Daniel Marjamäki b856ac51dd Fixed #7064 (Tokenizer: Wrong simplification of 'a.public:') 2015-10-19 10:01:57 +02:00
Philipp Kloke 06c20252fa Added dot at end of stringLiteralWrite message 2015-10-19 09:01:21 +02:00
Philipp Kloke 2a5206a444 Refactorization: Reordered conditions - simplematch is cheaper than findsimplematch 2015-10-19 09:01:21 +02:00
Philipp Kloke a837cc48e0 Refactorization: Simplified code in tokenlist.cpp, token.cpp and testthreadexecutor.cpp 2015-10-19 09:01:20 +02:00
Daniel Marjamäki 5d12471caa fix travis, remove unused variable 2015-10-18 17:19:44 +02:00
Alexander Mai 8667184f12 #7062 Remove unnecessaryQualification check 2015-10-18 17:00:09 +02:00
Daniel Marjamäki 9be284e80f AST: proper operator precedence for c++11 initializer {} and :: 2015-10-18 16:58:15 +02:00
PKEuS 52be380ef0 Fixed fix for #7042 - support hexadecimal digits 2015-10-18 16:37:33 +02:00
Alexander Mai 7112725d38 Simplify code (repair travis build) 2015-10-18 16:04:49 +02:00
Alexander Mai 21efa992e3 #6865 TemplateSimplifier::expandTemplate doesn't terminate on invalid code. Add some another syntax check on templates to avoid problems later on. 2015-10-18 15:47:37 +02:00
Daniel Marjamäki 9bb2af1893 Fixed #7059 (AST: handle C++ initialization with {} better) 2015-10-18 13:43:39 +02:00
Daniel Marjamäki b81b21a57b Fixed #7051 (hang in ast code (failed to create a proper testcase)) 2015-10-18 11:42:18 +02:00
Daniel Marjamäki fe4fac7eb2 Fixed #7058 (Tokenizer::simplifyTypedef: wrong simplification of enum constant 'AB::A' if AB is a struct typedef) 2015-10-18 04:55:04 +02:00
Daniel Marjamäki ec87b09d89 Fixed #7056 (iscast does not handle '(ulong)~0' properly, Tokenizer::simplifyCalculations wrongly simplifies '(ulong)~0' to 'ulong~0') 2015-10-17 18:58:13 +02:00
Daniel Marjamäki 30af2fcd73 iscast: handle '(ulong)~0' better 2015-10-17 18:25:27 +02:00
Daniel Marjamäki 507727e07f Fixed Travis 2015-10-17 17:15:19 +02:00
Daniel Marjamäki c88297c971 Fixed #7054 (AST: handle C++ initialization with {} better) 2015-10-17 17:03:24 +02:00
Dmitry-Me fa30ed5d15 Reduce variable lifetime, better name 2015-10-16 11:00:04 +03:00
PKEuS c22833342c Merge pull request #695 from Dmitry-Me/explicitContinue
Explicit continue instead of fall through with a check
2015-10-15 21:48:08 +02:00
Alexander Mai 8e3e981323 #7050 segmentation fault (invalid code) in isVariableChanged 2015-10-15 21:27:55 +02:00
Dmitry-Me ae7a7d287e Explicit continue instead of fall through with a check 2015-10-15 18:03:27 +03:00
Daniel Marjamäki 6cf25825de Fixed #7030 (Tokenizer::simplifyTypedef: Label) 2015-10-15 16:56:22 +02:00
Dmitry-Me 64bdf03986 Remove repeated search, clearer code 2015-10-15 16:48:35 +03:00
PKEuS 46bfa62aad Execute prepareTernaryOpForAST earlier (#7048) 2015-10-15 10:31:54 +02:00
Alexander Mai 600641c4c5 #7043 segmentation fault (invalid code) in Tokenizer::simplifyVarDecl 2015-10-14 20:34:55 +02:00
PKEuS d0cc97a4cf Fixed wrong syntax error (#7045) 2015-10-14 16:01:48 +02:00
Dmitry-Me f54f9a7d3e Explicit continue, better variable name 2015-10-14 15:06:04 +03:00
PKEuS a97f6f973f Support C++14 digit separators (#7042) 2015-10-14 12:00:54 +02:00
Daniel Marjamäki 60f8982999 Fixed #7039 (ValueFlow: bitand calculation '16&15') 2015-10-14 10:44:04 +02:00
Daniel Marjamäki a04e072976 Fixed #7040 (False positive syntaxError False positive syntaxError) 2015-10-13 20:31:17 +02:00
PKEuS 3971f8625f Fixed false positive seekOnAppendedFile if FILE* is reused (#6566) 2015-10-13 15:32:13 +02:00
PKEuS 05b5275110 Improved AST:
- Fixed TODO for ternary operator. Add parantheses between ? and : where necessary as a preparation for createAst()
- Improved AST validation:
-- Better message for binary operator with only one operand
-- Ensure ? has : as second operand (#7035)
2015-10-12 19:21:48 +02:00
Daniel Marjamäki 97326fce13 Fixed #6992 (argument name of function typedef conflicts with local variable name) 2015-10-12 10:15:02 +02:00
Daniel Marjamäki 141dd78b0e Tokenizer: Added a define CPPCHECK2 that can be used to test cppcheck without various simplifications I want to get rid of in the long run 2015-10-12 09:19:35 +02:00
Daniel Marjamäki 7148ad4239 Tokenizer: Fix sloppy syntax error 2015-10-12 08:51:41 +02:00
Daniel Marjamäki df67e0efb6 Tokenizer: Try to hide attributes for non-gcc and non-clang compilers 2015-10-12 08:50:52 +02:00
Daniel Marjamäki 6157fc69ac Tokenizer: Added a simple AST verification 2015-10-12 08:34:12 +02:00
Daniel Marjamäki 8b8870cb5e Added noreturn attributes for methods that throws 2015-10-12 08:33:53 +02:00
Daniel Marjamäki 2c7c6b3e38 CheckIO: Try to use ValueType more 2015-10-11 17:35:54 +02:00
Daniel Marjamäki cba11e623e Use ValueType in astIsIntegral() 2015-10-11 14:11:11 +02:00
Daniel Marjamäki be7bca385d avoid some fixes for noisy signedness warnings 2015-10-11 12:50:46 +02:00
Daniel Marjamäki 40fffddb83 avoid some fixes for noisy signedness warnings 2015-10-11 12:36:23 +02:00
Daniel Marjamäki 0aad8af9ae avoid fix for noisy signedness warning 2015-10-11 12:22:37 +02:00
Daniel Marjamäki ac9cb87e04 ValueType: Handle bit operations, sizeof better. Use ValueType in astIsFloat(). 2015-10-11 12:20:40 +02:00
Daniel Marjamäki 5b082aa799 ValueType: struct member 2015-10-11 10:48:08 +02:00
Daniel Marjamäki 9738cc66eb ValueType: function return type 2015-10-11 08:42:31 +02:00
Daniel Marjamäki cf179f82b6 ValueType: Better handling of wide strings 2015-10-11 08:13:30 +02:00
Daniel Marjamäki 37d9a95ef1 CheckIO: Refactoring. Split out CheckIO::checkFormatString() from CheckIO::checkWrongPrintfScanfArguments(). 2015-10-10 20:08:15 +02:00
Daniel Marjamäki 0849ad4707 ValueType: Better handling of const 2015-10-10 08:32:45 +02:00
Daniel Marjamäki 6545172d8c Revert "Add a dynamic rule enable/disable system"
This reverts commit 231b486e49.

There was regressions reported in tools/generate_and_run_more_tests.sh.
2015-10-09 21:56:19 +02:00
Albert Aribaud 231b486e49 Add a dynamic rule enable/disable system 2015-10-09 19:57:05 +02:00
PKEuS 2eb8492993 Fixed crash on garbage code #7034 2015-10-09 13:49:17 +02:00
PKEuS 7d624f2e21 Fixed crash on garbage code #7033 2015-10-09 13:06:52 +02:00
Daniel Marjamäki 6d256b01b6 CheckIO: Use ValueType::Type::LONGDOUBLE type also 2015-10-08 19:52:24 +02:00
Daniel Marjamäki a500f6f703 Improved handling of 'long double' and address-of in ValueType. Removed Tokenizer::simplifyFloatCasts() to handle float casts better. 2015-10-08 19:50:10 +02:00
PKEuS 3645e3c16b Fixed two TODO unit tests by delaying arraySize simpification until createLink2 is executed 2015-10-08 12:52:28 +02:00
Daniel Marjamäki be72b7413a ValueType: Handling of originalTypeName 2015-10-07 20:24:17 +02:00
Daniel Marjamäki c461b58421 astyle formatting
[ci skip]
2015-10-07 19:50:50 +02:00
Daniel Marjamäki 604a9acb48 ValueType: Handling constness 2015-10-07 19:08:26 +02:00
PKEuS b7f2f826a4 Refactorization: Removed some redundant code 2015-10-07 18:40:04 +02:00
Daniel Marjamäki db31e22316 ValueType: Improved signedness 2015-10-07 18:10:48 +02:00
PKEuS 2e510c8733 Added missing include to valueflow.h 2015-10-07 14:42:10 +02:00
PKEuS 50ed47c725 Fixed crash on garbage code (#7022) 2015-10-07 13:52:06 +02:00
PKEuS b634a76fcb Added CPPCHECKLIB to two clases and reverted 30a942af0b 2015-10-07 13:38:34 +02:00
Daniel Marjamäki f5d9ba9cf3 Rewrote the charvar checker. It now uses valueflow also to limit false negatives. 2015-10-06 17:30:51 +02:00
amai2012 88b3d90505 #7023 segmentation fault (invalid code) in astIsIntegral. Avoid crash, unfortunately there is no syntax error yet detected. 2015-10-06 11:21:31 +02:00
Matthias Krüger e99b4319c9 astutils: remove unused functions isSignedChar and isChar. 2015-10-06 08:27:47 +02:00
Daniel Marjamäki 2034706033 AST: Use AST type in astIsSignedChar 2015-10-06 07:13:41 +02:00
Daniel Marjamäki b77203a277 CheckIO: Handle AST pointer type better 2015-10-05 19:59:15 +02:00
Daniel Marjamäki b9036c2ca8 AST types: Fix for 'long long' handling 2015-10-05 19:20:42 +02:00
Daniel Marjamäki bc8f1b972e CheckIO: Early return 2015-10-05 19:04:29 +02:00
Daniel Marjamäki 8f6bd7fd0d Fixed #7014 (False positive for printf("%c", "hello"[0])) 2015-10-05 10:12:30 +02:00
Daniel Marjamäki f35c24d4af SymbolDatabase: Better handling of valuetypes in AST 2015-10-04 23:27:58 +02:00
Daniel Marjamäki 30a942af0b VS: Attempt to fix build problem with VS 2015-10-04 22:58:00 +02:00
Daniel Marjamäki 399cd0c07b SymbolDatabase: Refactoring AST type information 2015-10-04 20:32:16 +02:00
Daniel Marjamäki 9b253612ca SymbolDatabase: Add type information in AST 2015-10-04 19:42:58 +02:00
Frank Zingsheim 3bc21b8138 Fixed #6996 (ValueFlow: known and possible values) 2015-10-04 10:33:43 +02:00
Daniel Marjamäki f5bd00f153 Library: return true from Library::isnullargbad() for format string arguments. Related with #7012. 2015-10-03 20:51:45 +02:00
Daniel Marjamäki 28e3c266b3 Fixed #7012 (False positive uninitvar - first argument to snprintf) 2015-10-03 18:35:16 +02:00
Daniel Marjamäki a574fda8a9 Fixed #6935 (Wrong duplicate expression) 2015-10-03 14:56:24 +02:00
Alexander Mai 27f72d7ae0 #7020 segmentation fault (invalid code) in Tokenizer::simplifyTypedef. #7021 segmentation fault (invalid code) in Tokenizer::simplifyEnum 2015-10-03 10:47:23 +02:00
Simon Martin 0f7e20c11d Ticket #7017: Properly interpret operator= return type for template classes in CheckClass::operatorEq. 2015-10-02 23:23:44 +02:00
amai2012 fde59242bb #7018 segmentation fault (invalid code) in Tokenizer::simplifyEnum 2015-10-02 15:33:23 +02:00
PKEuS e6467703b2 Support cast to ** in Tokenizer::simplifyCasts() (#7005) 2015-09-28 16:08:14 +02:00
PKEuS 590f1f1d66 Fixed handling of __asm...__endasm (#6970) 2015-09-28 15:43:48 +02:00
Thomas Otto 7ba69cfd0a sizeofCalculation: skip if void-casted inside a macro (#6888) 2015-09-28 14:33:29 +02:00
Daniel Marjamäki bd243a4748 Fixed #6903 (ValueFlow: Fix FP in ?:) 2015-09-27 13:29:28 +02:00
Dmitry-Me 6304a4dddb Fix FP for members of temporaries 2015-09-25 13:57:11 +03:00
Dmitry-Me da15efb3f6 Fix FN for distinct structs with identical members 2015-09-24 18:29:08 +02:00
Alexander Mai c27fc31fcf #6997 segmentation fault (invalid code) in CheckUninitVar::checkIfForWhileHead. Detect invalid syntax. 2015-09-23 10:33:55 +02:00
orbitcowboy fc0786acb0 Merge pull request #686 from Dmitry-Me/omitUnneededActions6
Continue early, reuse pattern, better names
2015-09-22 21:31:47 +02:00
Dmitry-Me 0b991f5560 Tell if it's struct or union 2015-09-22 17:38:23 +03:00
Dmitry-Me ce783483d1 Continue early, reuse pattern, better names 2015-09-22 16:38:49 +03:00
Martin Ettl 8936985c5c #7001: Fixed templatesimplifier.cpp: Remove double include. 2015-09-18 12:20:41 +02:00
orbitcowboy c285b75611 Merge pull request #685 from Dmitry-Me/useTempVariables
Use temp variables, better variable names
2015-09-16 16:30:25 +02:00
Daniel Marjamäki 305760f143 Uninitialized variables: Fix FP for struct array 2015-09-16 14:42:55 +02:00