Commit Graph

5836 Commits

Author SHA1 Message Date
Alexander Mai a4ff30301a #5805 'Passing value -1.0 to sqrt() leads to undefined result' is incorrect. Degrade wrongmathcall from error to warning, since it deals with implementation-defined behaviour 2014-09-01 19:31:32 +02:00
Dmitry-Me f937dde1e0 Improve C style casts detection 2014-09-01 16:40:28 +04:00
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
PKEuS c92230dfee Fixed crash on garbage code introduced by recent commit. 2014-09-01 12:41:30 +02:00
PKEuS 20a066bb14 Run unreachableCode checking only on executable scopes (#5789) 2014-09-01 11:29:39 +02:00
PKEuS b5e064e737 Fixed unreachableCode message if a lambda is returned (#6008). 2014-09-01 11:10:42 +02:00
PKEuS 353a9e9a64 Bailout for duplicateBranch check if branches are empty (#5354) 2014-09-01 10:19:14 +02:00
PKEuS e35329aba3 Fixed reporting of unmatched suppressions for unusedFunction (#4946) 2014-09-01 10:13:03 +02:00
PKEuS 4c18967329 Added unit test for #5849 2014-08-31 21:45:38 +02:00
PKEuS 288c94a47f Extended Message "fflushOnInputStream" to files opened for reading. 2014-08-31 21:03:33 +02:00
PKEuS b07f61170d Changed severity of fflushOnInputStream to portability: The behaviour of fflush(stdin) is defined on Linux. 2014-08-31 20:56:05 +02:00
PKEuS e1bc5f5248 Fixed false positive #4788 (break; in BOOST_FOREACH) 2014-08-31 20:40:52 +02:00
PKEuS 8722bba52a Fixed false positive #4648 2014-08-31 20:33:27 +02:00
PKEuS 3ccdae78ba Support __declspec(property) (#4700) 2014-08-31 20:17:18 +02:00
PKEuS 6f222e4d1f Added unit test for #5534. 2014-08-31 19:58:03 +02:00
PKEuS b8918906e6 Fixed false positive #5466 2014-08-31 19:46:30 +02:00
PKEuS 8f4662de92 No unused variable messages about std::unique_ptr|shared_ptr|auto_ptr (#4355) 2014-08-31 19:18:02 +02:00
PKEuS 78932094c8 Fixed crash on garbage code #6106 2014-08-31 12:12:03 +02:00
PKEuS 862b18e0e2 SymbolDatabase: New scope type eLambda 2014-08-31 10:21:27 +02:00
Alexander Mai a690f5856f Fix erroneous call to check() method. That is issues was not find by cppcheck itself, so #6109 has been created 2014-08-30 18:17:18 +02:00
Daniel Marjamäki 3ac5f16668 Makefile: generate new Makefile with dmake 2014-08-29 18:32:50 +02:00
PKEuS 06a92e8981 Moved several condition checks from checkOther to checkCondition (former checkAssignIf) 2014-08-29 17:06:46 +02:00
PKEuS 6a5eda51d3 Removed redundant suppression code in teststring.cpp 2014-08-29 17:02:13 +02:00
Alexander Mai 3aeecb8a05 #6100 False positive nullPointer - calling mbstowcs(NULL,). wcstombs has also been fixed 2014-08-27 19:32:53 +02:00
Daniel Marjamäki febbd92fbd ValueFlow: relocate test 2014-08-27 17:11:38 +02:00
Daniel Marjamäki ae8a20b197 Fixed #6086 (False positive: valueFlow, conditional code returns) 2014-08-27 16:59:18 +02:00
Matthias Krüger cd33d784d5 run dmake 2014-08-27 09:45:50 +02:00
PKEuS eba8c6f6c5 Refactorization:
- Added missing separating comments between checks in checkother.cpp
- Moved checks related to strings into own file
2014-08-27 09:42:09 +02:00
Daniel Marjamäki 23ec9fea8e Fixed #6024 (False positive (nullPointer) using in 1.66) 2014-08-26 18:48:11 +02:00
PKEuS 630211ac7d Added unit test for #4777 2014-08-26 15:30:12 +02:00
PKEuS 6a4319f050 Improved simplifications:
- Rearranged their order to solve problems with typedefs. If we simplify chained declarations before typedef parsing, we have less complex expressions to deal with (#4777).
- Fixed detection of variables hiding enums
2014-08-26 15:21:19 +02:00
amai2012 b14ebb791b #5780 - Correct unit test which was calling wrong ASSERT 2014-08-26 12:19:58 +02:00
PKEuS a8dc17c1d9 Fixed false positive #5566. 2014-08-26 11:29:26 +02:00
PKEuS 5e2ea8b6cd Fixed crash #6089 by using information stored in Variable instead of accessing Variable::nameToken 2014-08-26 11:08:21 +02:00
PKEuS 2326e78381 Fixed #6058: Don't detect class with unknown macro as variable.
Commented out crashing unit test tokenize33() in VS12
2014-08-26 10:40:00 +02:00
amai2012 e02741c82c #5780 Crash on template code below Tokenizer::setVarId(). Fix several crashes with same location. 2014-08-26 09:12:10 +02:00
Daniel Marjamäki cd75b2d83d AST: fix hang for code 'MACRO({.x=1,.y=2})' 2014-08-25 19:10:16 +02:00
Daniel Marjamäki 37f3c6881b ValueFlow: Removed testcases for code that has been removed 2014-08-24 08:50:49 +02:00
Daniel Marjamäki 789b01aad2 ValueFlow: fixed one more hang in valueFlowForward 2014-08-24 08:50:01 +02:00
Daniel Marjamäki 1060b30e52 AST: better AST for placement new expression 'new (a) MyClass;' 2014-08-23 13:21:36 +02:00
PKEuS 399e8e551e Fixed cppcheck internal warnings 2014-08-23 12:47:16 +02:00
PKEuS 0dc4b75565 Fixed crash on invalid code #6080 2014-08-23 12:36:42 +02:00
PKEuS 7f2be2f57c Fixed template bracket linkage in while loop simplification
Ran AStyle
2014-08-23 12:28:54 +02:00
amai2012 976966fe81 #5639 String literal compared with char buffer in a struct. 2014-08-23 09:41:40 +02:00
PKEuS f01d7543f6 #6077: Don't warn about memcpy/memmove on class containing floats. 2014-08-20 15:12:53 +02:00
PKEuS c678937538 Fixed more false positives of #6056:
- Implemented nextArgument() for usages before < and > are linked
- slightly optimized nextArgument()
2014-08-20 15:02:52 +02:00
PKEuS 8188578cf2 SymbolDatabase: Fixed handling of nested types for function arguments
Removed unnecessary loops between var->typeStartToken() and var->typeEndToken()
2014-08-19 11:55:00 +02:00
PKEuS 5d50e7e9ae Changed heuristics to detect variable constructor initialization syntax (#6071) 2014-08-19 11:06:52 +02:00
Daniel Marjamäki b6355b991f Fixed #6070 (false positive: Array 'array[8192]' accessed at index 8192, which is out of bounds) 2014-08-19 07:03:00 +02:00
PKEuS eac2d58c9e Fixed fix for #6056 2014-08-18 20:40:43 +02:00
Daniel Marjamäki b2288e5ada Fixed #6022 (Defect: False positive due to bug in determining bounds of for loop 'for (i = 2; i < 1; ++i)') 2014-08-18 16:45:22 +02:00
PKEuS e7754be316 Fixed #6056 - properly detect member functions in setVarId() 2014-08-18 11:07:56 +02:00
PKEuS a69860eb70 Fixed false positive #6066: va_list may be used after being copied. 2014-08-18 10:40:39 +02:00
PKEuS 5c54f8d0d8 Support namespaces and static member variables in setVarId (only one depth) (#6061) 2014-08-18 10:25:30 +02:00
Alexander Mai 66d767b4b5 #6050 arithmetic on void** - fix false positive 2014-08-17 19:14:55 +02:00
Daniel Marjamäki a52c122229 Tokenizer::createLinks2: set no template-links in 'if (a < b || c > d)' 2014-08-17 19:03:06 +02:00
Daniel Marjamäki f7f44f24c7 Fixed #5132 (False negative: incorrectLogicOperator in simple if-clause) 2014-08-17 14:04:40 +02:00
Daniel Marjamäki 5cdbe0f42d ValueFlow: Improved value flow after for loop 2014-08-17 10:40:22 +02:00
Daniel Marjamäki 75ec97ad23 Tokenizer::simplifyKnownVariables: Fixed bad simplification in for loop header 2014-08-17 07:39:42 +02:00
Daniel Marjamäki 7ca742c454 Fixed #5062 (ValueFlow: Handle comma operator in abstract interpretation) 2014-08-17 06:42:16 +02:00
Daniel Marjamäki 65f10edcb6 Fixed #5866 (False negative: useless condition or null pointer dereference (null object after while loop, method)) 2014-08-16 18:32:25 +02:00
Daniel Marjamäki 364c975701 Fixed #5557 (astIsFloat: better handling of '.') 2014-08-15 16:48:53 +02:00
Daniel Marjamäki b8e356462a Dead pointer: Fixed FP for subfunction pointer argument 2014-08-14 06:47:19 +02:00
Daniel Marjamäki e83f08a825 Fixed #6044 (hang: darkplaces / cl_particles.c) 2014-08-14 06:13:42 +02:00
Daniel Marjamäki bdfe43d82c Fix hang in libdmtx package. found through daca2. 2014-08-13 04:03:17 +02:00
Daniel Marjamäki 970fda9e79 ValueFlow: Fixed nullpointer FP warning in checksizeof 2014-08-11 16:21:20 +02:00
PKEuS 5d302716e7 Refactorized Variable::isIntegralType() and Variable::isFloatType():
- Cached property
- Make use of it in several checks
- float* is flagged as floating point type
2014-08-09 11:45:13 +02:00
PKEuS 865df4e207 Fixed false negative #4306: Detect loop access of empty STL container 2014-08-09 10:06:44 +02:00
PKEuS 5c238692e6 New check: Division by sizeof() as parameter to memset/memcpy/memmove/etc. as they expect a size in bytes (#5698)
Refactorizations in sizeof checking:
- Changed severity of sizeofwithsilentarraypointer to warning
- Made pointerSize message conclusive - there seems to be no reason for inconclusive
2014-08-08 09:49:09 +02:00
PKEuS c4635cf698 Improved check: portability message when calling memset on a class with floating point numbers (#5421) 2014-08-08 09:49:09 +02:00
PKEuS a1b7ab277b Changed handling of unhandled characters:
- Don't abort checking (reverts 42140b6488)
- Modified error message: New Id unhandledCharacter, removed redundant line information, improved message text
2014-08-08 09:49:09 +02:00
PKEuS 56ba4b6a92 Fixed crash if va_start is passed less arguments than expected 2014-08-06 20:53:13 +02:00
PKEuS 076c1bd06c Fixed crash in CheckVaarg::va_start_argument (#6032) 2014-08-06 19:35:09 +02:00
PKEuS 639f1fa85a Fixed another variable shadowing warning. 2014-08-06 14:27:03 +02:00
Matthias Krüger b5cf56790c dmake: update 2014-08-06 14:25:49 +02:00
PKEuS 5f7b4ad0ae Added several new va_arg related checks:
- Wrong parameter passed to va_start() (#3850)
- Reference passed to va_start() (#3849)
- Missing va_end() (#3295)
- Using va_list before it is opened (#3295)
- Subsequent calls to va_start/va_copy()
2014-08-06 14:20:46 +02:00
PKEuS c3577bc8dd Fixed crash, simplified code in testassert.cpp 2014-08-06 12:24:21 +02:00
PKEuS 6545bf7938 Added back accidentially removed unit test 2014-08-06 12:08:18 +02:00
PKEuS d3a567bf96 Fixed false positive #5824: Variables that might be used for va_start() must not be passed by reference. 2014-08-06 12:06:36 +02:00
PKEuS adcc8b1634 Implement support for __attribute__((used)) (#3408) 2014-08-06 11:13:58 +02:00
PKEuS 8da61ab71a Refactorized CheckAssert::assertWithSideEffects():
- Removed crap
- Error message on calling non-const member function in assert()
- Fixed false positive #5311 and TODO_ASSERT
2014-08-06 10:15:48 +02:00
PKEuS fd5ff1bb8b Fixed false positive #6030: inheriting classes is not a variable declaration. 2014-08-06 09:04:03 +02:00
PKEuS 83a80cebeb Fixed order of simplifications (#6029) 2014-08-06 08:39:23 +02:00
PKEuS 8130fda4ae Implemented support for C++11 uniform initialization in several checks. 2014-08-05 16:11:42 +02:00
PKEuS f3e0df7501 Support C++11 style initialization with {}:
-> Support in setVarId and SymbolDatabase (#4344)
-> Fixed false positives in unused variable checking (#5491, #5494)

Side-effect: Support global variables initialized with brackets (C++03 style) in SymbolDatabase
2014-08-05 15:33:57 +02:00
PKEuS f5730a7d12 Flush stdout after putchar('.') to ensure that the characters are printed immediately as a progress indicator. 2014-08-05 13:22:40 +02:00
PKEuS bcf3a1e9e1 Refactorization: Moved code out of macro TEST_CASE 2014-08-05 12:55:46 +02:00
PKEuS d3501e77a8 Moved several tests from testclass.cpp to testconstructors.cpp, fixes test failure introduced recently. 2014-08-05 12:19:52 +02:00
PKEuS 804e055eee New check: initialization by itself in initializer list (#3982)
Refactorizations:
- Rearranged code in checkclass.cpp to increase readability
- Several fixes for testclass.cpp tests.
2014-08-05 11:50:08 +02:00
Daniel Marjamäki 9eb28cb8af ValueFlow: Improved analysis of assignments 2014-08-05 08:28:46 +02:00
Daniel Marjamäki a2f776b1b7 Dead pointer: Added checking for dead pointer usage when pointer alias local variable that has gone out of scope. 2014-08-05 06:24:23 +02:00
Daniel Marjamäki d35ce5f0db ValueFlow: Better handling of calculated function arguments in valueFlowSubFunction 2014-08-04 12:31:04 +02:00
Daniel Marjamäki 344016f7ab ValueFlow: Handle string values in valueFlowSubFunction 2014-08-04 12:13:15 +02:00
PKEuS ac59485e7e Refactorized CheckAutoVariables::assignFunctionArg():
- Splitted message into style message (assigning non-pointers) and warning message (assigning pointers)
- Support operator++/-- (#4793)
2014-08-04 11:45:24 +02:00
PKEuS 4a3d719386 Fixed recently introduced FP when C-Style casting nullpointers 2014-08-04 11:42:14 +02:00
PKEuS 4c80ca4e8e Improved cstyleCast check:
- Detect casting of literals
- Check initializer lists (#3630)
2014-08-04 11:21:25 +02:00
Daniel Marjamäki 47a2b35e98 BufferOverrun: Use ValueFlow string values more 2014-08-04 08:25:10 +02:00
Daniel Marjamäki 79fc549de0 ValueFlow: start adding valueflow handling of strings and pointer aliases 2014-08-03 20:11:22 +02:00
PKEuS 57c055fcc4 Fixed false negative #5985: default argument values should not affect variable usage checking. 2014-08-03 19:13:37 +02:00
PKEuS a6da71e598 Visual Studio: Use testsuite.h as precompiled header
-> Reduces build time of project testrunner by 13 seconds (16%)
2014-08-02 18:14:23 +02:00