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7224 Commits

Author SHA1 Message Date
Daniel Marjamäki 2668cee3cf Fixed #6397 (FP deallocuse - conditional deallocation and conditional return) 2016-05-15 20:27:44 +02:00
Simon Martin 3af30e728c Ticket #7452: Properly interpret escape sequences in character literals. 2016-05-15 15:48:24 +02:00
Alexander Mai 9d1302d523 #7490 sizeof('a') should be sizeof(int) in C mode. Previous fix was hardcoding 4 for C. 2016-05-14 22:52:43 +02:00
Alexander Mai 4816394511 #5970 false positive in Uninitialized variable: d - casting struct var to char*. It got fixed since 1.72, add regression test 2016-05-14 22:36:54 +02:00
Daniel Marjamäki 2cb03b3fd0 Fixed #7409 (Tokenizer: Links not set properly 'Data<T&&>') 2016-05-14 20:40:30 +02:00
Daniel Marjamäki 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
Alexander Mai 251fc022fa #7490 sizeof('a') should be 4 in C mode 2016-05-14 13:05:44 +02:00
Kamil Dudka efe98883ab checkleakautovar: do not miss 'throw' followed by :: 2016-05-13 21:37:49 +02:00
Daniel Marjamäki df6a66deed SymbolDatabase: Add test that makes sure enum constant values are calculated properly. Related with ticket #7493. 2016-05-12 12:07:40 +02:00
Daniel Marjamäki 613311cc57 Fixed #7493 (enumMismatch on Enum declaration) 2016-05-12 11:46:08 +02:00
Daniel Marjamäki b965cf5491 Fixed #7444 (Tokenizer::varId: Wrong varid when there is anonumous union in class) 2016-05-11 20:43:23 +02:00
Daniel Marjamäki bf8471e109 Fixed #7491 (Questionable enumMismatch) 2016-05-11 15:33:59 +02:00
Daniel Marjamäki fb5e6d8a7d Fixed #6960 (New check: enum variable is assigned mismatching value) 2016-05-10 20:22:35 +02:00
Daniel Marjamäki a167a2d242 TestSymbolDatabase: Add some tests for the new enum handling 2016-05-09 18:34:24 +02:00
Daniel Marjamäki eac3660f46 ValueType: Changed type info for enums to 'signed int', that is what checks wants to see mostly. 2016-05-09 11:11:13 +02:00
Daniel Marjamäki 1caa79c45f Tokenizer::simplifyPointerConst: Remove simplification. Its purpose was to avoid crash for garbage code (#6900). This fixes #7485. 2016-05-08 21:32:34 +02:00
Daniel Marjamäki 803b4d4cf8 ValueType: Better handling of nested types 2016-05-08 14:55:10 +02:00
Daniel Marjamäki 636e97c272 ValueType: Improved debug output for nested types 2016-05-08 13:15:20 +02:00
Daniel Marjamäki f0953c6916 ValueType: better handling of nonstandard types 2016-05-08 11:55:25 +02:00
Daniel Marjamäki b26dd1ccab ValueFlow: Handle enums 2016-05-07 20:18:07 +02:00
Daniel Marjamäki be90080976 Fixed #7481 (False positive AssignmentAddressToInteger - pointer to enum) 2016-05-07 19:51:37 +02:00
PKEuS 5d5886b464 Properly detect binary & in CheckCondition::clarifyCondition() (fixes false positives when self-checking cppcheck) 2016-05-06 17:39:41 +02:00
PKEuS 896582ce56 Fixes for CheckStl::string_c_str(): 
- Fixed false positive #7480
- Fixed false negative: Show performance message also for non-local objects
 2016-05-06 17:25:00 +02:00
PKEuS 3366a74bb0 Refactorized CheckCondition::clarifyCondition(): 
- Reimplemented parts of the check based on ValueType
- Merged two loops

Fixed some type conversion messages
 2016-05-06 15:22:45 +02:00
PKEuS 0bf85f9aa5 ValueType: Support integers defined in libraries (#7394) 2016-05-04 15:39:56 +02:00
PKEuS 6c3f0a7bb8 SymbolDatabase: Properly detect lambdas with return type (#7473) 2016-05-04 14:10:09 +02:00
PKEuS f0fb7a8245 Simplify __attribute__ earlier (#7462) 2016-05-04 13:51:34 +02:00
PKEuS 17ccb0fbe6 CheckClass::checkMemsetType(): Skip arrays of pointers (#7456) 2016-05-04 13:38:36 +02:00
PKEuS 21b51dd235 Check64BitPortability::pointerassignment(): Skip over lambdas (#7451) 2016-05-04 13:23:50 +02:00
PKEuS b65cacf4b1 Tokenizer::simplifyStaticConst(): Support "struct" and operator:: (#7403) 2016-05-04 12:33:19 +02:00
PKEuS f23668dfcc Fixed false positive doubleFree (#7401) 2016-05-04 12:14:42 +02:00
PKEuS b7d8cd69f6 Fixed false negatives in CheckStl::string_c_str(): 
- Support more complex patterns (#7385)
- Use same logic for string_c_strReturn() as for string_c_strError()
 2016-05-04 11:10:12 +02:00
amai2012 a54ec615f3 Run astyle 2016-04-25 11:12:35 +02:00
amai2012 7a8a6695a4 Merge pull request #786 from prozak/master 
- fix for #5749 defect: internal error
 2016-04-24 22:19:02 +02:00
PKEuS 949f1379c2 Reverted accidential changes to testrunner.vcxproj 2016-04-22 16:52:32 +02:00
prozak 6592638022 - fix for #5749 defect: internal error 
typedef expansion in cast operator was not processed correctly
 2016-04-22 21:39:03 +08:00
Daniel Marjamäki dc2a92263a Fixed #7426 (RFC: time to replace simplifyEnum?) 2016-04-22 06:02:54 +02:00
Bartlomiej Grzeskowiak 7e020e1d92 - fix for #7428 false negative: Statement is always false 2016-04-14 14:50:08 +02:00
Matthias Krüger b42feb7b88 fix testrunner (sample was not updated in f5e8a72dc2). 2016-04-08 12:09:16 +02:00
amai2012 9f4d4bdde7 #6167 Refactoring: rename test functions. Rename TestTokenizer::removeCast*. TestTokenizer::varid* doesn't exist (anymore?). 2016-03-27 17:36:07 +02:00
Robert Reif 47634a0ada Fixed #7420 ((debug) Executable scope 'foo' with unknown function.) 2016-03-22 14:10:20 +01:00
Daniel Marjamäki ac8341e3de keep type suffixes after constant folding using bit operations 2016-03-21 21:20:02 +01:00
Daniel Marjamäki 4e4873772d Fixed #7395 (ValueType: Result type of assignment operators) 2016-03-21 19:51:09 +01:00
Daniel Marjamäki 072120d19f TemplateSimplifier::templateParameters: Handling r-value arguments 2016-03-18 11:09:41 +01:00
Robert Reif 100c4276ea Fixed #7424 (value type: wrong sign) 2016-03-18 10:30:57 +01:00
amai2012 9700dfead0 Testcase succeeds on Win32-VC-32bit, only 64bit needs to be fixed. 2016-03-01 22:32:27 +01:00
Daniel Marjamäki 253bfe432c Fixed #7410 (Tokenizer: function pointer with throw()) 2016-02-29 08:02:02 +01:00
Daniel Marjamäki c5c376513b Fixed #7102 (Preprocessor: skip __cplusplus sections in headers when .c file is checked) 2016-02-29 07:34:06 +01:00
Alexander Mai 41dee7f970 #7399 CMake error: Cannot specify link libraries for target 'testrunner' (reported by user dbuchholz). Add comment to mathlib.h 2016-02-19 21:40:31 +01:00
Alexander Mai 5c2960713f Correct false positives compareBoolExpressionWithInt (0U) 2016-02-19 21:38:54 +01:00
Robert Reif 0fc59d0228 #7069 False positive invalidPrintfArgType_uint - %lu with 0ul 2016-02-19 10:12:47 +01:00
Daniel Marjamäki 1c5eaf8cf9 TestSimplifyTemplate: fix syntax /classname/class/ 2016-02-14 13:32:58 +01:00
Dmitry-Me 1f27c4b76b Merge pull request #771 from Dmitry-Me/charUsedAsArrayIndex 
Portability warning when 'char' type is used as array index
 2016-02-10 20:11:38 +03:00
Daniel Marjamäki 1ab5805d98 Fixed #6616 (valueFlowForward: for loop, variable in 3rd expression is changed in loop body) 2016-02-08 10:43:41 +01:00
Dmitry-Me c3399493ef Portability warning when 'char' type is used as array index 2016-02-08 10:08:35 +03:00
Daniel Marjamäki 34b5e0ce99 Fixed #6873 (False positive uninitvar - variable initialized via pointer) 2016-02-07 18:48:57 +01:00
Daniel Marjamäki 5fef7cc050 Fixed #4973 (wrong enum simplification of shadow struct variable) 2016-02-07 15:15:20 +01:00
Daniel Marjamäki 6c1012a8d6 Fixed #4625 (wrong enum simplification in shadowed enum declaration) 2016-02-07 13:51:03 +01:00
Daniel Marjamäki f781f13997 Fixed #6806 (wrong enum simplification in initialization list) 2016-02-07 13:34:03 +01:00
PKEuS f8bf2b5776 Removed rest of variableHidingTypedef and variableHidingEnum checking 2016-02-06 20:55:41 +01:00
amai2012 d25258359a #7251 Remove checks variableHidingTypedef and variableHidingEnum 2016-02-06 15:37:58 +01:00
Daniel Marjamäki 7bd034c009 Fixed #7369 (False positive knownConditionTrueFalse - assertions) 2016-02-06 14:37:44 +01:00
PKEuS 0847d3d19a ValueType related bugfixes: 
- ptrdiff_t is SIGNED
 - Detect pointers to unknown types as pointers
 - Do not identify bool* as boolean (#7381)
 2016-02-05 20:29:17 +01:00
PKEuS b4b38fb7ce Use ValueType in CheckOther::invalidPointerCast() 
False negative: operator new is currently not supported by ValueType.
 2016-02-05 20:28:43 +01:00
PKEuS 6215a48dc9 Support member variables in CheckBool::checkAssignBoolToFloat() 2016-02-05 20:28:42 +01:00
PKEuS e71e9bd538 CheckBool: Rely on ValueType, removed a redundant check 2016-02-05 15:48:51 +01:00
PKEuS 618ea498e9 ValueType: Support logical operators 2016-02-05 15:15:13 +01:00
PKEuS 35317695d4 ValueType: Fixed handling of constness 2016-02-05 13:31:31 +01:00
PKEuS 792835cd9a ValueType: Support ++/--. 2016-02-05 12:06:44 +01:00
PKEuS 2b179dc836 ValueType: Properly support ternary operator with pointers (#7378) 2016-02-05 09:59:48 +01:00
PKEuS 3b7948fb4e ValueType: Support ternary operator 2016-02-04 21:20:05 +01:00
PKEuS a9f52aec04 ValueType: Support unary arithmetical/bit operators 2016-02-04 21:03:54 +01:00
PKEuS cae19cadd3 ValueType: Added support for static member variables and simplified code 2016-02-04 20:49:13 +01:00
PKEuS b801386ac8 Fixed bug in Token::findClosingBracket() and broken unit test (#7277) 2016-02-04 10:00:54 +01:00
PKEuS cc8c498ebb Moved a few tests to testgarbage.cpp 2016-02-04 09:10:20 +01:00
Alexander Mai d3546ea410 #7321 segmentation fault in valueFlowSwitchVariableScope::isVariableDeclaration 2016-02-03 22:49:57 +01:00
Alexander Mai cfe9c01bf8 #7257 segmentation fault in valueFlowSwitchVariable (invalid code). Correct SymbolDatabase::validateVariables() so it does not complain about function arguments for function without body 2016-02-03 21:52:02 +01:00
Alexander Mai ca2e3b9abb #7370 False positive uselessCallsCompare on unknown type. Ensure related warnings are only issued on STL types 2016-02-02 20:26:02 +01:00
PKEuS 841f17776b Set ValueType for assignment operators, detect division by zero for %= and /= again (#7322) 2016-02-02 17:17:55 +01:00
PKEuS 4b9241f643 Removed support for patterns like |a|b and a||b (equal to a|b|) 
-> Improved performance by 1,3% (non-matchcompiled build)
 2016-02-02 11:46:42 +01:00
Alexander Mai 468a130447 Fix compiler warnings introduced by refactoring 2016-02-02 09:18:58 +01:00
Alexander Mai a288d5eb16 #7027 TokenList::validateAst() did not detect broken AST with endless recursion 2016-01-31 22:16:58 +01:00
Daniel Marjamäki 988918c9bc ValueType: Use signed as default sign for short/int/long/longlong 2016-01-31 14:34:26 +01:00
Daniel Marjamäki e660c55d39 TestIO: Refactoring macros 2016-01-31 13:49:17 +01:00
Daniel Marjamäki b54613a942 Fixed #7046 (constexpr value used as template parameter reported as not used) 2016-01-31 12:39:43 +01:00
PKEuS 9d2258677d Improved CheckOther::checkUnusedLabel(): Write a warning instead of a style message if it happens inside a switch() 2016-01-31 12:07:24 +01:00
Dmitry-Me cdf68353ae Merge pull request #769 from Dmitry-Me/testNoWarningWhenCharIndexInRange 
Test for signed char index in positive values range
 2016-01-31 13:43:18 +03:00
Daniel Marjamäki c7f5ca74bd VarId: Set varid for template parameters (#7046) 2016-01-31 11:07:30 +01:00
PKEuS 6d0c2f7253 Fixed false positive useClosedFile when noreturn function is called (#7359) 2016-01-31 10:39:35 +01:00
PKEuS 0e8777ec99 Fixed crash on garbage code (#7356) 2016-01-31 10:25:09 +01:00
PKEuS 4d01af3fe1 Fixed false positive in CheckMemoryLeakStructMember when returning a member that has been allocated (#7302). 2016-01-31 10:10:48 +01:00
Daniel Marjamäki d5884692df Fixed #7363 (valueflowOppositeCondition - if (size1 > size2) ... else if (size1 < size2) ...) 2016-01-30 22:13:03 +01:00
PKEuS 3b046b42a6 Support function pointers in CheckUnusedVar::checkFunctionVariableUsage_iterateScopes() (#7194) 2016-01-30 20:59:55 +01:00
Daniel Marjamäki b908bb18a9 Fixed #5503 (FP: Uninitialized variable - initialize in in if and else branch) 2016-01-30 20:48:28 +01:00
PKEuS 923f7f843d Better distinguishing between possible and known null pointer dereferenciations (#7157) 2016-01-30 20:43:40 +01:00
PKEuS 5d9f275ff8 Fixed false positive uninitMemberVar with member function of template (#7205) 2016-01-30 20:18:13 +01:00
PKEuS 23ad881c64 Fixed false positive returnLocalVariable (#7180) 2016-01-30 20:18:12 +01:00
Daniel Marjamäki 30f2bb7796 ValueFlow: set known value for opposite condition in else if (#5503) 2016-01-30 20:03:55 +01:00
Matthias Krüger 112b35a49e testrunner: add testcode for #6781 (TemplateSimplifier::simplifyTemplateInstantiations causes heap corruption on invalid code) 2016-01-30 18:20:45 +01:00
Daniel Marjamäki fd67ca146d Fixed #4955 (false positive: Variable 'i' is assigned a value that is never used (only used in template instantiation)) 2016-01-30 16:49:39 +01:00