Commit Graph

2220 Commits

Author SHA1 Message Date
Daniel Marjamäki 85daa26fdf Refactoring: Use symbol database to get variable type 2011-03-13 08:48:38 +01:00
Daniel Marjamäki ed11a9e3cb Fixed #2639 (False positive: confusion between struct and function) 2011-03-13 08:38:40 +01:00
Robert Reif 27f4b8b88b Convert CheckClass::noMemset to use the symbol database to lookup types. This adds better support for namespaces and nested classes. 2011-03-12 22:41:21 -05:00
Robert Reif 51662eeedd save start parentheses of global functions 2011-03-12 20:35:52 -05:00
Daniel Marjamäki f3728c0b76 Fixed #2647 (False positive: Possible null pointer dereference (member function call)) 2011-03-12 20:57:19 +01:00
Daniel Marjamäki 6bd56dbe20 Fixed #2643 (False positive: iterator increment and insert) 2011-03-12 20:29:54 +01:00
Robert Reif 6a2848e50f fix another false negative introduced by fix for #2641 2011-03-12 12:27:19 -05:00
Robert Reif 384bd96766 fix false negative introduced by fix for #2641 2011-03-12 11:42:58 -05:00
Daniel Marjamäki 0a28b7309f Fixed #2641 (False positive: Possible null pointer dereference (global pointer, function call)) 2011-03-12 15:02:06 +01:00
Daniel Marjamäki 29ab409af5 Merge branch '2390b' of https://github.com/elfring/cppcheck into elfring-2390b 2011-03-12 11:58:24 +01:00
Greg Hewgill 2716b856f4 throwing an exception is a valid immediate exit from switch 2011-03-12 07:27:31 +13:00
Robert Reif 79f0fe7d1c refactor symbol database and checks to use list of Scope rather than list of Scope pointers 2011-03-10 19:43:29 -05:00
Greg Hewgill 256e7dee21 Allow suppressing all warnings (using *) for specified file or files 2011-03-10 22:00:48 +13:00
Greg Hewgill 1ec6a642dc Revert "Check for memset on nested structs (ticket #1288)"
Turns out this fix is incomplete.

This reverts commit a084697410.
2011-03-10 20:19:31 +13:00
Daniel Marjamäki e94ebd829d suspicious condition: commented out the check temporarily - there are some false positives I'll need to fix 2011-03-09 22:29:50 +01:00
Daniel Marjamäki db48158b28 Suspicious condition: Added new check for conditions that contains assignment+comparison 2011-03-09 22:20:14 +01:00
Daniel Marjamäki 5a0ec56fc2 Fixed #2632 (segmentation fault of cppcheck ( void>(); void>() )) 2011-03-09 21:25:44 +01:00
Daniel Marjamäki bea3875386 Fixed #2607 (segmentation fault of cppcheck ( struct C {} {} x)) 2011-03-09 21:00:28 +01:00
Daniel Marjamäki be33f6b945 Fixed #2635 (False positive: resource leak) 2011-03-09 19:53:59 +01:00
Greg Hewgill a084697410 Check for memset on nested structs (ticket #1288) 2011-03-09 23:02:49 +13:00
Greg Hewgill 3883afcbf4 Check for memset on objects with virtual functions (ticket #607) 2011-03-09 22:10:39 +13:00
Greg Hewgill 70b4076111 refactor noMemset so it recursively checks parent classes for non-memset-compatible things 2011-03-09 21:29:30 +13:00
Robert Reif 7a7257f200 fix #2630 (segmentation fault of cppcheck ( typedef ... ) 2011-03-08 20:24:57 -05:00
Robert Reif c457179ce6 fix null pointer dereference found by clang++ --analyze 2011-03-08 20:14:46 -05:00
Daniel Marjamäki 0b8581e717 Fixed #2620 (Tokenizer::setVarId : wrong handling of member function parameters) 2011-03-08 20:41:41 +01:00
Daniel Marjamäki bf2362d558 Fixed #2634 (False positive: buffer access out of bounds) 2011-03-08 19:49:56 +01:00
Robert Reif d74ae3b0f0 copy all flag fields in a Token 2011-03-07 20:04:25 -05:00
Robert Reif e305a155af convert CheckStl::size() to use symbol database, fix false positives, and remove inconclusive 2011-03-07 19:49:43 -05:00
Daniel Marjamäki a177fc4b24 Preprocessor: made sure string::iterator is valid after string::erase 2011-03-07 22:00:30 +01:00
Daniel Marjamäki 06abaf95a5 Incorrect string compare: reduce noise when using strncmp on string literal 2011-03-07 21:37:13 +01:00
Daniel Marjamäki 7496cd412c Fixed #2631 (Tokenizer::simplifyTemplates: template usage 'std::cout << (foo<double>(r));') 2011-03-07 21:21:06 +01:00
Daniel Marjamäki 8e571c04e4 Fixed #2633 (False positive: Memory leak for tree node) 2011-03-07 20:17:52 +01:00
Robert Reif d678e4424c fix #2630 (segmentation fault of cppcheck ( typedef y x () x )) 2011-03-06 18:59:56 -05:00
Daniel Marjamäki a77993db75 Refactoring of the CheckNullPointer::isPointer. Use the symbol database. Ticket: #2629 2011-03-06 21:23:33 +01:00
Daniel Marjamäki e26a7819d3 Symbol database: variable fix. ticket: #2629 2011-03-06 21:21:42 +01:00
Daniel Marjamäki 80235b0d53 astyle formatting 2011-03-06 21:15:58 +01:00
Daniel Marjamäki f53ff27b71 Tokenizer::simplifyTemplates: better handling of '(foo<double>())'. Ticket: #2631 2011-03-06 21:15:42 +01:00
Daniel Marjamäki 6648267ab8 Revert "Tokenizer::simplifyTemplates: better handling of '(foo<double>())'. Ticket: #2631"
This reverts commit de31ec1e44.
2011-03-06 21:07:06 +01:00
Greg Hewgill 7daa6b9370 Always pass unsigned char to ::isspace to prevent runtime error in MSVC 2011-03-07 07:58:44 +13:00
Daniel Marjamäki de31ec1e44 Tokenizer::simplifyTemplates: better handling of '(foo<double>())'. Ticket: #2631 2011-03-06 10:28:51 -08:00
Daniel Marjamäki 10db7c4a48 error logger: explain the severities better 2011-03-06 14:26:02 +01:00
Kimmo Varis 080603148c Document error message severities. 2011-03-06 14:29:52 +02:00
Daniel Marjamäki ca4015f905 CheckMemoryLeak: Refactoring the code 2011-03-06 09:42:16 +01:00
Daniel Marjamäki 779dba9160 Fixed #2612 (segmentation fault of cppcheck ( <><< )) 2011-03-06 09:33:46 +01:00
Robert Reif 0debba4409 finish fixing #2624 (better function pointer support needed) 2011-03-05 21:41:58 -05:00
Robert Reif 7d2fb2ecde partial fix for #2624 (better function pointer support needed) 2011-03-05 20:48:28 -05:00
Greg Hewgill b9df7735c5 switchCaseFallThrough is now an inconclusive check 2011-03-06 13:06:30 +13:00
Greg Hewgill c8394909c0 Relax detection of 'fall through' comment so it only adds a suppression if it immediately precedes 'case' or 'default' 2011-03-06 12:14:10 +13:00
Greg Hewgill 8c245cfd2f switchCaseFallThrough is now a coding style check (ticket #2623) 2011-03-06 09:43:27 +13:00
Greg Hewgill e12ae654a8 Support a few more common styles of "fall through" comment 2011-03-05 18:02:38 +13:00
Greg Hewgill c30125111a Merge branch 'switch-case-fall-through' 2011-03-05 00:55:33 +13:00
Greg Hewgill cc7e05a5b0 fix case where fall through comment precedes preprocessor line 2011-03-05 00:45:58 +13:00
Greg Hewgill 70fcbe94f4 avoid warning on first case (in case there are declarations before first case) 2011-03-05 00:45:58 +13:00
Greg Hewgill 1a606a57fd slightly more flexible detection of 'fall through' comment 2011-03-05 00:45:58 +13:00
Greg Hewgill 8c1d7ef316 avoid crash when else condition doesn't have braces to link 2011-03-05 00:45:58 +13:00
Greg Hewgill 610d2efaea recognise fall through in c style comments 2011-03-05 00:45:58 +13:00
Greg Hewgill ad45737805 more gracefully handle unexpected blocks inside switch 2011-03-05 00:45:57 +13:00
Greg Hewgill a532a9690e full implementation of switch case fall through 2011-03-05 00:45:57 +13:00
Greg Hewgill 93ea774484 initial simplistic implementation of switchCaseFallThrough 2011-03-05 00:45:57 +13:00
Robert Reif f3b2acf585 really fix #2620 reference of typedef of array not simplified properly 2011-03-03 20:32:10 -05:00
Daniel Marjamäki d7a6e729b8 Tokenizer::simplifyKnownVariables: Don't simplify 'strcpy(a,"ab"); b=a;'. Ticket: #2031 2011-03-03 20:07:56 +01:00
Robert Reif 3f0d0446e0 revert previous commit: simplified code isn't correct 2011-03-03 07:40:43 -05:00
Robert Reif ee4b4f62d8 fix #2620 reference of typedef of array not simplified properly 2011-03-03 07:27:53 -05:00
Robert Reif 4b0edccec4 convert some of the checks in CheckAutoVariables to use the variable symbol table 2011-03-02 21:21:46 -05:00
Robert Reif c9b2ab3c26 add debug message for function argument missing varid 2011-03-02 21:08:27 -05:00
Daniel Marjamäki 8e9a1c33ad Fixed #2618 (Tokenizer::simplifyKnownVariables: Don't use known string value if address is wanted) 2011-03-01 20:20:48 +01:00
Daniel Marjamäki db04d7b71e Fixed #2616 (Segmentation fault with unknown macro) 2011-03-01 18:02:50 +01:00
Greg Hewgill 2efb2efaca refactor #if 0 handling to leave preprocessor statements alone 2011-03-01 20:04:11 +13:00
Greg Hewgill a331516735 handle #if (0) after removing parentheses 2011-03-01 19:50:17 +13:00
Greg Hewgill 31c56d7353 handle embedded whitespace in #if 0 processing 2011-03-01 19:32:47 +13:00
Robert Reif 92efbd748e fix #2595 bitfield fix for case x: break; and default: break; 2011-02-28 19:35:00 -05:00
Daniel Marjamäki 893b84a87c Fixed #2615 (Segmentation fault in cppcheck 1.47) 2011-02-28 20:29:34 +01:00
Zachary Blair e1b2569b81 Fixed #432 (New check: wrong usage of ! operator in conditions) 2011-02-27 12:30:22 -08:00
Robert Reif 3db0e7ef8f fix symbol database bug where delete can be considered a variable declaration 2011-02-27 10:35:59 -05:00
Robert Reif 962183f964 add an array flag to symbol database Variable class 2011-02-27 10:21:14 -05:00
Robert Reif 0872f1291e fix a symbol database bug where a return statement could be considered a variable declaration 2011-02-27 10:13:40 -05:00
Daniel Marjamäki e3f779a41c Symbol database: Fixed debug warnings for true/false. true/false doesn't have varId. 2011-02-26 23:58:02 -08:00
Robert Reif 2b03bfaf38 fix a bug in symbol database while scope processing 2011-02-26 23:00:06 -05:00
Robert Reif b74ebbda02 fix potential null pointer dereference for unnamed function arguments 2011-02-26 18:34:17 -05:00
Robert Reif 31a18b9b23 convert CheckClass::noMemset to use new variable lookup capability 2011-02-26 16:00:05 -05:00
Robert Reif 8152cbbd1b add a varId to Variable lookup table and fill it in with all variables 2011-02-26 15:57:16 -05:00
Robert Reif 7638a4554e add local scopes to the symbol database 2011-02-26 15:53:57 -05:00
Robert Reif eda25f6502 add a list of function arguments to symbol database Function class 2011-02-26 15:51:12 -05:00
Daniel Marjamäki c1c9b96bb6 Fixed #2031 (Tokenizer: simplify known value (string has known value after strcpy)) 2011-02-26 21:11:56 +01:00
Daniel Marjamäki 96c85104ab astyle formatting 2011-02-26 20:09:14 +01:00
Daniel Marjamäki 92ab1ef8e7 fix 2011-02-26 20:08:37 +01:00
Daniel Marjamäki ab2bf0ee0c Fixed #2575 (false positive: Preprocessor does not ignore #include within #if 0 block) 2011-02-26 10:04:38 -08:00
Jnos Maros 39114e3482 Fixed #2608 ([lib/checkpostfixoperator.cpp:87]: (error) Possible null-pointer dereference: decltok) 2011-02-24 07:37:33 +01:00
Daniel Marjamäki 32a49235e3 Fixed #2578 (Preprocessor does not correctly handle #define A 0 / #if A) 2011-02-23 13:08:24 -08:00
Daniel Marjamäki daf0e7c37d Fixed #2604 (Segmentation fault of cppcheck ( sizeof <= A )) 2011-02-23 20:44:14 +01:00
Robert Reif d1f7a8aca4 fix #2403 (simplifyTypedef: array of function pointers) Internal error message 2011-02-22 22:11:17 -05:00
Sébastien Debrard 458fc7454e update the message when bcopy function is used 2011-02-23 00:27:50 +01:00
Daniel Marjamäki 9983aa5721 Fixed #2605 (cppcheck hangs with 100% cpu load ( #define = )) 2011-02-22 19:55:02 +01:00
Robert Reif dd12fc177f fix #2603 (segmentation fault of cppcheck ( typedef constexpr)) 2011-02-22 07:48:34 -05:00
Robert Reif 703448171a fix #2601 (segmentation fault of cppcheck) 2011-02-22 07:02:15 -05:00
Robert Reif ba6c2ca310 fix #2602 (segmentation fault of cppcheck ( class A {A& operator=(const A&); }; )) 2011-02-22 06:47:28 -05:00
Robert Reif 4e1ce93104 fix #2600 (segmentation fault of cppcheck ( enum{const} )) 2011-02-21 19:30:40 -05:00
Robert Reif 999646fca6 fix #2599 (segmentation fault of cppcheck ( sizeof )) 2011-02-21 17:49:30 -05:00
Robert Reif 5f84272a52 fix segfault: #2591 (cppcheck hangs with 100% cpu load ( class A : )) 2011-02-21 14:25:35 -05:00
Daniel Marjamäki 55711698d0 Fixed #2591 (cppcheck hangs with 100% cpu load ( class A : )) 2011-02-21 19:41:34 +01:00
Robert Reif 5984b6b53f fix #2595 (False positive Technically the member function 'A::foo' can be const) 2011-02-20 20:01:54 -05:00
Robert Reif 763763fa9b fix bitfields to support non-numeric bitfield width 2011-02-20 18:22:49 -05:00
Daniel Marjamäki bfe28d3b26 Fixed #2597 (False positive: Buffer access out-of-bounds for u_char, uint*_t, ...) 2011-02-20 21:24:57 +01:00
Daniel Marjamäki c52704e636 astyle formatting 2011-02-20 21:00:03 +01:00
Daniel Marjamäki c3fba356c0 Fixed #2563 (#if equality testing does not ignore parentheses) 2011-02-20 20:57:28 +01:00
Daniel Marjamäki 5dea79a07d cppcheckError: Rephrazed the error message. The 'internal error' sounds like something dangerous happens that needs to be fixed. So I think 'analysis failed' is better. If the code has a syntax error then 'analysis failed' is entirely ok. 2011-02-20 19:56:13 +01:00
Daniel Marjamäki 63c003f92e Tokenizer: fixed so that 'p=&x; if(p)' is simplified to 'p=&x;if(&x)'. Ticket: #2596 2011-02-20 18:18:27 +01:00
Daniel Marjamäki 7894d86132 Null pointers: Fixed false negative for such code: 'if (p && *p) {} else { *p=0; }'. Ticket: #2379 2011-02-20 14:38:49 +01:00
Robert Reif 537ac0cb34 use func->start rather than searching for '{' in CheckClass::privateFunctions 2011-02-20 08:36:06 -05:00
Robert Reif 597aea9f15 save start of function '{' and start of variable declaration in symbol database so checks don't have to find them 2011-02-20 08:25:42 -05:00
Daniel Marjamäki 1cfb18be08 astyle formatting 2011-02-20 12:22:01 +01:00
Daniel Marjamäki 46f4e46d30 Tokenizer::simplifyTemplates: Better handling for multi-token template arguments such as 'Foo<std::string>' 2011-02-20 12:17:05 +01:00
Robert Reif 7dd8a3283a fix comment in CheckClass::initializeVarList 2011-02-19 20:09:07 -05:00
Robert Reif fef1142997 fix #2592 (False positive: 'operator=' should return reference to self) 2011-02-19 20:02:16 -05:00
Greg Hewgill d20987c3da Merge branch 'inline-suppression-c-style' 2011-02-20 13:26:35 +13:00
Greg Hewgill 98ab34b2b5 Support cppcheck-suppression in C style comments 2011-02-20 11:44:42 +13:00
Daniel Marjamäki 5f0206725b Null pointers: Fixed false negative for such code 'if (p && *p==0) {} *p = 0;'. Ticket: #2379 2011-02-19 21:28:18 +01:00
Daniel Marjamäki 29d05cf5f2 Null pointers: Fixed false negative for such code: 'abc->a = 0; if (abc && ..'. Ticket: #2379 2011-02-19 21:10:31 +01:00
Daniel Marjamäki e7ef1b3627 Null pointer: fixed false negative when dereferencing struct and then checking if it's null. Ticket: #2379 2011-02-19 21:01:38 +01:00
Robert Reif e6eb160395 fix [B#2589 (segmentation fault of cppcheck (struct B : A)) 2011-02-19 14:38:00 -05:00
Daniel Marjamäki caca6e94e6 Fixed #2231 (uninitialized variable: undetected when initialization in for loop) 2011-02-19 20:19:46 +01:00
Robert Reif 77fe9858e2 fix #2587 (Spurious warning about struct hiding typedef) 2011-02-19 14:18:37 -05:00
Robert Reif f9b1505115 fix Scope::findInNestedListRecursive to check all children 2011-02-19 13:40:02 -05:00
Daniel Marjamäki 85b1ea21cf Fixed #2590 (segmentation fault of cppcheck ( {}int )) 2011-02-19 09:56:17 +01:00
Greg Hewgill 7e5d8e42d4 remove stray BOM from source file 2011-02-19 16:10:50 +13:00
Daniel Marjamäki f363bc1560 Borland C++: Fixed compiler error 2011-02-18 20:21:48 +01:00
Daniel Marjamäki 9a760b9654 Fixed #2582 (segmentation fault of cppcheck ( if() )) 2011-02-18 20:05:44 +01:00
Daniel Marjamäki dfba4b7332 Fixed #2585 (segmentation fault of cppcheck (CheckOther::clarifyCalculation)) 2011-02-17 21:30:59 +01:00
Daniel Marjamäki cf2a04377e Fixed #2586 (segmentation fault of cppcheck (template<>)) 2011-02-17 21:15:17 +01:00
Greg Hewgill e2581da30c Merge branch 'unmatched-suppressions' 2011-02-17 21:46:43 +13:00
Greg Hewgill a4de6a3455 be sure to list unmatched suppressions only for the currently processed file 2011-02-17 21:46:14 +13:00
Daniel Marjamäki 0ee583e324 Fixed gcc compiler warnings (signedness) 2011-02-16 20:56:02 +01:00
Daniel Marjamäki 54e0b60cc5 Fixed #2584 (false positive 'variable n is never used') 2011-02-16 20:33:24 +01:00
Greg Hewgill 5d74325015 implement unmatchedSuppression information message 2011-02-16 23:02:37 +13:00
Greg Hewgill 331788246b factor out addSuppressionLine from file reading function 2011-02-16 22:26:16 +13:00
Greg Hewgill 8a85b18283 use suppression wildcard glob instead of special-case empty filename 2011-02-16 20:19:18 +13:00
Robert Reif 218464df89 fix #2580 (false postive with Unused private function) 2011-02-14 19:50:13 -05:00
Daniel Marjamäki 0ed0d07714 Tokenizer::simplifyCalculations: basic handling of bitwise operators 2011-02-14 20:43:26 +01:00
Daniel Marjamäki 805773663e Build: Renamed HAVE_DEPENDENCIES to HAVE_RULES 2011-02-14 19:37:58 +01:00
Robert Reif cdd8d3f785 Really fix #2348 perl-tk 2011-02-13 19:02:57 -05:00
Ettl Martin d2a1d3f14a fixed pre/post increment warings, found during selfcheck 2011-02-13 23:57:07 +01:00
Daniel Marjamäki 0d2d0c864a Tokenizer::simplifyKnownVariables: Fixed TODO testcases (better handling of comparisons) 2011-02-13 22:24:45 +01:00
Daniel Marjamäki 2182ede486 Tokenizer::simplifyKnownVariables: Fixed TODO testcase (better handling of ^) 2011-02-13 22:13:19 +01:00
Daniel Marjamäki 472d8154ca Tokenizer::simplifyKnownVariables: Fixed TODO testcase (better handling of |) 2011-02-13 22:09:04 +01:00
Daniel Marjamäki 467c984cd1 Tokenizer::simplifyKnownVariables: Fixed TODO testcase (better handling of %) 2011-02-13 22:03:46 +01:00
Robert Reif c03ace7378 Fix #2579 (segmentation fault of cppcheck) 2011-02-13 14:11:22 -05:00
Robert Reif ad22aebf8c Really fix: #2376 (simplifyTypedef: upx-ucl) 2011-02-13 13:34:55 -05:00
Daniel Marjamäki d8da1ac390 Merge branch 'suppress-glob' of https://github.com/ghewgill/cppcheck into ghewgill-suppress-glob 2011-02-13 18:17:44 +01:00
Greg Hewgill 1418c12261 astyle formatting 2011-02-13 10:01:32 +13:00
Greg Hewgill 421b32efb4 use std::stack instead of std::list where appropriate 2011-02-13 09:55:45 +13:00