Commit Graph

7522 Commits

Author SHA1 Message Date
Frank Zingsheim f4ab45f13b Improve Fix #6180 (Do not warn about move if it is part of a reassignment of the variable) 2016-12-17 16:39:30 +01:00
Simon Martin 5119ae84b8 Ticket #7805: Ignore enumerators when simplifying known variables. 2016-12-17 14:05:26 +01:00
Daniel Marjamäki 8cba02dc66 Readd test case I removed in b098d5fbd6 2016-12-11 21:24:12 +01:00
Daniel Marjamäki 31337dda27 ValueFlow: Better handling of && and || in for loop to avoid FP 2016-12-11 21:19:24 +01:00
Daniel Marjamäki d4f2512421 Tokenizer::simplifyKnownVariables: Added bailout when pointer alias is simplified and loop is encountered 2016-12-11 19:12:23 +01:00
Frank Zingsheim e0d4720e19 Fix #7829 (false-positive: knownConditionTrueFalse linked to virtual method)
Return values of virtual functions in valueflow are only possible values
since function might be overloaded.
2016-12-11 10:44:05 +01:00
Daniel Marjamäki 87abe1174f floatConversionOverflow: Avoid warnings when 255.5 is converted to unsigned char etc. 2016-12-10 23:14:40 +01:00
Daniel Marjamäki b098d5fbd6 ValueFlow: We need better handling of casts 2016-12-10 22:09:01 +01:00
PKEuS 120fe2e4d6 Fixed false positive: The function 'operatorstd::string' is never used. (#7853) 2016-12-08 13:54:54 +01:00
PKEuS cfac3b457d Several small refactorizations 2016-12-06 22:12:02 +01:00
Daniel Marjamäki 7fc9fbc746 synthetic: reduce controlflow testcases 2016-12-06 21:45:51 +01:00
PKEuS 40401534d7 Refactorized Library 2016-12-06 14:50:27 +01:00
PKEuS 2f6350a0d0 Refactorized Library 2016-12-06 14:09:28 +01:00
PKEuS d665641a76 Refactorizations:
- use std::string::pop_back() and std::string::back()
- pass argument as const std::string&
- Moved iterator into for loop head
2016-12-05 14:50:01 +01:00
Daniel Marjamäki 5df8e7f50c Fixed #7596 (ValueFlow: better handling for 'x*(1-x-1)') 2016-12-04 22:39:59 +01:00
Daniel Marjamäki c12cb69cc2 ValueType: Handle function pointers 2016-12-04 16:02:50 +01:00
Daniel Marjamäki 9c69546d72 Fixed #7842 (Preprocessor::getConfigs: #error in #ifndef not handled well) 2016-12-03 11:59:48 +01:00
orbitcowboy 8a45c3192b There is not need to clear a string directly after its creation. 2016-11-30 10:39:14 +01:00
PKEuS 36d12d7866 SymbolDatabase: Function::retDef should not point at "static" or "extern" 2016-11-28 17:23:39 +01:00
Stefan Weil 57b57428c2 Fix some typos in comments (found by codespell)
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2016-11-27 11:40:42 +01:00
Daniel Marjamäki b6cba4a55c Fixed #7784 (Token: can't be both type and variable) 2016-11-26 22:39:47 +01:00
orbitcowboy 55ae961ac2 std.cfg and windows.cfg: Improved support for <use-retval/> for functions like ftell(), [f]get[w]c(). 2016-11-26 21:31:15 +01:00
orbitcowboy 8a0f856e95 Fixed regression in test/cfg/std.c introduced by b0d09926fb. 2016-11-26 21:14:31 +01:00
Matthias Krüger 213589ee68 ValueFlow: don't perform UB when a function returns shifts of/by negative values. Fixes #7814. 2016-11-24 23:23:47 +01:00
Daniel Marjamäki a61f4e9c94 Fixed #7831 (false-positive: terminateStrncpy) 2016-11-24 07:04:58 +01:00
Matthias Krüger cf24ea5221 fix #7783: false positive knownConditionTrueFalse on assert(0 && "message"). 2016-11-23 21:54:38 +01:00
Daniel Marjamäki e1a3c0955a synthetic tests: Added run-clang.sh 2016-11-23 14:49:46 +01:00
Matthias Krüger 01e5f14bf8 CheckClass::virtualDestructorError and a variation of CheckNullPointer::nullPointerError would print inconclusive,warning messages altough no --enable=warning was given. Fix. 2016-11-23 00:13:09 +01:00
Daniel Marjamäki 0b3751520b Add a check for float conversion overflows 2016-11-22 22:37:13 +01:00
Daniel Marjamäki 8870195794 Synthetic: Add run-lint.bat script 2016-11-22 19:25:05 +01:00
PKEuS 02d8f691f8 Fixed false positive: Do not show useInitializationList message for enums 2016-11-22 12:09:30 +01:00
Daniel Marjamäki aff84daff3 synthetic tests: renamed functions 2016-11-22 11:37:15 +01:00
Daniel Marjamäki d40f4e4a55 Fixed #7778 (valueFlowAfterAssign: alias) 2016-11-21 17:26:36 +01:00
Daniel Marjamäki 21364b4401 Refactoring fix for #7816 2016-11-21 13:54:59 +01:00
amai2012 933815ee54 #7816 Segmentation fault at Tokenizer::simplifyAttribute() for stand-alone void. Throw syntax error on incomplete code 2016-11-21 12:19:47 +01:00
Daniel Marjamäki 74fa69fe5e Fixed #7821 (syntax error, first token is &) 2016-11-20 17:59:50 +01:00
Frank Zingsheim c8ff96fe8f Fixed #6180 (Usage of variable after std::move or std::forward) 2016-11-20 15:14:49 +01:00
PKEuS e23dc5c1e2 Fixed wrong message shown if unused label appears directly after a switch() scope 2016-11-20 14:43:54 +01:00
Matthias Krüger d3919b23fa testrunner: testgarbage: test-function was not called, fix. 2016-11-20 14:36:36 +01:00
Daniel Marjamäki 5b377ea2e4 Fixed #7821 (segmentation fault, invalid last token) 2016-11-20 14:15:51 +01:00
Daniel Marjamäki 79fc332511 Fixed #7810 (SymbolDatabase: method with redundant scope info) 2016-11-17 22:45:50 +01:00
Daniel Marjamäki e1e9eacccc ValueFlow: Added float type 2016-11-13 22:59:56 +01:00
Daniel Marjamäki 7ebfb10edd Fixed #7806 (ValueFlow: better handling of subfunction with early return) 2016-11-13 18:19:51 +01:00
Daniel Marjamäki 621c1e59c6 --project: handle SolutionDir and ProjectDir. This is a partial fix for #7791. custom build macros are still not handled. 2016-11-11 16:22:14 +01:00
Daniel Marjamäki b04f6fb359 bump simplecpp to rev d1c995c03515d289c7aa7246a74d666fd012c4eb 2016-11-10 20:04:05 +01:00
Daniel Marjamäki 4de5dc75aa Fixed #7807 (false positive: (error) Signed integer overflow for expression 'int32_max-1'.) 2016-11-07 22:29:40 +01:00
Daniel Marjamäki 684e78f54e synthetic test: fix compiler errors 2016-11-07 09:30:17 +01:00
Daniel Marjamäki ea087e6188 synthetic test: renamed tests. tweak report. 2016-11-07 08:48:38 +01:00
Daniel Marjamäki ac7b351d1e ValueFlow: Don't calculate x<<64 and x>>64 2016-11-06 20:40:58 +01:00
Daniel Marjamäki dd69d5eabe ValueFlow: Don't calculate result when there is UB 2016-11-06 17:42:01 +01:00
Alexander Mai ee11f0974a #7769 segmentation fault at setTokenValue() on invalid code. 2016-11-06 14:20:58 +01:00
Daniel Marjamäki 0ddd82d1d5 test/synthetic: added pointer alias test case. renamed functions. 2016-11-05 16:56:30 +01:00
Daniel Marjamäki f280061ff8 signed int overflow: warn about intmax+1 2016-11-05 09:29:52 +01:00
Daniel Marjamäki 2885a75ea6 ValueFlow: handle ~ in setTokenValue 2016-11-05 09:29:22 +01:00
Daniel Marjamäki 40bf269ea0 Add report.py that generates report for synthetic tests 2016-11-04 22:16:46 +01:00
Daniel Marjamäki f5046959b3 minor updates in synthetic tests 2016-11-04 22:15:41 +01:00
Daniel Marjamäki 8e8194ee0f try to make synthetic tests more explicit 2016-11-04 19:32:42 +01:00
orbitcowboy 919f8ac323 Fixed typos. There are no real changes. 2016-11-04 15:01:05 +01:00
orbitcowboy ed453d24da std.cfg: Added returnValue support for iswdigit(). 2016-11-04 14:20:59 +01:00
orbitcowboy 75124317e9 std.cfg: Added returnValue support for iswblank(). 2016-11-04 14:03:48 +01:00
Daniel Marjamäki 469ca6af1b Add synthetic ub tests 2016-11-03 21:45:33 +01:00
Daniel Marjamäki 6e9346323c tweak synthetic tests 2016-11-03 20:16:49 +01:00
Daniel Marjamäki 506d1ed68d synthetic tests: add ub.c 2016-11-03 14:51:18 +01:00
Daniel Marjamäki 0836b999cf update synthetic tests. removed uninit.c because there was not enough diversity. my goal is to have few tests with much diversity. 2016-11-03 09:40:22 +01:00
Matthias Krüger c6c17c89c9 synthetic tests: add "make clean", make CC settable via env flags. 2016-11-02 19:02:10 +01:00
Daniel Marjamäki ad6c82b2ca Added Makefile to compile synthetic tests 2016-11-02 13:57:29 +01:00
Daniel Marjamäki 50d6a23f93 test/synthetic/uninit.c : add more tests 2016-11-02 12:35:08 +01:00
Daniel Marjamäki ca19861aaa Add some synthetic tests 2016-11-02 11:07:04 +01:00
Daniel Marjamäki 18f466a880 Test std::for_each 2016-11-02 10:01:56 +01:00
Daniel Marjamäki fd67bbf2d3 Test std::count and std::count_if 2016-11-02 09:57:35 +01:00
Daniel Marjamäki 12319d705e Try to fix 'make checkcfg' 2016-11-02 09:50:37 +01:00
Daniel Marjamäki b90a17f64f Test std::all_of, std::any_of, std::none_of 2016-11-02 09:29:15 +01:00
Daniel Marjamäki 6e762659c0 Test std::find_if and std::find_if_not 2016-11-02 09:13:54 +01:00
Daniel Marjamäki 223ce04986 Merge pull request #841 from zingsheim/FunctionParameter
Function parameter
2016-11-01 21:58:52 +01:00
Daniel Marjamäki 0e9810b7f6 CheckStl: validation of iterators returned from functions 2016-11-01 14:08:42 +01:00
Frank Zingsheim d4f01583b6 Fixed TODO (check if function parameter is non-const reference etc..) by common function 2016-11-01 14:06:30 +01:00
Daniel Marjamäki 476789c1a7 Remove unused variable in test 2016-11-01 12:44:31 +01:00
Daniel Marjamäki 7f71ad8360 Test std::find() 2016-11-01 12:25:23 +01:00
Daniel Marjamäki ea545e63c8 astyle formatting
[ci skip]
2016-10-27 17:11:32 +02:00
Daniel Marjamäki f6a5f6bb61 CheckStl::mismatchingContainers: Refactoring, use Library instead of hardcoding 2016-10-27 10:25:45 +02:00
Harald Scheidl 0de47f709e Fixed #7755 (false positive: member variable is not initialized in the constructor) 2016-10-26 10:39:53 +02:00
Robert Reif 4216b26b8c Fixed #7775 (crash at valueFlowSetConstantValue) 2016-10-26 10:36:02 +02:00
Frank Zingsheim 0162f76c63 TestIO: Refactoring. Use functions instead of macros. 2016-10-24 21:43:58 +02:00
Robert Reif f25d205999 Fixed #7767 (SymbolDatabase: function not analysed when unknown macros are in front of function definition) 2016-10-22 22:29:18 +02:00
Daniel Marjamäki 8a0f3009ff ValueFlow: inner and outer function return values 2016-10-22 17:22:57 +02:00
Daniel Marjamäki 77cd6c194f ValueFlow: Set 'known' property for function return values 2016-10-22 12:24:15 +02:00
Daniel Marjamäki 213f9c1fc8 Fix testrunner 2016-10-21 02:20:51 +02:00
Daniel Marjamäki 86a620a3b4 ValueFlow: Better handling of function return value when there are 0 parameters 2016-10-20 16:10:55 +02:00
Daniel Marjamäki 7242e661ef checkcfg: add missing inline suppression for ignoredReturnValue of abs() 2016-10-18 22:35:54 +02:00
Matthias Krüger 0b6db67de2 checkcfg: add missing inline suppression for ignoredReturnValue of abs() 2016-10-18 22:20:06 +02:00
Daniel Marjamäki efa3aba32a Remove Tokenizer::simplifyNull() 2016-10-18 21:44:02 +02:00
Daniel Marjamäki 9cea2d6dfa Tokenizer: Removed simplifications of standard functions that should be handled through configuration. 2016-10-18 19:25:58 +02:00
Dmitry-Me d2e667ae7b Put apostrophes consistent with other similar messages 2016-10-18 15:45:08 +03:00
orbitcowboy d5a145f288 std.cfg: Added <returnValue> information to isblank(). 2016-10-18 11:00:12 +02:00
Daniel Marjamäki 4587dfffd8 Fix -Wshadow warnings 2016-10-17 15:45:16 +02:00
Daniel Marjamäki 57c5e0be3a test that abs,isdigit,strlen are calculated properly 2016-10-17 14:16:08 +02:00
Daniel Marjamäki 90ed7634b8 MathLib: fix for octal char literal '\200' 2016-10-16 13:42:20 +02:00
Daniel Marjamäki 5175bf88d6 Platform: Fix type limits calculations. sizeof=>bit 2016-10-16 12:00:33 +02:00
Daniel Marjamäki c70987b727 ValueType: fix type of integer literals 2016-10-16 11:36:22 +02:00
Daniel Marjamäki 7fb812f415 Fixed #7752 (ValueFlow: no conditional value, probably because condition is in ternary operator and/or in function call.) 2016-10-16 07:15:28 +02:00