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434 Commits

Author SHA1 Message Date
Daniel Marjamäki 6a8293a8b7 Library: More strict matching of functions 2015-01-08 19:31:41 +01:00
Daniel Marjamäki ff11ba9847 Updated copyright year to 2015 2015-01-03 12:14:58 +01:00
Daniel Marjamäki 6194a4eefd Fixed #6357 (Improve check: pointer arithmetic 'p+x' overrun, conditional x) 2014-12-26 09:12:00 +01:00
Daniel Marjamäki 7ab12cea63 Improved pointer arithmetic message 2014-12-25 14:31:46 +01:00
Daniel Marjamäki bc594d52c8 Fixed #6349 (Pointer arithmetic: clarify message) 2014-12-25 10:05:55 +01:00
Daniel Marjamäki 7cfa54f0e0 Fixed #6353 (False positive: CheckBufferOverrun checking reassigned array function parameter) 2014-12-24 14:03:52 +01:00
Daniel Marjamäki 1b2a23b3fe Fixed #6350 (Tokenizer::simplifyCast: set Token::isCasted when cast is removed) 2014-12-23 16:16:14 +01:00
Daniel Marjamäki 10ae551fef CheckBufferOverrun: Use portability warning for pointer arithmetic UB. It can be used by intention and usually works as intended. 2014-12-22 10:56:17 +01:00
Daniel Marjamäki 93ac5a41cd Fixed #6346 (pointer calculation overflow) 2014-12-22 09:38:00 +01:00
Daniel Marjamäki a95e5bff2b Fixed #6344 (false positive: out of bounds access when array size is unknown) 2014-12-20 18:50:08 +01:00
Daniel Marjamäki a1537e1a6e Fixed #6339 (false negative: array index out of bounds on allocated buffer using valueflow) 2014-12-17 16:23:48 +01:00
Alexander Mai c2584aa635 #6303 crash in CheckBufferOverrun. Add check on loop variable in CheckBufferOverrun::checkScope(). 2014-12-04 20:49:58 +01:00
Daniel Marjamäki 051d42ae6b astyle formatting 2014-11-20 14:20:09 +01:00
orbitcowboy f5d804f71a running astyle 2014-11-20 10:13:03 +01:00
Frank Zingsheim 71c5d4bd60 Ticket #6232 (cppOut of bounds array access) 
--HG--
extra : rebase_source : 79ed3533a12a486ea3ed3f09f9bc55b1a4771161
 2014-10-21 22:56:53 +02:00
PKEuS 6955e719cf Collected garbage code tests and moved them to testgarbage.cpp 2014-10-16 10:59:46 +02:00
PKEuS 68b26f8faa Fixed subsequent false negatives in CheckBufferOverrun::checkInsecureCmdLineArgs() (#5835) 2014-09-29 15:38:33 +02:00
Alexander Mai ccd80e3407 #6141 FP: Unknown type is assumed to have size 0. 2014-09-27 21:51:11 +02:00
Dmitry-Me 1e298a31cf Refactoring tests. Use utility function to warn about unsimplified code in tests. 2014-09-13 12:59:32 +02:00
PKEuS 4c18967329 Added unit test for #5849 2014-08-31 21:45:38 +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
Daniel Marjamäki 47a2b35e98 BufferOverrun: Use ValueFlow string values more 2014-08-04 08:25:10 +02:00
Daniel Marjamäki 5de1e35350 CheckBufferOverrun: Fixed minsize checking of string literals. Check sizeof string instead of strlen. 2014-07-30 20:35:21 +02:00
Daniel Marjamäki 254b6438b9 CheckBufferOverrun::checkStringArgument: sizeof string is strlen+1 2014-07-08 16:04:09 +02:00
Daniel Marjamäki 9a4bd73a18 Fixed unit test 2014-07-08 08:02:02 +02:00
Daniel Marjamäki 0fd334911a Fixed #5257 (Check memcpy size for string literals) 2014-07-06 08:41:39 +02:00
Daniel Marjamäki 53aa2f5982 astyle formatting 
[ci skip]
 2014-07-06 07:16:28 +02:00
amai2012 77095e2b05 Add some more functions to posix.cfg which allow to enable TestBufferOverrun::buffer_overrun_1_posix_functions 
Fix some compiler warnings on MSVC
 2014-07-05 22:47:10 +02:00
Daniel Marjamäki a3acc3241e Library: Added <minsize> element used for buffer overrun checking 2014-07-05 20:31:43 +02:00
Daniel Marjamäki 6c8558c112 CheckBufferOverrun: Removed old for-loop handling. This is handled through ValueFlow from now on. 2014-06-27 06:46:42 +02:00
Daniel Marjamäki 036b2f8ccf CheckBufferOverrun: Added bufferOverrun2 that is based on ValueFlow/SymbolDatabase/Ast from the start. Replaced some old checking. 2014-06-26 17:36:20 +02:00
Simon Martin 966491d40b Added a test for out-of-bounds character array access. 2014-05-27 16:21:13 +02:00
PKEuS effa38c322 Fixed #5863 (False positive: array index is used before limits check) 2014-05-24 17:50:01 +02:00
PKEuS 04fbbdb5e8 Refactorized CheckBufferOverrun::arrayIndexThenCheck() and fixed false negative 2014-05-10 13:00:44 +02:00
Daniel Marjamäki ed1d63ffc0 Fixed #5636 (FP: matrix out of bounds) 2014-05-03 18:12:06 +02:00
Alexander Mai 89dc652af9 #5631 Typo and misleading error message in negativeMemoryAllocationSize 2014-04-08 20:23:00 +02:00
Daniel Marjamäki e5301b2b7a ValueFlow: Improved valueflow of for loop 'for (i=a; i<10; i++)' => unknown start value but end value is known 2014-03-29 20:20:22 +01:00
PKEuS 1c58628223 Handle pointer/reference to array in setVarId (#2645) 2014-03-28 16:10:27 +01:00
PKEuS 63254b33f9 Fixed uncaught exception in testbufferoverrun.cpp 2014-03-27 19:55:11 +01:00
Daniel Marjamäki 6da9cca4ab fixed unit test that I broke by mistake 2014-03-25 21:45:25 +01:00
Daniel Marjamäki 87daf5783e buffer overflow: clean up old checking for negative index 2014-03-25 20:37:32 +01:00
Daniel Marjamäki c8004a8d31 Buffer overruns: Use ValueFlow to detect negative index 2014-03-25 18:22:22 +01:00
Daniel Marjamäki aa05bf0f16 ValueFlow: Improved abstract interpretation 2014-03-24 06:48:06 +01:00
Daniel Marjamäki dbc8273cb7 ValueFlow: improved abstract interpretation of for loops 2014-03-24 00:16:02 +01:00
Daniel Marjamäki b6276058da Value Flow: Improved abstract interpretation of arithmetical expressions 2014-03-22 19:02:33 +01:00
PKEuS 49b25b05d9 Fixed crash in CheckBufferOverrun on garbage code (#5595) 2014-03-21 13:20:44 +01:00
Daniel Marjamäki e240282443 Value Flow: Another try with the abstract interpretation of for loops 2014-03-17 18:43:47 +01:00
Daniel Marjamäki 8c3f2c2ad9 Revert 894a65b0. abstract interpretation of for loops. there was some crashes and performance problems. I will fix those problems when I have time and recommit. 2014-03-16 08:38:52 +01:00
Daniel Marjamäki 894a65b0b1 ValueFlow: Refactor the for-loop handling. Use abstract interpretation. 2014-03-15 11:29:33 +01:00
Daniel Marjamäki 7fa73c0d64 Merge pull request #256 from xypron/5505 
5505: FP: Array accessed out of bounds
 2014-03-09 08:47:18 +01:00