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
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5505: FP: Array accessed out of bounds
2014-03-09 08:47:18 +01:00
Heinrich Schuchardt
bd67db96f1
5505: FP: Array accessed out of bounds
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CheckBufferOverrun::checkFunctionParameter alreacy considered usage of a
function parameter inside an if block as a special case.
With the patch the same is done for switch statements.
A test is added.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2014-03-07 19:51:13 +01:00
Daniel Marjamäki
fd3a8a2a18
Update copyright
2014-02-15 07:45:39 +01:00
Martin Ettl
6ca7daec10
Fixed #389 : Providing negative value to memory allocation function.
2014-02-01 22:38:29 +01:00
Daniel Marjamäki
9aa9530e0d
Fixed #5426 (crash: btrfs-progs cmds-inspect.c)
2014-01-31 06:19:36 +01:00
Daniel Marjamäki
abe8439917
Fixed #5416 (False positive: Array accessed at index, which is out of bounds.)
2014-01-28 16:55:10 +01:00
Daniel Marjamäki
0dbb86f0cb
Cleanup ExecutionPath from CheckBufferOverrun
2014-01-22 21:25:37 +01:00
Daniel Marjamäki
b91f42453b
value flow: improved handling of cast
2014-01-20 22:26:55 +01:00
Daniel Marjamäki
3e23e243f6
BufferOverflow: Updated message for out of bounds array index or redundant condition
2014-01-17 19:44:45 +01:00
Daniel Marjamäki
18d6285ad2
BufferOverrun: Improved error message when array index is used before checking that its in limits
2014-01-17 18:56:46 +01:00
Daniel Marjamäki
30cae358d8
Removed the --value-flow flag. ValueFlow analysis will always be enabled from now on.
2014-01-17 18:07:05 +01:00
Daniel Marjamäki
0b4de97e2b
value flow: Use ValueFlow in CheckBufferOverrun
2014-01-16 19:23:14 +01:00
Daniel Marjamäki
a1b0d190df
Fixed #3688 (false positive: (inconclusive, posix) (warning) The buffer 'cBuffer' is not zero-terminated after the call to readlink().)
2014-01-02 10:46:19 +01:00
Daniel Marjamäki
32be4094e7
Symbol database: only put variables in variable list
2013-12-31 17:51:56 +01:00
PKEuS
4f0121ee2f
Splitted simplification out of tokenize()
2013-12-30 17:45:28 +01:00
Simon Martin
fe75686595
Ticket #5203 : Don't crash when checking buffer overrun for invalid code.
2013-11-30 07:40:32 +01:00
Daniel Marjamäki
946722faf0
Fixed #4968 (False positive: Structure with 'read' member is confused with read() function.)
2013-10-05 18:25:44 +02:00
Alexander Mai
450442287c
Fixed #4974 (CheckBufferOverrun::writeOutsideBufferSize() too strict)
2013-08-25 18:46:07 +02:00
Daniel Marjamäki
5ce7189bc0
Merge pull request #166 from last5bits/ticket4213
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Fixing #4213 arrayIndexThenCheck and adding tests
2013-08-23 22:36:30 -07:00
Alexey Zhikhartsev
d24a321ba2
Fixing #4213 arrayIndexThenCheck and adding tests
2013-08-23 19:04:01 +04:00
Daniel Marjamäki
64733d9e63
astyle formatting
2013-08-10 12:32:59 +02:00
Simon Martin
ad33d95ec1
Ticket #4764 : properly handle template instantiations with only default parameters.
2013-08-10 12:00:16 +02:00
PKEuS
a9a5dc0354
Updated to AStyle 2.03, require this version
2013-08-07 16:27:37 +02:00
Lucas Manuel Rodriguez
d6be4559cd
Fixed #4840 (false negative: buffer access out of bounds)
2013-06-25 06:37:51 +02:00
Daniel Marjamäki
a861817a01
Fixed #4751 (CheckBufferOverrun: better handling when struct member instance doesn't have same varid as struct member declaration)
2013-05-28 16:52:23 +02:00
Daniel Marjamäki
ea60c5b14b
CheckBufferOverrun: Code cleanup
2013-05-05 08:14:19 +02:00
Daniel Marjamäki
4e65800adf
TestRunner: Updated warning message when there is unsimplified code
2013-04-16 16:54:19 +02:00
Daniel Marjamäki
393c75af70
Simplified remaining TestBufferOverrun test cases
2013-04-13 15:49:15 +02:00
Daniel Marjamäki
cbe2cdafcf
Simplify TestBufferOverrun test cases (casts, pointer addition, calculation)
2013-04-13 13:58:21 +02:00
Daniel Marjamäki
fe911f92e1
Simplify TestBufferOverrun test cases (known variable value)
2013-04-13 13:13:13 +02:00
Daniel Marjamäki
78d3aef40e
Simplified TestBufferOverrun test cases (sizeof, known variable value)
2013-04-13 11:01:19 +02:00
Daniel Marjamäki
3b880f9e2e
Simplified TestBufferOverrun test cases (sizeof, known variables, casts, etc)
2013-04-13 08:19:14 +02:00
Daniel Marjamäki
7871f16e9d
Simplified TestBufferOverrun::readlink test cases (sizeof)
2013-04-13 07:31:15 +02:00
Daniel Marjamäki
6afdd1b7c0
Simplified TestBufferOverrun::readlinkat test cases (sizeof, known variables)
2013-04-13 07:22:01 +02:00
PKEuS
cdce755471
Removed duplicate unit tests in testbufferoverrun.cpp
2013-04-12 12:17:08 -07:00
PKEuS
c487ea843d
Better fix for #4706 : Use Token::nextArgument() properly. Removed redundant ' in message
2013-04-09 08:30:53 -07:00
Ettl Martin
ba8cca8fa9
#4706 fix crash when a struct member is used as first argument. Replaced Token::nexArgument with %any% in Token::Match call. Added unittests in testing Token::nexArgument.
2013-04-04 15:12:18 +02:00
Ettl Martin
54d398c7dd
unittests: removed not needed '\n' at the end of testcases.
2013-03-19 09:18:58 +01:00
Ettl Martin
ff826d7c62
#4664 : new check: (POSIX) write outside buffer size.
2013-03-19 08:22:48 +01:00
PKEuS
096fa2f771
Fixed #4380
2013-03-14 10:18:48 -07:00
Thomas Jarosch
61d9424631
astyle formatting
2013-03-14 11:10:12 +01:00