Robert Reif
434783530a
Merge branch 'master' of github.com:danmar/cppcheck
2011-04-10 09:57:34 -04:00
Robert Reif
4a50aca7b2
fix a bug in checkDuplicateBranch where removed type info like signed/unsigned was not checked for difference
2011-04-10 09:57:09 -04:00
Daniel Marjamäki
e5d43d4ed2
Renamed Settings::stupid to Settings::experimental
2011-04-10 15:55:08 +02:00
Daniel Marjamäki
30ee9ba6e4
Added Settings::stupid flag that can be used to hide checking that generates false positives.
2011-04-10 13:23:45 +02:00
Robert Reif
66de41b313
partial fix for #2700 (common logic or cut and paste errors)
2011-04-09 17:05:27 -04:00
Robert Reif
d22fcb8184
fix bug in previous commit: fix #311 (add detection of duplicated if else-cases)
2011-04-09 16:34:16 -04:00
Robert Reif
7e403ae210
fix #311 (add detection of duplicated if else-cases)
2011-04-09 15:14:01 -04:00
Daniel Marjamäki
4ac3c7fe3b
clarify calculation: fixed false negative for 'int x = a - b ? 2 : 3'
2011-04-04 21:33:16 +02:00
Daniel Marjamäki
63acd9bb3e
Clarify calculation: Added warnings for << and >>
2011-04-03 22:12:22 +02:00
Daniel Marjamäki
29422b8552
clarify precedence: made the short message shorter
2011-04-02 17:27:36 +02:00
Daniel Marjamäki
855b01cd5a
Clarify precedence 'a*b?c:d' : warn for addition, subtraction and division also. tried to clarify the message more
2011-04-02 11:43:20 +02:00
Stefan Weil
0e4cf7a2d6
Spell checks
2011-03-30 16:44:16 +02:00
Daniel Marjamäki
27506b4231
Fixed #2661 (False positive: object destroyed immediately)
2011-03-20 09:55:26 +01:00
Daniel Marjamäki
ed11a9e3cb
Fixed #2639 (False positive: confusion between struct and function)
2011-03-13 08:38:40 +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
Daniel Marjamäki
db48158b28
Suspicious condition: Added new check for conditions that contains assignment+comparison
2011-03-09 22:20:14 +01:00
Daniel Marjamäki
06abaf95a5
Incorrect string compare: reduce noise when using strncmp on string literal
2011-03-07 21:37:13 +01:00
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
c5f8a06a97
add TODO for case where simplifyGoto() does the wrong thing
2011-03-05 00:45:59 +13:00
Greg Hewgill
cc7e05a5b0
fix case where fall through comment precedes preprocessor line
2011-03-05 00:45:58 +13:00
Greg Hewgill
8e839a46e8
add TODO for pathological case
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
610d2efaea
recognise fall through in c style comments
2011-03-05 00:45:58 +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
Zachary Blair
e1b2569b81
Fixed #432 (New check: wrong usage of ! operator in conditions)
2011-02-27 12:30:22 -08:00
Daniel Marjamäki
dfba4b7332
Fixed #2585 (segmentation fault of cppcheck (CheckOther::clarifyCalculation))
2011-02-17 21:30:59 +01:00
Daniel Marjamäki
2657d36d03
Fixed #2502 (False positive: redundant assingment of object to itself)
2011-02-12 14:27:07 +01:00
Sébastien Debrard
f5ed52b84b
fix #2569 check postfix increment on boolean
2011-02-11 23:38:23 +01:00
Erik Lax
aeae5a867d
Fixed #2550 (Bad substr/strncmp comparison)
2011-02-08 19:49:29 +01:00
Daniel Marjamäki
5640845a17
Fixed #2498 (False positive: redundant assignment)
2011-02-04 21:08:42 +01:00
Raphael Geissert
d592250284
Fix sizeof sizeof check to handle sizeof(sizeof type)
2011-02-02 11:49:32 -06:00
Pete Johns
2d1ccad44e
Turned failing ASSERT_EQUALS into TODO_ASSERT_EQUALS.
2011-02-01 19:55:39 +11:00
Greg Hewgill
dcc0f28f34
check that misused scope object does not pick nested class
2011-02-01 08:07:41 +13:00
Pete Johns
098f0bf3e6
Fixed #2526 (Make TODO_ASSERT_EQUALS take three arguments (value, to_be, as_is)?...
...
Removed replaced EXPECTED with...
WANTED (to-be): The future expected value.
CURRENT (as-is): Documenting how cppcheck behaves now.
This removes the need for an ASSERT_EQUALS but enforces the check for every TODO_ASSERT_EQUALS.
2011-01-30 23:20:11 +11:00
Sébastien Debrard
3e7f29d6f9
fix #2510 Improve check 'sizeof for array given as function argument'
2011-01-26 20:08:06 +01:00
Sébastien Debrard
e82c190429
Merge branch 'master' of https://github.com/danmar/cppcheck
...
Conflicts:
test/testother.cpp
2011-01-25 10:05:03 +01:00
Sébastien Debrard
4cf56dac2b
Fix 2495 incorrect sizeof error message
2011-01-25 09:57:58 +01:00
Daniel Marjamäki
a596a7a8fe
Fixed #2494 (New check: clarify calculation when using ?: operator)
2011-01-24 21:40:49 +01:00
Sébastien Debrard
c7b8bd543f
fix ticket 155 - char array
2011-01-24 19:04:56 +01:00
Debrard Sébastien
27dce075e0
Fixed #155 (check size of a variable whose type is a sized array)
2011-01-22 19:21:56 +01:00
Daniel Marjamäki
965c1a94fd
Fixed #2475 (False positive in structure initialisation: The scope of the variable bits can be reduced)
2011-01-17 20:51:15 +01:00
Reijo Tomperi
226b605774
Change year 2010 -> 2011 in license texts.
2011-01-09 21:33:36 +02:00
Daniel Marjamäki
37b1f7c296
memsetZeroBytes: improved error message. ticket: #2421
2011-01-06 16:27:22 +01:00
Daniel Marjamäki
ed71c57f1f
astyle formatting
2011-01-06 12:07:18 +01:00
Raphael Geissert
6ec4497919
[PATCH] Check for calls to memset() where 0 bytes are to be filled
...
Inspired by Silvio Cesare's work
2011-01-06 11:31:58 +01:00
Daniel Marjamäki
033e759c39
command line: added 'information' id to enable
2011-01-05 21:20:21 +01:00
Markus Elfring
3fc0317997
Bug #2390 : Enclose the output of a variable name with quotes in "CheckOther::variableScopeError"
...
The variable name output was enclosed by quotation marks in the member
function "CheckOther::variableScopeError" and corresponding test functions.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
2011-01-03 05:15:20 +01:00
Zachary Blair
d11b5163b7
Fixed #2382 (Catching exceptions by value instead of reference)
2010-12-31 03:01:38 -08:00
Kimmo Varis
e8b81f909d
Change 'Scope of variable'-message to information message.
2010-12-27 16:48:03 +02:00
Kimmo Varis
ad89a84796
Improve error message about overlapping buffers for s[n]printf().
...
See forum thread:
https://sourceforge.net/apps/phpbb/cppcheck/viewtopic.php?f=3&t=192&start=0
2010-12-26 23:44:01 +02:00
Daniel Marjamäki
81c5576eb4
Misused scope objects: Don't use this check if the checked file is a pure C file. Ticket: #2352
2010-12-25 08:43:52 +01:00
Robert Reif
f12c0c7ada
Tokenizer: add assert(_settings) to Tokenizer to insure the tokenizer always has settings. Ticket: #2219
2010-12-01 18:00:55 +01:00
Kimmo Varis
8d8945ac57
Improve "Assert statement 'varname' -message.
...
Modifying the message so that we have short message and verbose
message. As discussed in dev-forum:
https://sourceforge.net/apps/phpbb/cppcheck/viewtopic.php?f=3&t=192
2010-11-29 20:12:21 +02:00
Kimmo Varis
85735e382f
Improve the 'suspicious code sizeof sizeof' -message.
...
As discussed at dev-forum:
https://sourceforge.net/apps/phpbb/cppcheck/viewtopic.php?f=3&t=192
2010-11-28 14:20:46 +02:00
Kimmo Varis
837605b05b
Ticket #2239 (Too long "short" message about function parameter passing)
...
Have a proper short message for the parameter passing warning and
improve the message.
2010-11-27 10:46:34 +02:00
Zachary Blair
215cb5ac8d
Fixed #2162 (false positive: Mutual exclusion over ||)
2010-11-21 00:06:43 -08:00
Daniel Marjamäki
fd64a7e683
Mutual exclusion: Disable this check until #2162 is fixed.
2010-11-20 07:43:07 +01:00
Ettl Martin
88cc29ea0a
mathlib: added todo testcases for ticket #2200
2010-11-15 21:03:49 +01:00
Zachary Blair
10a4dde105
Fixed #2137 (Invalid mutual exclusion report)
2010-11-04 00:10:25 -07:00
Daniel Marjamäki
14803643ca
empty string test: Removed this check
2010-11-03 17:56:14 +01:00
Daniel Marjamäki
bc283d8b99
Uninitialized variables: Broke out the checking into separate file
2010-10-31 12:31:11 +01:00
Daniel Marjamäki
df8a93bf97
Null pointers: Broke out the checking into separate file
2010-10-31 11:51:25 +01:00
Daniel Marjamäki
995e39200b
Fixed #2130 (Invalid possible NULL pointer dereference, etc.)
2010-10-27 20:20:10 +02:00
Daniel Marjamäki
fc98bcdcb2
Fixed #2141 (false positive: possible null pointer dereference)
2010-10-27 19:42:47 +02:00
Daniel Marjamäki
fd153eac02
Fixed #2142 (false positive: null pointer dereference (throw))
2010-10-27 19:38:42 +02:00
Daniel Marjamäki
9370f552ac
Fixed #2134 (sizeof(*list) complains of null pointer dereference)
2010-10-26 18:26:02 +02:00
Daniel Marjamäki
893f7fa347
Fixed #2130 (Invalid possible NULL pointer dereference, etc.)
2010-10-26 17:40:30 +02:00
Daniel Marjamäki
bdd6d6d53d
null pointer: use simplified token list in the 'check and deref' checking
2010-10-25 21:05:43 +02:00
Daniel Marjamäki
132aa8d0c4
uninitialized variables: fixed fp when analysing loops
2010-10-25 20:56:15 +02:00
Daniel Marjamäki
026514db1a
Fixed #2127 (null pointer dereference after condition (SRD nr 522))
2010-10-25 19:43:54 +02:00
Zachary Blair
26afb04dc5
Fixed #2105 (Incorrect operator: mutual exclusion over ||)
2010-10-24 18:14:21 -07:00
Daniel Marjamäki
24a2def3ad
Execution Path: Fixed FP in improved handling of loop bodies
2010-10-24 19:14:40 +02:00
Daniel Marjamäki
8f707e5e46
Null pointers: Better handling of loops
2010-10-24 18:51:14 +02:00
Daniel Marjamäki
6601de7681
uninitialized variables: refactoring handling of loop bodies
2010-10-24 18:26:59 +02:00
Daniel Marjamäki
b66d3c8858
Fixed #2125 (uninitialized variable: better handling of for loops)
2010-10-24 18:12:48 +02:00
Daniel Marjamäki
92a1e9e76e
Severities: Added 'warning' and 'performance' severities. No changes to the command line options nor to the XML format. Ticket: #2106
2010-10-17 14:41:00 +02:00
Debrard Sebastien
fb928b6778
Fixed #2018 (Postfix Operators)
2010-10-14 19:17:40 +02:00
Pete Johns
fbd3d92aa9
Fixed #2084 (False positive: object destroyed immediately (struct and function with same name))
...
Tightened up class definition matching so as not to match C-style struct tags.
2010-10-13 20:37:53 +11:00
Debrard Sebastien
1a4e3dcc44
increment check
2010-10-12 19:54:39 +02:00
Daniel Marjamäki
3dfcbfc0e0
assignment in assert: modified the error message to better explain the reason why the warning is given.
2010-10-11 17:59:08 +02:00
Zachary Blair
d9967d4fd2
Fixed #2079 (detect side effects in assert)
2010-10-10 13:05:06 -07:00
Daniel Marjamäki
3340010376
fix unit testing
2010-10-10 14:23:05 +02:00
Daniel Marjamäki
a3367874d9
Fixed #1778 (false negative: nullpointer dereference (std::string pointer))
2010-10-09 07:57:34 +02:00
Daniel Marjamäki
7b4e08385d
STL: refactoring CheckStl::erase so ExecutionPath is used
2010-10-05 20:54:13 +02:00
Pete Johns
4bf9ff26ea
Fixed 2071 (false positive: object destroyed immediately (when using '= { ... }'))
...
Simplified check within CheckOther::checkMisusedScopedObject() as a result.
2010-10-04 08:16:11 +11:00
Daniel Marjamäki
cd8ef1cded
Revert "temporarily disable the 'object destroyed immediately' message"
...
This reverts commit fa94312c9a
.
2010-10-03 18:05:08 +02:00
Daniel Marjamäki
fa94312c9a
temporarily disable the 'object destroyed immediately' message
2010-10-03 16:59:13 +02:00
Pete Johns
78795dc3ac
Fix false positive: Misused Scope Object does not pick constructors of local class declarations.
...
It does pick up if there is an unused construction within the function, though.
2010-10-02 22:59:04 +10:00
Pete Johns
365b1bed1a
Fixed false positive: checkMisusedScopedObject no longer errors on calls to function objects.
2010-10-02 21:25:16 +10:00
Pete Johns
b72b699b76
Fixed false-positive: Object is referenced on construction
...
struct Foo {
void bar() {
}
};
void fn() {
Foo().bar(); // This caused a false-positive
}
2010-10-02 20:26:29 +10:00
Pete Johns
3f72d3a877
Check misused scope object does not pick local class method.
...
Also fixed mistyped withinFuntion ->withinFunction.
2010-10-02 20:12:52 +10:00
Pete Johns
0017655f55
Added test for functor false-positive [passing]
...
Also removed typedef's following danmar's review and renamed isClassresults -> isClassResults to make more clear.
2010-10-02 18:45:24 +10:00
Pete Johns
6e0ef3eda2
Fixed #1132 (Detection of misused scope objects in functions)
...
Emits error in the form:
[useless_lock.cpp:18]: (error) instance of "Lock" object destroyed immediately
...if an instance of a class or struct is unnamed and therefore destroyed
straight after creation.
Only checks for misused scope objects within functions.
Optimised isIdentifierObjectType() by memoizing.
2010-10-02 14:22:26 +10:00
Pete Johns
50c2fa9ab0
Revert "Fixed #1132 (Detection of misused scope objects)"
...
This reverts commit c6acdccfa0
.
2010-10-01 20:52:16 +10:00
Pete Johns
c6acdccfa0
Fixed #1132 (Detection of misused scope objects)
...
Emits error in the form:
[useless_lock.cpp:18]: (error) instance of "Lock" object destroyed immediately
...if an instance of a class or struct is unnamed and therefore destroyed
straight after creation.
Removed "internal error" from token.cpp, since in this case varid would be NULL.
2010-10-01 20:30:21 +10:00
Daniel Marjamäki
415cbc63c3
Fixed #2066 (false positive: uninitialized variable when initializing through function pointer)
2010-09-27 19:26:09 +02:00
Daniel Marjamäki
de3c761790
Fixed #2052 (False positive: possible null pointer dereference 'else continue')
2010-09-18 14:56:07 +02:00
Daniel Marjamäki
fce70508f7
Fixed #2045 (False negative: Uninitialized variable (found with gcc))
2010-09-17 20:38:37 +02:00
Daniel Marjamäki
1c3862bd35
Execution Paths: fixed TODO test cases
2010-09-17 19:31:45 +02:00
Daniel Marjamäki
f843678a07
Redundant conditions: some refactorings
...
* removed the 'redundant null pointer' check. sometimes it's unsafe to delete NULL pointer. and this check doesn't point out errors anyway.
* moved the 'redundant condition' check for set::remove. Moved it to CheckStl.
2010-09-16 18:49:23 +02:00
Daniel Marjamäki
7e67bb53b8
Fixed #2049 (False negative: 'Uninitialized variable' error won't show)
2010-09-15 20:04:50 +02:00
Daniel Marjamäki
0418731473
Fixed #2030 (False positive: Uninitialized variable when function does not return)
2010-09-10 19:02:40 +02:00
Daniel Marjamäki
5688412f00
Fixed #2030 (False positive: Uninitialized variable when function does not return)
2010-09-07 20:25:29 +02:00
Daniel Marjamäki
cfbc06c8b6
removed 'empty catch block' check. to avoid false positives we'll need to check if it is bad with an empty catch block (dead pointer/undefined behaviour/etc)
2010-09-05 13:27:58 +02:00
Daniel Marjamäki
a2b4e5641f
Fixed #2010 (missing continue in switch check ?)
2010-09-04 14:24:45 +02:00
Daniel Marjamäki
fb4fce466e
Fixed #2014 (False positive with longjmp)
2010-09-03 07:18:01 +02:00
Daniel Marjamäki
190a0040b7
Null pointer: Fixed false positive
2010-09-02 21:08:58 +02:00
Daniel Marjamäki
df87ce9e04
Fixed #1945 (False positives when a for loop header is in a macro)
2010-08-26 21:57:48 +02:00
Daniel Marjamäki
72916caee6
Reverted 7398453cb0
2010-08-15 21:25:14 +02:00
Sbastien Debrard
7398453cb0
Refactoring of obsolete functions checks. Ticket: #1940
2010-08-15 21:22:33 +02:00
Zachary Blair
c8087d3389
Fixed #162 (Initialisation of a variable by itself)
2010-08-14 21:34:04 -07:00
Daniel Marjamäki
5846630fa9
Added scanf check. Modified patch submitted by Eric Sesterhenn
2010-08-14 15:15:12 +02:00
Daniel Marjamäki
029613d4c4
Fixed #1923 (False positive: Possible null pointer derefence in else if)
2010-08-07 19:59:56 +02:00
Daniel Marjamäki
e7e86ef333
calculation in sizeof: added two more ASSERT_EQUALS to guard against false positives
2010-08-07 10:12:39 +02:00
Daniel Marjamäki
c395e51389
New check: look for calculation inside sizeof
2010-08-06 22:57:10 +02:00
Daniel Marjamäki
65f7bcbfa5
null pointers: fixed TODO assertion - dereference pointer in function call and then checking that it is not NULL
2010-08-05 08:19:36 +02:00
Daniel Marjamäki
6f228033d2
null pointers: fixed todo test case
2010-08-05 08:06:19 +02:00
Daniel Marjamäki
239d264432
uninitialized variables: fixed false negatives when uninitialized pointer data is read
2010-08-04 21:13:40 +02:00
Daniel Marjamäki
9c17114668
Fixed #1893 (false positive: dereferencing null pointer (try/catch))
2010-07-24 14:27:18 +02:00
Daniel Marjamäki
bbf2c6c6e6
Fixed #1880 (false positive: Uninitialized array (initialized in subfunction))
2010-07-19 10:03:54 +02:00
Martin Ettl
6cc3f76668
#1880 : added todo testcase (false positive: (error) Uninitialized variable: y)
2010-07-18 18:55:53 +02:00
Daniel Marjamäki
1fb4758583
Fixed #1855 (false positive: uninitialized variable (function call in switch condition))
2010-07-18 13:19:37 +02:00
Daniel Marjamäki
11a72461f3
Fixed #1835 (false positive: uninitialized variable when using ?)
2010-07-08 11:16:49 +02:00
Daniel Marjamäki
a1793edabe
Fixed #1825 (*log(0) error)
2010-07-07 09:03:40 +02:00
Daniel Marjamäki
1b20f8d27d
Fixed #1824 (false positive: unitialised variable)
2010-07-06 13:18:28 +02:00
Daniel Marjamäki
c811acaa50
Fixed #1818 (False positive: Dangerous usage of strncpy (copying a constant string))
2010-07-05 12:45:39 +02:00
Zachary Blair
5ea28ccbba
Fixed #157 (Forgetting to put a break in a switch statement)
2010-06-30 00:10:30 -07:00
Daniel Marjamäki
c6888845a0
Fixed #1815 (False positive: uninitialized variable when using ? operator)
2010-06-30 08:28:34 +02:00
Daniel Marjamäki
ad0908cb3f
Fixed #1808 (false positive: uninitialized variable with multiple assignment)
2010-06-25 19:39:30 +02:00
Nicolás Alvarez
df3d98a7c2
Fix typos in sizeofsizeof error message.
2010-06-19 17:16:14 -03:00
Daniel Marjamäki
82b63dd736
Fixed #1633 (tokenizer: simplifyKnownVariable: improved handling of arithmetic)
2010-06-19 14:00:45 +02:00
Zachary Blair
efefceabae
Fixed #920 (new style check: find empty catch blocks)
2010-06-14 23:45:46 -07:00
Daniel Marjamäki
cb7e9fbec1
Fixed #1776 (False Negative: Unitialized array)
2010-06-14 08:36:34 +02:00
Martin Ettl
c9cd5ea250
added a todo testcase for ticket 1778
2010-06-09 01:21:52 +02:00
Daniel Marjamäki
472bd9dabe
Fixed #1726 (False negative: null pointer dereference in switch block)
2010-06-06 12:15:31 +02:00
Daniel Marjamäki
07e00d57d9
Fixed #1725 (segfault in ExecutionPath::bailOutVar (probably caused by #1721 fix))
2010-06-05 09:45:35 +02:00
Daniel Marjamäki
b11e23eb08
Fixed #1721 (False negative: uninitialized variable in switch block)
2010-06-03 20:02:58 +02:00
Daniel Marjamäki
37ae4692bb
Uninitialized variables: fixed false negative when using uninitialized variable inside malloc call
2010-05-30 10:30:51 +02:00
Daniel Marjamäki
1ec49430e3
Uninitialized variables: better handling when uninitialized variables are used in function calls
2010-05-30 09:31:10 +02:00
Daniel Marjamäki
ab41879246
ExecutionPath: Better handling of 'FOREACH (..) {}'
2010-05-30 09:00:18 +02:00
Daniel Marjamäki
f41334e58a
ExecutionPath: better handling of 'FOREACH(..){..}'
2010-05-30 08:26:44 +02:00
Daniel Marjamäki
406cbda563
Uninitialized variables: better handling of struct variables
2010-05-30 07:55:11 +02:00
Daniel Marjamäki
d3c20cac81
Fixed #1712 (False negative: dereferencing uninitialized pointer)
2010-05-27 19:00:52 +02:00
Daniel Marjamäki
88e9a4ade6
Fixed #1704 (false negative: null pointer dereference)
2010-05-26 19:16:42 +02:00
Daniel Marjamäki
75c9355e9a
Added some multipass checking for the uninitialized variables. It is still experimental. You can activate it with the '--test-2-pass' switch. Some more refactorings are needed to make it truly usable, the main thing is to make it thread safe.
2010-05-21 19:35:18 +02:00