Daniel Marjamäki
1640f3d1ca
Null pointer: fix false negatives when unknown function is called and pointer is local/argument
2011-07-31 17:32:25 +02:00
Daniel Marjamäki
cc89687e8c
Null pointer: better handling when calling standard functions with possible null pointer
2011-07-31 17:19:23 +02:00
Daniel Marjamäki
afc825da68
AssignIf: handle parantheses. ticket: #2909
2011-07-31 17:09:53 +02:00
Daniel Marjamäki
dd6982a616
Fixed #2935 (possible null pointer dereference when using strcpy etc)
2011-07-31 14:07:35 +02:00
Daniel Marjamäki
ad166d3a54
astyle formatting
2011-07-31 14:05:06 +02:00
Daniel Marjamäki
00e28f5c4e
AssignIf: Match lhs and rhs for comparisons. Ticket: #2909
2011-07-31 11:23:38 +02:00
Daniel Marjamäki
e47aac2501
AssignIf: Detect problem for 'y=x&4; if(y!=3)..'. Ticket: #2909
2011-07-31 10:48:31 +02:00
Daniel Marjamäki
47f13860b7
AssignIf: Added new check. Ticket: #2909
2011-07-30 21:43:21 +02:00
Daniel Marjamäki
7f193fb7a1
Fixed #2788 (null pointer: dereference and then check 'if (abc->a == 3) { } if (!abc) ..')
2011-07-30 19:51:06 +02:00
Robert Reif
e687ee9a9a
assume all std::*::size() and std::*::empty() are const in CheckClass::checkConstFunc()
2011-07-30 10:30:31 -04:00
Robert Reif
addcec704f
fix cppcheck warning in Tokenizer::duplicateTypedef()
2011-07-30 10:12:35 -04:00
Robert Reif
c6a804d306
add std::*.empty() to possible const functions in CheckClass::checkConstFunc
2011-07-30 09:44:20 -04:00
Robert Reif
74c1bdde77
fix #1593 (false negative: the function can be declared as const)
2011-07-30 08:48:11 -04:00
Robert Reif
2f4aee2923
fix missing else in patch that added support for unused const local variables
2011-07-30 07:16:59 -04:00
Simon Martin
50f78ce329
Fixed #2951 (Small code factorization in checkmemoryleak.cpp)
2011-07-30 13:10:44 +02:00
Ettl Martin
c00a1526bd
nonreentrant-functions: added more functions to check
2011-07-30 11:15:51 +02:00
Robert Reif
cb4282d69a
use simpleMatch where possible in checkother.cpp
2011-07-29 22:37:05 -04:00
Ettl Martin
f441a958cd
mathlib: fixed #2950 : comparison of floating point values
2011-07-29 23:37:40 +02:00
Ettl Martin
6b23dd9928
added a check to detect nonreentrant functions and a --posix switch
2011-07-29 18:27:01 +02:00
Ettl Martin
35bb5dffa4
Added a new check for finding non-reentrant functions
2011-07-28 23:29:16 +02:00
Daniel Marjamäki
dc629b4c39
Fixed 'possible null pointer dereference' warning messages
2011-07-28 08:12:21 +02:00
Daniel Marjamäki
d2c0e5e7e6
Fixed #2821 (New Check : bool pointer null truth assignment)
2011-07-28 07:28:24 +02:00
Robert Reif
ca2e8b057b
fix #2947 (False positive: member variable is not initialized (a[x::y] = 0;))
2011-07-27 12:03:44 -04:00
Robert Reif
54141f2e7f
fix #2943 (Symbol database: Wrong parsing of std::vector as base class.)
2011-07-27 11:23:22 -04:00
Daniel Marjamäki
2b48c7624c
Auto Variables: Reverted fix for #1514 because my idea was wrong. See ticket: #2944
2011-07-27 10:43:44 +02:00
Daniel Marjamäki
5cb701d3c1
Fixed #2946 (False positive: Uninitialized buffer variable (init in subfunction))
2011-07-27 10:34:12 +02:00
Daniel Marjamäki
4e55fb604c
Fixed #2945 (False positive: Uninitialized variable reading from stream)
2011-07-26 21:30:58 +02:00
Daniel Marjamäki
a6740200cf
Null pointer: Added check for 'if (fred); return fred->a;'
2011-07-25 21:58:00 +02:00
Daniel Marjamäki
6e14da7eba
Fixed #2812 (false negative: null pointer dereference when returning struct member)
2011-07-25 21:40:32 +02:00
Daniel Marjamäki
63a0c6ad4a
Fixed #2796 (uninitialized and leaving scope)
2011-07-25 16:35:30 +02:00
Daniel Marjamäki
2c6e4c423a
Fixed #2681 (False negative: Possible null pointer dereference)
2011-07-25 15:45:00 +02:00
Daniel Marjamäki
c1138cf7f9
Fixed #2941 (False positive: unused function (individual checking of files))
2011-07-25 13:25:09 +02:00
Daniel Marjamäki
9a3f95613a
Uninitialized variables: Fixed false positive if there is assignment in return statement
2011-07-24 22:41:40 +02:00
Daniel Marjamäki
1bb7a1c23c
Fixed #2938 (Uninitialized variable not detected when part of expression)
2011-07-24 22:26:11 +02:00
Simon Martin
7346d07871
Fix GCC warning about float comparison. Ticket: #2936
2011-07-24 21:35:21 +02:00
Robert Reif
9a4447c835
add support for unused const local variables
2011-07-24 12:09:59 -04:00
Daniel Marjamäki
4e6800c474
Fixed #2921 (False positive: Memory leak with static pointer)
2011-07-24 16:08:29 +02:00
Daniel Marjamäki
1ce261e44d
astyle formatting
2011-07-24 14:54:13 +02:00
Daniel Marjamäki
158fa25623
Fixed #2817 (valgrind errors in simplifyTemplate when running tests)
2011-07-24 13:32:54 +02:00
Simon Martin
539c2e5acb
Fixed #2932 (segmentation fault of cppcheck ( i / i ))
2011-07-24 09:06:38 +02:00
Simon Martin
fc0f75fe6a
Preprocessor: Fix #if0 #elif todo test case. Ticket: #2619
2011-07-24 08:54:24 +02:00
Robert Reif
aa65eed02b
convert CheckPostfixOperator::postfixOperator() to use the symbol database
2011-07-23 15:14:15 -04:00
Robert Reif
5e1fd81ea7
add support for local variables with constructors to the symbol database
2011-07-23 15:12:30 -04:00
Robert Reif
e332f0c186
Merge branch 'master' of github.com:danmar/cppcheck
2011-07-22 08:32:08 -04:00
Robert Reif
527c1aae33
fix #2931 (another false negative in auto variables checking when function parameter is a struct)
2011-07-22 08:31:31 -04:00
Daniel Marjamäki
0dd5472642
Tokenizer::simplifyFunctionPointer: don't simplify function call. Ticket: #2873
2011-07-22 07:58:53 +02:00
Robert Reif
84ca1902a5
fix #1514 (Improve CheckAutoVariables: assign autovariable address to effective parameter)
2011-07-21 22:37:36 -04:00
Robert Reif
4e64d35462
fix #2926 (false negative in auto variables checking when function parameter is a struct)
2011-07-21 22:26:42 -04:00
Robert Reif
c3c3eb74e8
fix #2929 (Additional Unused variable check)
2011-07-21 18:37:37 -04:00
Robert Reif
cc1ecccd01
fix #2928 (False positive (static variable misinterpreted as auto variable))
2011-07-21 18:20:19 -04:00
Daniel Marjamäki
fb3870071a
Fixed #2885 (crash of cppcheck while checking gcc-testsuite)
2011-07-21 16:13:35 +02:00
Daniel Marjamäki
31e3844f3f
Fixed #2856 (--errorlist not printing all auto-variable errors)
2011-07-21 14:50:38 +02:00
Daniel Marjamäki
d34a778848
Fixed #2848 (False positive: Memory leak when assigning and freeing from another struct)
2011-07-21 13:33:20 +02:00
Daniel Marjamäki
9f22d2fc6b
Fixed #2897 (out of bounds false positive, using reinterpret_cast)
2011-07-21 09:32:24 +02:00
Robert Reif
32f94a47cc
fix #2925 (False negative: auto variables - assigning address of array to function parameter)
2011-07-20 19:02:54 -04:00
Daniel Marjamäki
7e7f6eecf5
Fixed #2794 (Improper hanling of preprocessor directives #if defined)
2011-07-20 23:50:57 +02:00
Daniel Marjamäki
f0a7cc5961
Merge pull request #28 from bwy/master
...
Fix "auto_ptr assignment" false positive
2011-07-20 10:45:49 -07:00
Benjamin Wolsey
e6d8f3fb73
Fix tested auto_ptr false positive.
2011-07-20 19:17:59 +02:00
Daniel Marjamäki
5ea79677a3
Fixed #2924 (Unable to turn on unused function detection from command line)
2011-07-20 11:12:08 +02:00
Daniel Marjamäki
6ce5107e49
Tokenizer: Better handling of constants. Related with #2920
2011-07-20 09:07:47 +02:00
Daniel Marjamäki
3cfef6285c
Fixed #2920 (False positive: Array 'arr[0]' index 0 out of bounds (array size and index are unknown))
2011-07-20 07:57:42 +02:00
Daniel Marjamäki
b66e6e73db
Fixed #2917 (Problem with || in #if)
2011-07-18 21:44:23 +02:00
Robert Reif
ed30edf9d3
simplify CheckOther::checkIncorrectLogicOperator() by using more pattern matching
2011-07-18 07:34:49 -04:00
Robert Reif
76d0872c0d
made #2827 fix more generic by adding more ops and using pattern matching rather than string matching
2011-07-17 16:28:00 -04:00
Daniel Marjamäki
7dcb68f5a4
CheckBufferOverrun: Detect overflows when buffer is allocated with alloca
2011-07-17 09:35:51 +02:00
Robert Reif
4149617978
fix #2827 to use numeric comparisons
2011-07-16 23:05:35 -04:00
Robert Reif
430d22032d
fix #2827 condition always false or true)
2011-07-16 22:06:23 -04:00
Daniel Marjamäki
35938e74ad
Tokenizer: better handling of 'struct AB ab; sizeof(ab)'
2011-07-16 22:07:30 +02:00
Daniel Marjamäki
cf3ab649fb
Fixed #2873 (segmentation fault of cppcheck while scanning rose-compiler suite)
2011-07-16 19:26:11 +02:00
Daniel Marjamäki
597733bec4
Tokenizer: minor update to handle C# code better
2011-07-16 18:12:55 +02:00
Daniel Marjamäki
35178cc161
Fixed #2912 (false positive: (portability) Assigning an integer (int/long/etc) to a pointer is not portable)
2011-07-16 17:08:03 +02:00
Daniel Marjamäki
c55b0ff651
Fixed #2871 (Define in source not set when -D is used)
2011-07-16 16:59:06 +02:00
Daniel Marjamäki
c299d02dba
astyle formatting
2011-07-16 09:32:35 +02:00
Daniel Marjamäki
07a1222ac6
Preprocessor: fix handling of (1&&2) condition
2011-07-16 09:24:27 +02:00
Daniel Marjamäki
274fd2b985
Tokenizer: Fix minor problem with 'X&&Y'
2011-07-15 19:37:39 +02:00
Daniel Marjamäki
d78d8660ab
astyle formatting
2011-07-15 19:02:16 +02:00
John Smits
7f2d62cbde
Fixed #2882 (One-character token can be mistaken for a multiCompare)
2011-07-15 19:01:36 +02:00
Robert Reif
af1e51f648
fix some more false negatives for #2904 (Memory leak not detected when creating a new class instance)
2011-07-14 20:45:27 -04:00
Zachary Blair
997a3652d2
Fixed #2822 (New check: Duplicate break statements in switch)
2011-07-14 17:12:56 -07:00
Robert Reif
270b2b1772
fix #2904 (Memory leak not detected when creating a new class instance)
2011-07-14 19:15:59 -04:00
Daniel Marjamäki
66d145ba1c
Fixed #2892 (false positive: (portability) Assigning an address value to the integer (int/long/etc) type is not portable)
2011-07-07 15:14:33 +02:00
Daniel Marjamäki
4055b0ec5f
64-bit portability: fixed two of the TODO test cases. Ticket: #2791
2011-07-06 17:57:39 +02:00
Daniel Marjamäki
827fb01ec1
updated error message about assigning address to integer. Thanks Kimmo for the suggestion.
2011-07-06 12:57:45 +02:00
Daniel Marjamäki
8f0f184058
64-bit checking: Added simple check for assigning pointer address to int/long. Ticket: #2791
2011-07-06 08:55:17 +02:00
Daniel Marjamäki
0007351ef4
spell check of error message. contant => constant
2011-07-05 19:59:58 +02:00
Daniel Marjamäki
8cd2c3115e
Fixed #2866 (Detect sign extension bugs)
2011-07-05 18:41:27 +02:00
Greg Hewgill
657b003dc8
Fix spelling error in warning identifier
2011-07-05 19:54:23 +12:00
Daniel Marjamäki
982b645ff4
Fixed #2775 (Uninitialized variable: Not detected when uninitialized struct pointer is dereferenced in sub function)
2011-07-04 21:04:32 +02:00
Robert Reif
b143b283e9
fix #2886 (crash of cppcheck ( typedef struct x { } ))
2011-07-03 10:50:15 -04:00
Robert Reif
8ec1dfacbf
fix missing pop in Tokenizer::simplifyStructDecl() when anonymous struct/union removed
2011-07-03 08:14:51 -04:00
Robert Reif
b32b2c6d87
add support for checking unused std::string local variables
2011-07-02 19:25:10 -04:00
Robert Reif
3f4cc5fa3a
add class A {} a; -> class A {}; A a; conversion capability to Tokenizer::simplifyStructDecl()
2011-07-02 09:21:30 -04:00
Robert Reif
d447e61b09
fix #2884 (Integer overflow warning in 64-bit build)
2011-07-01 16:59:17 -04:00
Daniel Marjamäki
db4a28d60b
Tokenizer::simplifyGoto: Only simplify the last label in the function. If there are many labels in the same function and all labels are simplified, this function becomes very slow.
2011-07-01 18:07:41 +02:00
Robert Reif
301e59cea0
fix false positive for unused local class/struct variable
2011-07-01 08:45:29 -04:00
Robert Reif
18e6509c5d
add support in CheckOther::functionVariableUsage() for checking structures that are declared with struct keyword
2011-07-01 07:42:20 -04:00
Robert Reif
3225c9dd9b
cleanup isStatic in CheckOther::functionVariableUsage()
2011-07-01 07:15:59 -04:00
Robert Reif
7826b5e22d
add support for detecting unused function variables of type class or struct
2011-06-30 21:58:11 -04:00
Reijo Tomperi
6d4799e0b8
Minor cleanup related to previous fix.
...
This code should not be needed anymore as tokenizer should simplify question mark away.
2011-06-30 22:10:17 +03:00
Reijo Tomperi
89fd5bacf9
Fix #2849 , False positive: memory leak (using question mark operator)
...
http://sourceforge.net/apps/trac/cppcheck/ticket/2849
Simplify: *d = b ? b : a; into if-else
Simplify { ; { ; } } into { ; }
Removed one memleak test which should be redundant now as question marks
should not get into memleak check.
2011-06-30 22:04:26 +03:00
Daniel Marjamäki
6375e1d3dc
Fixed #2849 (False positive: memory leak (using question mark operator))
2011-06-30 17:31:22 +02:00
Robert Reif
77859b9a0f
fix #2878 (derived global class not tokenized properly (class A : ::B { };))
2011-06-30 07:25:36 -04:00
Robert Reif
586fdd24f2
fix #2825 (missing varid on class variables when multiple inheritance is used)
2011-06-29 20:04:04 -04:00
Robert Reif
c99a15516d
fix symbol database derived template class support
2011-06-29 19:52:07 -04:00
Robert Reif
18369ea6ac
add global namespace derived class support
2011-06-29 19:43:39 -04:00
Robert Reif
443dd4c392
partial fix for #2867 handle derived class
2011-06-29 19:39:19 -04:00
Kimmo Varis
7af920a70b
Document that Path::simplifyPath() needs / as separators.
2011-06-29 21:44:53 +03:00
Daniel Marjamäki
d76861270a
Fixed #2797 (Inline suppressions do not handle filenames correctly)
2011-06-29 20:23:39 +02:00
Daniel Marjamäki
cacca00080
Fixed #2855 (False positive: resource leak when reusing fd)
2011-06-29 20:00:21 +02:00
Daniel Marjamäki
e597ad72e7
Fixed #2841 (False positive: Array index out of bounds, can't compare ints to chars)
2011-06-29 18:44:05 +02:00
Robert Reif
6eecab5d73
fix #2807 (Wrong handling of function references when prefixed with &)
2011-06-29 07:19:34 -04:00
Robert Reif
1286898fa0
fix #2864 (--errorlist missing errors: variableHidingTypedef and Extra qualification)
2011-06-28 21:46:54 -04:00
Robert Reif
f403de7bad
partial fix for #2867 Tokenizer::removeRedundantAssignment didn't understand function local class and removed class variable
2011-06-28 19:48:28 -04:00
Robert Reif
70a32fc245
fix #2875 (segmentation fault of cppcheck ( 0; (a) < (a) ))
2011-06-28 18:47:18 -04:00
Robert Reif
272eb445fb
fix #2865 (segmentation fault of cppcheck ( char a[1] ))
2011-06-27 07:31:10 -04:00
Robert Reif
1713eeb532
fix #2859 (Extra qualification not detected)
2011-06-26 21:13:29 -04:00
Reijo Tomperi
918b4d859f
Fixed #2860 , False positive: Returning value of strncat() reported as memory leak
...
http://sourceforge.net/apps/trac/cppcheck/ticket/2860
2011-06-26 23:53:16 +03:00
Reijo Tomperi
382520ee9f
Fix #2840 , False positive: Null pointer dereference
...
http://sourceforge.net/apps/trac/cppcheck/ticket/2840
2011-06-26 22:46:33 +03:00
Robert Reif
93495613dd
replace some pattern matching with variable lookup in checkGlobalAndLocalVariable
2011-06-24 08:02:41 -04:00
Robert Reif
4656eba34c
set symbol database array variable dimensions specified by a variable to the maximum size that variable can hold
2011-06-23 22:35:15 -04:00
Robert Reif
65ecbfd4ff
fix an off by 1 error introduced in 48e6ea271a
that prevented checking all variables
2011-06-23 22:31:16 -04:00
Daniel Marjamäki
40a14736b7
Added TODO test case for the simplifyKnownVariables to better simplify local variables
2011-06-23 17:03:14 +02:00
Daniel Marjamäki
2d1b7285d2
Fixed #2815 (FP: Null pointer dereference error about a member)
2011-06-23 16:58:01 +02:00
Robert Reif
a87fb388e3
use symbol database to lookup variable type for buffer overrun checks
2011-06-22 23:11:17 -04:00
Robert Reif
48e6ea271a
start using symbol database array info for buffer overrun checks
2011-06-22 22:44:11 -04:00
Robert Reif
0c46f44e3d
add array information to symbol database
2011-06-22 22:41:11 -04:00
Robert Reif
dac826d0ac
use a more conventional technique for accessing ArrayInfo private variables
2011-06-22 20:35:58 -04:00
Reijo Tomperi
5a72bed064
Fix #2847 , cppcheck hangs with 100% cpu load
...
http://sourceforge.net/apps/trac/cppcheck/ticket/2847
2011-06-22 14:09:42 +03:00
Daniel Marjamäki
e4f6d4c987
Fixed #2808 (False positive 'Possible null pointer dereference')
2011-06-21 18:45:30 +02:00
Robert Reif
db39f4364e
fix #2845 (segmentation fault of cppcheck)
2011-06-21 07:31:55 -04:00
seb777
172903cde4
fix 2846 (false positive for auto_ptr check with container element)
2011-06-20 23:02:05 +02:00
Daniel Marjamäki
47a15b6486
Fixed #2830 (false positive: resource leak when using fdopen)
2011-06-20 18:42:13 +02:00
Robert Reif
d80a55267c
fix #2844 fix to generate correct output
2011-06-19 20:19:16 -04:00
Robert Reif
0bd26a73c4
fix #2844 (typedef causes 'syntax error')
2011-06-19 17:57:01 -04:00
seb777
20de3f90ef
fix 2838 (Token::Match called with varid 0 on auto_ptr check) cleanup code and better check varid
2011-06-17 21:09:27 +02:00
seb777
5b940c0c7f
fix #747 and #748 (incorrect use of auto_ptr - new check)
2011-06-16 20:26:00 +02:00
Robert Reif
eaf836b323
fix extra qualification check for same class name in different namespaces
2011-06-14 15:31:52 -04:00
Lauri Nurmi
be57aa5ad5
Fixed #2836 ([PATCH] FP: Dereferenced iterator has been erased)
2011-06-14 07:26:59 +02:00
Daniel Marjamäki
a8cb7b445f
1.49: updated version
2011-06-12 18:24:31 +02:00
Robert Reif
e584b08066
fix #2835 (crash of cppcheck ( ><,f<i, ))
2011-06-12 12:09:52 -04:00
Robert Reif
729ee72a5a
fix #2831 (crash of cppcheck ( z<y<x> ))
2011-06-12 08:38:15 -04:00
Robert Reif
d1b260699a
fix #2834 (crash of cppcheck (std::vector<int>::iterator))
2011-06-12 08:24:49 -04:00
Robert Reif
5e3263235b
fix #2739 (segmentation fault of cppcheck ( if()x ))
2011-06-11 15:51:12 -04:00
Robert Reif
3d4eb0d77e
fix #2682 (segmentation fault of cppcheck ( x a[0] = ))
2011-06-10 15:11:45 -04:00
Robert Reif
a9e2e15e40
improve #2828 fix by adding switch
2011-06-09 07:32:43 -04:00
Robert Reif
6635ed4630
fix #2828 (false positive: Function parameter 'STYLE' hides enumerator with same name)
2011-06-08 20:14:52 -04:00
Daniel Marjamäki
97d47fa20e
Fixed #2805 (false positive: [NotAssigned1.cpp:5]: (style) Variable 'y' is not assigned a value)
2011-06-08 19:54:01 +02:00
Robert Reif
0f6da27b9f
fix #2795 (hash operator[] is not 'const') (original patch by Sebastien Debrard) (modified to use the symbol database)
2011-06-03 22:00:27 -04:00
Robert Reif
a7fe9a3b50
fix 2 use after frees in simplifyEnum found by visual studio and verified by valgrind
2011-06-03 21:50:08 -04:00
Daniel Marjamäki
1b4b4ee43e
Fixed #2806 (False positive with g_strstrip())
2011-05-29 17:44:10 +02:00