Daniel Marjamäki
dcd3f4fe3d
Fixed #3267 (False positive (experimental): resource leak in vdr-xinelib)
2011-11-30 19:43:02 +01:00
Daniel Marjamäki
414e0ecc3c
Uninitvar: Reactivated the checking
2011-11-30 18:57:52 +01:00
Daniel Marjamäki
0d48cd390b
astyle formatting
2011-11-29 20:44:23 +01:00
Edoardo Prezioso
5c90c69ccf
Fixed ticket #3366 (Build breakage)
2011-11-29 19:46:36 +01:00
Daniel Marjamäki
b61c01c6a4
Fixed #3356 (false positive: (warning) Comparison of a boolean with integer that is neither 1 nor 0)
2011-11-29 18:14:57 +01:00
Daniel Marjamäki
b538f49a6e
Merge pull request #61 from richq/sameexpr
...
Fix for #3317 - same expression on both side of '&&' false positives
2011-11-29 08:50:02 -08:00
PKEuS
be0acad11f
Improvements to Nullpointer dereference on function call check:
...
printf format string parser improved (similar to my recent patch
on the argument counter), frexp/modf supported (#1572 ), Code
cleanup
2011-11-28 22:32:07 +02:00
Daniel Marjamäki
39af75abb4
Fixed #3303 (false positive: memory leak (reference count))
2011-11-28 20:08:29 +01:00
Daniel Marjamäki
522da8d258
sizeof for numeric constant : disabled check. see ticket #3179
2011-11-27 18:50:21 +01:00
Marek Zmysłowski
e0b50719f4
Fixed #909 (improve check: out of bounds of memchr function and out of bounds check)
2011-11-27 07:54:52 +01:00
PKEuS
2d3a232ef6
code refactoring
2011-11-27 07:30:58 +01:00
PKEuS
71c8669261
Fixed #3311 , #3313 and #3339 (printf format string false positives)
2011-11-27 07:29:09 +01:00
PKEuS
6b1594244e
code cleanups and refactorings
2011-11-26 21:15:16 +01:00
PKEuS
6b6f780057
code cleanups and refactorings
2011-11-26 21:02:04 +01:00
Daniel Marjamäki
50c320ef27
memory leaks: Made leak checking inconclusive instead of experimental
2011-11-25 14:47:45 +01:00
Marek Zmysłowski
3ae96600b5
Fixed #3212 (Simplify the double pointer cast)
2011-11-25 07:23:54 +01:00
Thomas Jarosch
5025d1019f
Use Token::simpleMatch instead of Token::Match
...
"--enable=internal" reported:
[lib/tokenize.cpp:3563]: (warning) Found simple pattern inside Token::Match() call: ") ;"
2011-11-24 10:11:45 +01:00
Richard Quirk
d28cf42d4c
Fix ticket #3317 (same expression false positives)
...
Add a check for function calls that have no side effects. That means
known const methods and a list including strcmp, strlen, etc.
If the function is not known to be side effect-free then no style
warning is given.
Add test cases for the duplicate expressions.
2011-11-23 21:39:03 +01:00
Richard Quirk
511ac0ab1f
Remove false positives for nested logic
2011-11-23 21:39:03 +01:00
Richard Quirk
b0574cd02e
Fix ticket #2233 (unused private static function)
2011-11-23 21:28:08 +01:00
Richard Quirk
d76657fec8
Fix false positives for null pointer on exit
2011-11-23 21:27:15 +01:00
Daniel Marjamäki
2e08c8c5b1
DJGPP: Fixed a few compiler errors by using std::size_t instead of size_t
2011-11-22 21:14:14 +01:00
Daniel Marjamäki
345220b36f
removed unused include
2011-11-22 19:54:15 +01:00
Daniel Marjamäki
1b1fd9d39c
Fixed #3196 (False positive: member variable not initialized in constructor (union))
2011-11-22 19:26:00 +01:00
Daniel Marjamäki
add2b3706b
Fixed #3352 (False positive: member variable not initialized (3D array))
2011-11-22 18:45:25 +01:00
Daniel Marjamäki
17f891ad34
Tokenizer::setVarId: Fixed problem with class declarations with inheritance. skip them.
2011-11-21 21:18:56 +01:00
Daniel Marjamäki
0dd05e0d56
Fixed #3347 (False positive: unused function (taking address))
2011-11-21 19:12:54 +01:00
Daniel Marjamäki
9aa8a49677
Tokenizer::setVarId: fixed 'using' bug
2011-11-21 18:04:42 +01:00
Daniel Marjamäki
648fcb9e42
operator= should return reference: Made check inconclusive. See ticket #3296
2011-11-21 08:00:10 +01:00
Daniel Marjamäki
5b5ea29f23
Mismatching format string parameters. Made check experimental. See tickets #3311 , #3313 and #3339
2011-11-21 07:31:06 +01:00
Reijo Tomperi
eebd1393ff
"Internal error. Token::Match called with varid 0." didn't work when error was in a header file. Fixed that.
2011-11-21 00:41:26 +02:00
Reijo Tomperi
7d7d68b192
Make --debug-fp work with new exception also.
2011-11-21 00:04:09 +02:00
Reijo Tomperi
91e89380c2
astyle fix
2011-11-20 23:43:55 +02:00
Reijo Tomperi
e0ea4228cd
"Internal error. Token::Match called with varid 0." will now cause check to abort and write a proper error log with filename. Previously filename was empty and format was always xml.
2011-11-20 23:38:37 +02:00
Daniel Marjamäki
004dcf834b
Fixed #3281 (Tokenizer::simplifyKnownVariables : static constant value is not used)
2011-11-20 21:50:26 +01:00
Marek Zmysłowski
9a8c48b36e
Fixed #3255 (Error message for std::string::c_str() is not descriptive)
2011-11-20 19:26:07 +01:00
Edoardo Prezioso
6889a28d31
1) Run runastyle;
...
2) Clarify some comments in 'Tokenizer::simplifyFlowControl' and in 'Tokenizer::eraseDeadCode';
3) Add some 'const' variables inside 'Tokenizer::eraseDeadCode'.
2011-11-20 19:06:55 +01:00
Edoardo Prezioso
d0d5a2fcd8
Completed ticket #3230 (Refactoring: add function to remove tokens when a label is found.) and fixed ticket #3264 (False positive: Variable is assigned a value that is never used).
2011-11-20 18:37:00 +01:00
Daniel Marjamäki
77925dc629
Class checking: made 'technically function x can be const' inconclusive
2011-11-20 16:54:06 +01:00
Daniel Marjamäki
b26811cdf5
astyle formatting
2011-11-20 16:50:41 +01:00
Richard Quirk
91713ffe84
Fix false positives for %[ in scanf
2011-11-20 16:48:54 +01:00
Daniel Marjamäki
097637a66c
Fixed #3316 (Cppcheck reporting internal errors - code compiles cleanly)
2011-11-20 16:22:21 +01:00
Edoardo Prezioso
a32b05197d
Change every 'tokAt(1)' to 'next()' and every 'tokAt(-1)' to 'previous()'.
...
Added a safety check to ensure that a 'previous()' call doesn't crash (not sure if it's needed or not).
2011-11-20 15:59:37 +01:00
Daniel Marjamäki
b92959809c
Uninitvar: Made checking experimental
2011-11-20 15:19:56 +01:00
Edoardo Prezioso
11dd3c09ce
Change every 'tokAt(1)->' to 'next()->' because 'tokAt(1) == 0' is equivalent to 'next() == 0', hence the equivalent cppcheck crash.
2011-11-20 15:09:57 +01:00
Edoardo Prezioso
42e369a4b4
Change every 'tokAt(..)->link()' to 'linkAt(..)'.
2011-11-20 14:24:27 +01:00
Daniel Marjamäki
690702a742
Memory leaks: Made CheckMemoryLeakInFunction experimental
2011-11-20 14:11:22 +01:00
Daniel Marjamäki
1cf45a5cde
Fixed #3280 (False positive: assigned value that is never used)
2011-11-20 12:09:07 +01:00
Daniel Marjamäki
8c091ff968
Fixed #3340 (Internal error. Token::Match called with varid 0... union is causing problems)
2011-11-20 08:13:28 +01:00
Daniel Marjamäki
2a5b4b1842
Fixed #3328 (False negative: out of bounds)
2011-11-19 15:28:06 +01:00
Daniel Marjamäki
fc42fc956c
Reverted previous commit. There are testrunner problems when the code is removed.
2011-11-19 15:14:45 +01:00
Daniel Marjamäki
5511f3fbfd
removed cleanup code that will crash in some environments. it's somewhat redundant.
2011-11-19 14:50:04 +01:00
Daniel Marjamäki
13eecb9109
Fixed #3329 (cppcheck core dump on Sun machine)
2011-11-19 14:44:55 +01:00
Edoardo Prezioso
c3b54066bd
Merge branch 'master' of github.com:danmar/cppcheck
2011-11-19 13:36:05 +01:00
Edoardo Prezioso
ccdb18f213
Add a sanity check and an error message to linkAt when the index is outside the tokens range.
2011-11-19 13:34:36 +01:00
Daniel Marjamäki
c025bf9d57
Fixed #3332 (mismatching comparison: Hard to understand)
2011-11-19 08:38:54 +01:00
Daniel Marjamäki
033fef36da
improved error message 'mismatching comparison'
2011-11-18 20:07:42 +01:00
Daniel Marjamäki
e78131f9e6
Preprocessor: better handling of #define A 0 => #if A==0. ticket #3331
2011-11-17 19:19:43 +01:00
Marek Zmysłowski
994f08fdf0
Fixed #886 (new check: wrong value passed to isgraph function)
2011-11-17 16:31:16 +01:00
Stefan Weil
68a1b69d32
Preprocessor: Fix comments (backspace -> backslash)
...
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2011-11-15 19:30:43 +01:00
Stefan Weil
00ead7fb2e
support any number of --append=<file> options
...
If one or more append files are given on the command line,
they are simply concatenated.
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2011-11-15 19:27:36 +01:00
Stefan Weil
785bc3d04b
Optimize handling of --append=<file> option (execution time, memory)
...
Whitespace was removed from the append data for every configuration
and every file: n(configuration) * n(files).
Removing whitespace immediately after the append data was read can
significantly reduce the execution time and memory usage.
It also allows further improvement because copies to the temporary
object appendCode are no longer needed.
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2011-11-15 19:27:36 +01:00
Stefan Weil
d11f18b5df
cmdlineparser: terminate with error message if --append=<filename> fails
...
Signed-off-by: Stefan Weil <sw@weilnetz.de>
2011-11-15 19:27:36 +01:00
Thomas Jarosch
c317c8979c
Run astyle
2011-11-14 09:21:42 +01:00
Thomas Jarosch
a645235d5a
Adapt Token::strAt() to return a const reference like Token::str() does
...
Saves us a complete conversion from string.c_str() back to std::string.
2011-11-14 09:19:46 +01:00
Richard Quirk
527236b321
Fix false positives for delete of known nulls
2011-11-13 22:38:34 +01:00
Edoardo Prezioso
2c64d299ca
Change every 'tokAt(...)->str()' to 'strAt(...)'.
2011-11-13 13:10:59 +01:00
Edoardo Prezioso
b28a44dc3b
Change: 'next()->next()'->'tokAt(2)', 'previous()->previous()'->'tokAt(-2)'.
2011-11-12 22:33:03 +01:00
Edoardo Prezioso
ed6a0e14c4
Add simplification of the consecutive braces before the end of 'tokenize()' function.
2011-11-12 16:59:20 +01:00
Edoardo Prezioso
5cbfbe31c1
Add removal of consecutive braces, i.e.: '{ { ... } }'->'{ ... }'.
...
Changed a little bit the dead code tests.
2011-11-12 12:07:10 +01:00
Edoardo Prezioso
2aceb623ae
1)Add 'Token' function 'linkAt', which simplifies the writing 'tokAt(i)->link()' to 'linkAt(i)'.
...
It's still unused, though.
2)Fix one grammatical mistake inside token.h
3)Style change to token.cpp: remove the whitespace between '!' and 'begin'.
2011-11-11 21:55:37 +01:00
Thomas Jarosch
283c2e508e
Remove check for "this" inside Token class
...
The check hides real memory problems and is
also useless in most cases.
2011-11-11 17:19:08 +01:00
Daniel Marjamäki
5a35beebf7
added todo comment
2011-11-11 11:07:03 +01:00
Daniel Marjamäki
34e40502c6
Fixed #3314 (cppcheck incorrectly reporting Syntax error.)
2011-11-11 10:53:49 +01:00
Daniel Marjamäki
8bbd535267
Fixed #3290 (False positive: Null pointer dereference (typeid))
2011-11-11 09:58:17 +01:00
Daniel Marjamäki
688e290332
Memory leaks: Fixed false positive for 'char *p = strcpy(malloc(10),str);'
2011-11-11 09:07:02 +01:00
Daniel Marjamäki
410b11c00f
Merge pull request #60 from richq/varid0
...
Fix varid 0 with function pointer and virtual methods
2011-11-09 14:28:54 -08:00
Thomas Jarosch
1a454256dc
Cache result of tok->isStandardType()
...
Also contains test order improvements from Johan Samuelson (#3116 ).
Run time went down from 15.15s to 14.95s for the case below.
Benchmarked using these settings:
- CXXFLAGS="-O2 -g -NDEBUG"
- time -p cppcheck.git -q --std=posix --enable=all --inconclusive -Dfoo .
on the "rpm" codebase.
2011-11-09 21:56:30 +01:00
Richard Quirk
f56aa19fac
Fix varid 0 with function pointer and virtual methods
2011-11-09 21:07:55 +01:00
Thomas Jarosch
c010ca33a5
Run astyle
2011-11-09 20:34:58 +01:00
Daniel Marjamäki
2d00cabee1
Fixed #3279 (Token::Match called with varid 0)
2011-11-09 18:49:17 +01:00
Daniel Marjamäki
b7cc9779c4
Merge pull request #59 from richq/sameexpr
...
Improved same expression check for ticket #3274
2011-11-08 23:56:36 -08:00
Daniel Marjamäki
3b11ae3fac
Merge pull request #58 from richq/autoptr
...
Fix namespaced types for auto_ptr new[] errors
2011-11-08 23:49:59 -08:00
Reijo Tomperi
7a294c1f79
Fix #3307 (Invalid format string/parameter mismatch warning)
...
http://sourceforge.net/apps/trac/cppcheck/ticket/3307
2011-11-09 00:16:37 +02:00
Edoardo Prezioso
0569953753
Fixed ticket #3309 (false positive: (style) Boolean result is used in bitwise operation. Clarify expression with parentheses)
2011-11-08 22:48:14 +01:00
Richard Quirk
d5c7c5d098
Remove duplicate expressions on both sides of ||
2011-11-08 21:56:54 +01:00
Richard Quirk
d1bc8819f9
Fix for same expression separated by commas
...
The code branch tested by the previous check for && is now different, so
I've changed the test to use == instead. There was also a missing case
when the expression was followed by a comma instead of being preceded by
one.
2011-11-08 21:56:54 +01:00
Richard Quirk
d5664dd6cf
Improved %or% and & checks
2011-11-08 21:56:54 +01:00
Richard Quirk
4cb97edbaf
Improved same expression check for ticket #3274
...
Expand the logic for the check for the same expression on both sides of
the || and && operators. Now expressions can be more complex, with the
"alt" variable helping to fudge operator precedence to avoid false
positives.
2011-11-08 21:54:42 +01:00
Edoardo Prezioso
3cc9a333c9
Fixed tokenizer: don't change '*(str+num)' if '*' means a product with a previous variable or number.
...
Ditto for '&str[num]' (still commented).
2011-11-08 18:14:43 +01:00
Edoardo Prezioso
a546fc6e9d
Fixed ticket #3310 (segmentation fault of cppcheck)
2011-11-08 17:37:24 +01:00
Edoardo Prezioso
aaa77c4709
Improve tokenizer: remove more redundant parenthesis and add a prototype code for: '&str[num]'=>'(str+num)' with reporting non obvious test failures.
2011-11-07 23:40:06 +01:00
Marek Zmysłowski
fed875f4a4
Fix #70 (Locate memory leaks when alloc happens in function parameter)
...
http://sourceforge.net/apps/trac/cppcheck/ticket/70
2011-11-07 23:50:57 +02:00
Reijo Tomperi
7b7e072b88
Fix #3278 (FP: Possible null pointer dereference with for loop)
...
http://sourceforge.net/apps/trac/cppcheck/ticket/3278
Bail out if token "for" is encountered.
2011-11-07 22:10:21 +02:00
Edoardo Prezioso
5cf7cb9ff5
Conforming style: always use 'std::' namespace where needed. This removes the mixing style inside the code.
2011-11-07 00:54:00 +01:00
Thomas Jarosch
a83c47d9cf
Fix false positive of %or% match in alternative pattern match code
...
%or% triggered on code using "|=" or "||".
2011-11-06 22:12:31 +01:00
Richard Quirk
7f88b66842
Fix namespaced types for auto_ptr new[] errors
...
This fixes false negatives for code such as:
std::auto_ptr<foo::bar> p(new foo::bar[10]);
The idea is to find a "new", search for the end token ";", then see if
the declaration ends in a closing square bracket. Also fixes other cases
that checked for "new %type% [" so that they work with namespaces.
2011-11-06 21:20:24 +01:00
Daniel Marjamäki
fa076598ad
Fixed #3233 (false positive: (style) Checking if unsigned variable 'i' is less than zero.)
2011-11-06 18:24:37 +01:00
Thomas Jarosch
19c9c97608
Fix single %op% operator not working at all
...
When parsing the Token::Match pattern, we accesed
the wrong character in the pattern and never
executed the %op% check.
In addition the unit test function for %op%
wasn't registered in the test suite. Ups.
All fixed now and also provide a complete
check for all operators %op% supports.
2011-11-06 18:02:18 +01:00
Edoardo Prezioso
6e2f2816de
Improve same expression check: remove '%op%' pattern and add ',' for the same expressions as an argument inside a function.
...
Improve compound assignment simplification: use already defined 'isAssignmentOp' and extend the adding parenthesis to a generic operator, not only to the arithmetical ones. See: http://en.cppreference.com/w/cpp/language/operator_precedence
2011-11-06 14:35:53 +01:00