58031147b2
Optimize tokenizing
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Reorganize cppcheck.cpp to separate actual checking from
tokenizing and XML dumping. This implies splitting checkFile()
in three parts, checkRawTokens, checkNormalTokens() and
checkSimplifiedTokens().
2015-12-13 09:29:47 +01:00
96531d6ffe
TokenList::createAst() doesn't validate itself anymore. Remove some duplicated code and fix glitch in TestGarbage::garbageCode162
2015-12-12 20:01:03 +01:00
9cb8e9a07e
Revert "Fixed #3923 (valueFlowForward: assignment in if should not cause bailout for code in else)"
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This reverts commit 04f9b71281
2015-12-12 16:50:02 +01:00
5b2dacb4b4
Correct travis and compiler warnings and comments
2015-12-12 16:08:52 +01:00
04f9b71281
Fixed #3923 (valueFlowForward: assignment in if should not cause bailout for code in else)
2015-12-12 15:50:33 +01:00
9a847d7b14
#7208 Cppcheck hangs with 100% CPU load in CheckOther::checkNegativeBitwiseShift (invalidcode). TokenList::validateAst() is running consistency checks on AST
2015-12-12 15:39:38 +01:00
51bb76c5b5
Optimization: Skip over expression in brackets in Tokenizer::isFunctionParameterPassedByValue()
2015-12-10 15:53:14 +01:00
37572dc109
Small refactorizations:
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- Improved formatting of unhandled-char-constant message (Side-effect: fixes #7206 )
- Replace nr="-1" by nr="any" in windows.cfg
2015-12-10 15:47:46 +01:00
61da95010c
Removed unused CppCheck::replaceAll()
2015-12-10 13:32:36 +01:00
1f16e72b19
Removed --debug-fp. The reduce tool should be used instead.
2015-12-10 10:44:36 +01:00
932f6ea81b
Cppcheck hangs with 100% CPU load in TemplateSimplifier::checkComplicatedSyntaxErrorsInTemplates (invalidcode)
2015-12-09 14:00:40 +01:00
28bf944d81
Remove redundant checks
2015-12-09 11:10:56 +03:00
eead6862cc
Merge pull request #718 from Dmitry-Me/cacheAndReuse3
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Cache and reuse value
2015-12-08 15:07:59 +01:00
e88a1b0915
astyle formatting
2015-12-08 14:23:26 +01:00
f96484b609
Cache and reuse value
2015-12-08 10:36:03 +03:00
b8dd71c577
Factorize toxml() into a single member function
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lib/symboldatabase.cpp and lib/tokenize.cpp both
define a static toxml() function. Make it a single
static ErrorLogger::toxml() member function.
2015-12-07 18:21:01 +01:00
ca3c19c63d
GUI: Fixed compiler warnings
2015-12-07 11:24:54 +01:00
57e9954390
Merge pull request #715 from Dmitry-Me/eliminateRepeatedLookup3
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Remove repeated lookup
2015-12-07 10:47:37 +01:00
7129b1c5b3
Merge pull request #716 from Dmitry-Me/betterVariableName7
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Better variable name
2015-12-07 10:35:34 +01:00
67f0301f0b
Better variable name
2015-12-07 12:21:17 +03:00
f00a73f1a1
Remove repeated lookup
2015-12-07 11:57:04 +03:00
26b699fd30
Fix compiler warnings about incomplete handling of library error codes
2015-12-06 12:52:49 +01:00
9d8dffbd79
#6269 false positives in case of overloaded standard library functions. Detect memset() with proper argument cound, using new function numberOfArguments()
2015-12-06 12:50:05 +01:00
eb27d3b877
Refactorization: Moved condition out of loop and ran AStyle
2015-12-06 10:40:22 +01:00
98f2cd021e
#7199 SymbolDatabase::validate() should be run in debug mode and print debug messages. In turn correct some test examples with invalid code.
2015-12-06 08:14:04 +01:00
5cf923d091
Don't run SymbolDatabase::validate on --debug. Replace some NULL by nullptr
2015-12-05 21:07:03 +01:00
ba0859e838
#6981 crash in checkvaarg.cpp (with possible fix). Avoid segfault. Add SymbolDatabase::validate() to allow validating smyboldatabase
2015-12-05 20:55:26 +01:00
5ddc5c0798
#7187 internal error; unhandled char constant \e. Support \e char literal support by clang,gcc,tcc
2015-12-05 18:53:03 +01:00
86c9387987
#7182 crash: CheckMemoryLeak::functionReturnType()
2015-12-05 18:43:29 +01:00
e69377d5a8
#7183 CheckClass::checkMemset() uint overflow. Plus some minor refactoring
2015-12-05 18:22:01 +01:00
6ae1533cb4
#7190 Cppcheck hangs with 100% CPU load in Tokenizer::simplifyAttribute (invalidcode). Call validate() once more in Tokenizer::simplifyTokenList1 to trigger invalid code exception
2015-12-05 13:55:33 +01:00
308fd1ba50
Fixed false positive 'noCopyConstructor' for static member variable ( #7198 )
2015-12-04 18:26:49 +01:00
46d6623182
Refactorization: Improved performance of Tokenizer::isFunctionParameterPassedByValue()
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- Skip it for C code
- Improved performance by around 80% on C++ code (3,5% of entire runtime)
2015-12-03 14:44:59 +01:00
70767a30c4
Small refactorizations:
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- Avoid calling c_str() for functions that take std::string
- Avoid copying std::list
2015-12-03 14:19:30 +01:00
7f4dae8de4
Merge pull request #714 from Dmitry-Me/betterVariableNames
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Better variable names, more linear code
2015-12-03 13:46:28 +01:00
32e2fb2f78
Refactorization: Prefer Token::simpleMatch over Token::Match also for non-const patterns.
2015-12-03 13:04:55 +01:00
00662ec484
Refactorization: Improve performance of simplifyTypedef by using Token::simpleMatch by ~15% (forgotten in b8d39a2229)
2015-12-03 12:50:42 +01:00
cb84b88cb1
Better variable names, more linear code
2015-12-03 14:20:46 +03:00
f624f6fc25
Merge pull request #713 from Dmitry-Me/eliminateRepeatedLookup2
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Eliminate repeated lookup
2015-12-03 10:18:08 +01:00
be49abf460
Eliminate repeated lookup
2015-12-03 11:03:18 +03:00
a51df5f00d
Removed unused CppCheck::analyseFile
2015-12-03 08:42:12 +01:00
b8d39a2229
Refactorizations:
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- Improve performance of simplifyTypedef by using Token::simpleMatch by ~15%
- Simplified code in simplifyTypedef
- Ran AStyle
2015-12-02 23:32:50 +01:00
7ea9e3ca4f
Refactorization: Improve performance of simplifyTypedef by adding a pre-check for Token::link() by ~25%
2015-12-02 22:41:09 +01:00
0a3959f201
Remove duplicate check
2015-12-02 17:28:21 +03:00
423b254772
Merge pull request #711 from Dmitry-Me/moreInterlockedCases
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Detect more non-interlocked accesses
2015-12-02 14:13:53 +01:00
1a94b876f1
preprocessor: Improved constness of local variable.
2015-12-02 13:58:24 +01:00
8f8a0097fe
Detect more non-interlocked accesses
2015-12-02 10:58:57 +03:00
c79bc6c59d
Refactorization: Call std::string::find_first_of() only once.
2015-12-01 23:11:24 +01:00
508b06abaa
Fixed #6973 (ValueFlow: dont set possible tokvalues in unreachable code)
2015-12-01 07:49:19 +01:00
f762affea0
Small refactoring: replace NULL by nullptr, remove redundant static keyword, Tokenizer::setVarId() uses const variable 'notstart'
2015-11-30 22:13:49 +01:00
c7bbc27130
Preprocessor: run paths of some error messages through Path::simplifyPath()
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teach Path::simplifyPath() to recursively remove "./././" from beginning of paths.
2015-11-30 19:30:37 +01:00
9c3f25603e
CheckBufferOverrun: Remove old checking of strings and use new ValueFlow-based checking instead ( #6973 )
2015-11-30 16:36:52 +01:00
8fb6f33aca
ValueFlow: dont set dynamic values in unreachable code ( #6973 )
2015-11-30 16:15:58 +01:00
1b0bb02f1d
invalidTestForOverflow: Fixed some false negatives ( #7184 )
2015-11-30 11:12:51 +01:00
fb8cce647c
invalidTestForOverflow: Refactor; move from checkother to checkcondition
2015-11-30 08:51:15 +01:00
f6f4f27636
CheckOther::checkInvalidTestForOverflow: minor fix, only warn when warnings are enabled.
2015-11-29 22:03:42 +01:00
26a07265a8
Fixed #7184 (Invalid test for overflow 'p + x < p')
2015-11-29 20:59:50 +01:00
4fa888ec44
Warn when shifting a negative value, it is UB. ( #4931 )
2015-11-29 16:28:55 +01:00
8a9e068129
Fixed #7119 (Cppcheck hangs with 100% CPU load in Tokenizer::copyTokens (invalidcode))
2015-11-29 14:56:15 +01:00
53dbcb956f
Small refactoring: use a single complete set for reserved for each C/C++. Replace NULL by nullptr
2015-11-29 13:23:13 +01:00
f5194accfd
Run dmake. Add missing include to lib/checkinternal.cpp
2015-11-29 11:09:21 +01:00
e8522c7883
Small refactorizations:
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- #include cleanup
- Use std::array instead of std::vector
- Do not create a stringstream to concatenate 4 strings
- Use std::cout instead of printf
2015-11-29 10:56:44 +01:00
8bb8290a6f
Fixed GCC warnings. unused variable, shadow variable.
2015-11-28 18:15:47 +01:00
78489f4293
MathLib::characterLiteralToLongNumber can encode unicode char literals, though it's incompatible to gcc/clang
2015-11-28 16:37:26 +01:00
5fabe66ff7
simplifyCalculations: better handling of && and || in conditions ( #4931 )
2015-11-28 15:00:41 +01:00
ac17541ca9
Refactorizations:
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- Fixed a few more MSVC warnings by using correct types
- Store severity as enum instead of string in Settings::Rule
2015-11-28 12:30:21 +01:00
93c02ce826
Fixed compiler error introduced in previous commit and several MSVC warnings
2015-11-28 10:49:08 +01:00
6b124a37d8
Cleanup some casts
2015-11-28 10:11:07 +01:00
8689693d6c
Fix Travis
2015-11-28 09:26:44 +01:00
c0da6c1541
simplifyCalculations: handle '(4%1<<1&4!=1)' better. must combine '!' '=' before constant folding. fixed the operator precedence for comparison operators. ( #4931 )
2015-11-28 09:04:22 +01:00
44305fd98e
#6940 Unsigned overflow in TestBufferOverrun::negativeArraySize. Don't try to calculate size of array with negative array size
2015-11-28 07:27:52 +01:00
c70b71e353
#5888 fsanitize=undefined: signed integer overflow: 4611686018427387904 * 2 cannot be represented in type 'long long int' in valueflow.cpp
2015-11-27 21:45:08 +01:00
c6ec5ca734
Fix MathLib::characterLiteralToLongNumber for LP64 again.
2015-11-27 21:43:51 +01:00
d4749c3377
Fix excessive left shift of signed integer and some doxygen errors
2015-11-27 19:32:28 +01:00
1bf547c716
Fixed #4931 (Wrong calculation for '2|0*0&2>>1+0%2*1')
2015-11-27 15:02:49 +01:00
1977a18a1e
simplifyNumericCalculations: Don't fold negative constants in shift/bitmask calculation. Behaviour is not well defined.
2015-11-27 14:16:49 +01:00
3b4160600d
Fixed crash in CheckMemoryLeak::functionReturnType() for unary operator:: ( #7172 )
2015-11-27 11:18:40 +01:00
0ba3d25917
CheckMemoryLeak: Correctly detect new char[...]() as array allocation ( #7164 )
2015-11-27 11:04:18 +01:00
70c20515a9
Cmake object linkage. Fix #7128 : (cppcheck 1.70 doesn't report any warnings)
2015-11-26 20:25:09 +01:00
87ce88d6ab
CheckFunctions::checkProhibitedFunctions(): don't warn about alloca when --enable=warning is not given.
2015-11-25 22:05:51 +01:00
2737f63f71
Wrong calculation of constants (simplifying: +,<<,% operations)
2015-11-25 16:46:39 +01:00
e84fe33ad0
Include cmath for std::fabs
2015-11-25 10:16:41 +01:00
a7ab5ecf08
Fix some compiler in MathLib::characterLiteralToLongNumber + some small refactoring
2015-11-23 20:41:21 +01:00
5135bae777
Tokenizer: Cleanup the Tokenizer::tokenizeCondition used by the preprocessor
2015-11-23 16:53:30 +01:00
b7030fcfa1
Fix compiler error (VS2010) and warning
2015-11-22 16:56:44 +01:00
d93cf96a29
Fixed #6769 (false positive: Uninitialized struct member: epoch.integer)
2015-11-22 16:20:46 +01:00
63b7700660
Use clang/gcc-conforming encoding of multicharacter literals
2015-11-22 14:20:36 +01:00
f516de8633
Moved a few checks from CheckOther to CheckFunctions
2015-11-22 13:49:10 +01:00
9ca6704c81
#7162 Support multicharacter char literals.
2015-11-22 13:31:31 +01:00
a610ef9ce8
fix internal warning:
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[lib/checkfunctions.cpp:44]: (warning) Found simple pattern inside Token::Match() call: "alloca ("
2015-11-22 11:00:36 +01:00
b1385dd951
Run dmake to update Makefile etc.
2015-11-22 10:40:48 +01:00
57d1196386
Replaced CheckNonReentrantFunctions and CheckObsoleteFunctions by generic CheckFunctions which is based on Library ( #6529 )
2015-11-22 09:18:07 +01:00
517922feb6
MathLib::characterLiteralToLongNumber now reports more specific error messages for unsupported unicode literals (see #7162 )
2015-11-22 07:38:38 +01:00
714579401f
#7160 Internal error: Unhandled char constant '\1'. Correct MathLib::toLongNumber. Create new utility function MathLib::characterLiteralToLongNumber
2015-11-21 22:35:58 +01:00
5f68f3ddf6
Fixed #6264 (FP: gimp: struct initialized via pointers to member variables)
2015-11-21 19:31:18 +01:00
fb0477affd
CheckUninitVar: Fixed false negatives when there are conditions
2015-11-21 10:00:21 +01:00
d301cf28ec
CheckUninitVar: Small logical fixes in conditions handling.
2015-11-21 08:32:25 +01:00
12af125fd3
Fixed false positive stlIfStrFind for function call inside condition.
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Removed unnecessary suppressions in .travis_suppressions
2015-11-20 20:08:53 +01:00
8fd62e0cf9
Fixed #4931 (Wrong calculation of constants (simplifying: +,<<,% operations))
2015-11-20 19:43:11 +01:00
79a70c1277
MathLib::toLongNumber: Better handling of '\x12' and '\000' char constants
2015-11-20 18:57:48 +01:00
Albert ARIBAUD (3ADEV)
Alexander Mai
Daniel Marjamäki
PKEuS
Akhilesh Nema
Dmitry-Me
orbitcowboy
amai2012
orbitcowboy
Matthias Krüger
Frank Zingsheim
Benjamin Bannier