[unused_variable.cpp:2]: (style) Unused variable: unused 这些只是Cppcheck可以检测的一些错误类型的示例。Cppcheck还可以检测许多其他类型的错误和潜在问题。 Cppcheck的局限性 Cppcheck是一个非常有用的工具,它可以检测C++代码中的许多常见错误和潜在问题。然而,像所有工具一样,Cppcheck也有其局限性。以下是一些...
代码语言:javascript 复制 #include <iostream> #define PRINT_VAR(x) std::cout << x << std::endl; void foo() { int a = 10; // cppcheck-suppress unusedVariable PRINT_VAR(a); } 使用 #pragma 指令:一些版本的 Cppcheck 支持使用 #pragma 指令来抑制警告。 代码语言:javascript 复制 #include ...
Checking array_out_of_bounds.cpp... [array_out_of_bounds.cpp:3]: (error) Array 'array[10]' accessed at index 10, which is out of bounds. 1. 2. 6.4 检测未使用的变量 int main() { int unused = 0; return 0; } 1. 2. 3. 4. 5. 6. 在这段代码中,我们声明了一个变量unused,...
file2.c:6:12: style: Variable'buf[x]'is assigned a value that is never used.[unreadVariable]buf[x]=0;//<- ERROR2^ file2.c:1:0: style: Thefunction'foo'is never used.[unusedFunction]^ 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20...
FATAL_ERROR: 表示致命错误,CMake 通常不会执行到此,如果执行到了这条语句,就会输出这里的信息并停止生成构建系统 message 命令会在生成构建系统时输出信息,而不是在编译阶段输出信息,例如正常输出 # message("hello,cmake") # message(NOTICE "hello,cmake NOTICE") ...
Check for unused functions * missingInclude Warn if there are missing includes. For detailed information, use '--check-config'. Several ids can be given if you separate them with commas. See also --std --error-exitcode=<n> If errors are found, integer [n] is returned instead of the ...
I have added some prints in last loop under CheckUnusedVar::checkFunctionVariableUsage(). So I can see varname: null usage.unused(): 0 usage._modified: 0 usage._allocateMemory: 0 usage._write: 1 var->isStlType(): 1 isEmptyType(): 0 before my changes and varname: arg usage.unus...
Unused functions Check for functions that are never called UnusedVar UnusedVar checks unused variable allocated but unused variable unred variable unassigned variable unused struct member Using postfix operators Warn if using postfix operators ++ or -- rather than prefix operator分类...
[../../../../home/marxin/Programming/gcc/libiberty/simple-object-mach-o.c:374]: (error) Null pointer dereference: fetch_64 [../../../../home/marxin/Programming/gcc/libiberty/simple-object-mach-o.c:620]: (style) The scope of the variable 'l' can be reduced. Checking ../...
BOOL CDBApp::OnIdle(LONG lCount) { if (CWinApp::OnIdle(lCount)) { return TRUE; } CoFreeUnusedLibraries(); return FALSE; } Add uuid.lib to the Linker - Object/Library Modules section, for IID_IClassFactory. Copy (...) IClassFactory *pDBFactory=NULL; HRESULT hRes; hRes=CoGetCla...