Tags down


How can I use Valgrind to determine the source of "still-available" memory leak?

By : Walker LIU
Date : October 17 2020, 06:10 AM
wish help you to fix your issue I have a program I wrote whose memory footprint grows over time. It eventually consumes all of the available system memory and then crashes the system. , Use the options
code :
   --leak-check=full --show-leak-kinds=all

Share : facebook icon twitter icon

Why doesn't valgrind detect a memory leak in my "test" program?

By : Ian Franco
Date : March 29 2020, 07:55 AM
this will help The entire test code is contained in main.cpp as follows: , The reason this happened is that the call to:
code :
valgrind --leak-check=yes test
valgrind --leak-check=yes ./test

Valgrind does not report memory leak on "delete array"

By : kirankumar
Date : March 29 2020, 07:55 AM
seems to work fine using delete without [] causes memory leak.
No, it causes Undefined Behavior.

suppression "dl-hack3-cond-1" in memory leak detection using valgrind

By : hary hary
Date : March 29 2020, 07:55 AM
it helps some times I am using valgrind to detect memory leaks. the output from valgrind is generated by command , That suppression certainly exists for me in my default.supp:
code :
$ grep dl-hack $(locate default.supp | grep /usr)

Memory leak when using "X11/Xutil.h" library to read pixels (with valgrind output)

By : Sen
Date : March 29 2020, 07:55 AM
wish helps you I am trying to get a pixel from the screen using the X11/Xutil library, but, according to valgrind, there seems to be a memory leak in the code: , Use XDestroyImage(image) instead of XFree(image)

Valgrind has reported "memory leak" when I compiled my program with "-pg" enabled?

By : Jaysp656
Date : March 29 2020, 07:55 AM
this will help Valgrind FAQ:
Related Posts Related Posts :
  • Isn't this an error in the book The C++ Programming Language(4 ed)?
  • Error in C++ Vector Usage: No matching member function for call to 'push_back'
  • Can someone tell me why I am unable to find the length of array using sizeof() function here?
  • How to cout a constructor?
  • printf treats *p++ differently from what happens to p
  • How to pass a constexpr array into a function
  • OpenCV building fails due to DirectX
  • How to 'backspace' using a pushbutton
  • Binary literal in condition
  • Access captured variables outside the lambda
  • Storing 4 values from each line from a txt file, into an object - C++
  • What is the most efficient way to test for duplicates in a user inputted array?
  • How to find a string in a binary file?
  • Passing variable into lambda
  • decltype(auto) function return type does not deduce && types
  • Find the unique elements of a vector C++
  • Why doesn't str != "hello" && "goodbye" work?
  • Array rotate and delete
  • Is the concept of release-sequence useful in practice?
  • Multiple spotlights in opengl doesn't work
  • The for loop isn't entered even if the initial requirement is true
  • Function is called twice from the same thread for the same object with the same call stack
  • Filling char pointer correctly
  • How Base class members gets copied in inheritance when we copy/assign derived class objects?
  • call method from a function pointer
  • Is it common to declare const pointers in C++?
  • How to check whether new threads created inside third party DLL in visual c++ application
  • I cannot convert a '2D array whit bool' to a 'void 2D array bool'(for game of life)
  • How to send variables between classes in Qt
  • What are the similarities and differences between C++'s concepts and Rust's traits?
  • Variadic templates in C++ 11 and class constructors
  • getting segmentation fault when copying arrays using std::copy
  • std::cout is decreasing CPU Usage?
  • Trying to use find_if function to locate value in vector of pairs by first element
  • Lottery simulator is returning garbage values and not the users lotto numbers and the winning numbers
  • error: expression must have integral or unscoped enum type when incrementally filling in vectors
  • auto fail to deduce correct return type
  • Pass string or wstring in a function
  • Is there a way to get some function called on every thread that gets created?
  • How can I enforce two function parameters have the same template type?
  • Using strcpy_s() and strcat_s() with dynamically allocated strings
  • Tensorflow Lite arm64 error: cannot convert ‘const int8x8_t?
  • How to pass `this` pointer from outer class to a member structure?
  • Storing integers values from file into a vectors of vector
  • Why `static` functions in different TUs do not break the ODR?
  • Base class and templates
  • boost::asio allow non-blocking accept of new connections while handler for connection is blocking
  • How to write custom comparator for std::minmax function for datatype vector<glm::vec3> (opengl datatype)
  • Confused about * and & with pointers
  • What's the value in memory?
  • Qt - How to handle memory management for dialogs?
  • Why am I having trouble compiling a templated class?
  • Understanding which method will be invoked
  • Why does bool casting is called?
  • Insert string at linking time
  • How to use a C++ lambda to convert a member function pointer to a normal function pointer for use as a callback
  • Is the Intel C++ Compiler (19.0) now only using the Clang front-end (i.e. already abandoned EDG)?
  • Why does deleting the move constructor cause a compile error?
  • How can I make sure my random number between 0 and 1 generated by rand is not 0?
  • How will I pass ranges instead of iterator-pairs in C++20?
  • shadow
    Privacy Policy - Terms - Contact Us © 35dp-dentalpractice.co.uk