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The C programming language made simple

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Detecting memory leaks in Visual Studio

#define _CRTDBG_MAP_ALLOC #include <stdio.h> #include <stdlib.h> #include <string.h> #include <crtdbg.h> int main(int argc, char* argv[]) { _CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF); int* offset_x = malloc(sizeof(int)); int* offset_y = malloc(sizeof(int)); if (offset_x == NULL || offset_y == NULL) { return 1; } *offset_x = 10; *offset_y = 20; // ... more processing // free(offset_x); // free(offset_y); _CrtDumpMemoryLeaks(); return 0; }