Memory Leak

Reports the allocations of memory (either new operator or malloc() function) that were not released before they become non-accessible.

Example:

  class MyClass {
      int* leakedField = new int;
  };

  void foo() {
      MyClass* c = new MyClass;
      delete c;
  }

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

MemoryLeak

Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | C/C++ | Data Flow Analysis

Inspection ID: MemoryLeak

Inspection options

Here you can find the description of settings available for the Memory Leak inspection, and the reference of their default values.

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection MemoryLeak

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

CLion 2025.2

Inspection Details
By default bundled with:	CLion 2025.2,
Can be installed with plugin:	CLion, 2025.2

Last modified: 18 September 2025