# MMD, QMMD

Tells the compiler to generate an output file containing dependency information.

## Syntax

Linux: | -MMD

macOS: | -MMD

Windows: | /QMMD

## Arguments

None

## Default

OFF | The compiler does not generate an output file containing dependency information.

## Description

This option tells the compiler to preprocess and compile a file, then generate an output file (with extension .d) containing dependency information.

It is similar to /QMD, but it does not include system header files.

## IDE Equivalent

None

## Alternate Options

None

Parent topic: Preprocessor Options