### Navigation

- index
- next |
- previous |
- CMake »
- 3.2.1 Documentation »
- cmake-variables(7) »

# CMAKE_CXX_EXTENSIONS

Default value for `CXX_EXTENSIONS` property of targets.

This variable is used to initialize the `CXX_EXTENSIONS` property on all targets. See that target property for additional information.

See the `cmake-compile-features(7)` manual for information on compile features.

### Navigation

- index
- next |
- previous |
- CMake »
- 3.2.1 Documentation »
- cmake-variables(7) »