Only set C++11 explicitly for old versions of GCC.

cartographer-project / cartographer

Cartographer is a system that provides real-time simultaneous localization and mapping (SLAM) in 2D and 3D across multiple platforms and sensor configurations.

Apache License 2.0

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Only set C++11 explicitly for old versions of GCC. #1724

Closed wohe closed 4 years ago

wohe commented 4 years ago

Starting with GCC 6.1, C++14 became the default.

Signed-off-by: Wolfgang Hess whess@lyft.com

wohe commented 4 years ago

This is to help cartographer-project/cartographer_ros#1494. FYI @MichaelGrupp