Merge topic 'swift-split-compilation-model' 9bed4f4d81 Swift/Ninja: Split compilation model 64b3367845 cmGlobalGenerator: Allow passing language to GetLangaugeOutputExtension Acked-by: Kitware Robot <kwrobot@kitware.com> Acked-by: buildbot <buildbot@kitware.com> Merge-request: !8907