∀ {G : Type u_1} [inst : TopologicalSpace G] [inst_1 : Group G] [IsTopologicalGroup G] [inst_3 : MeasurableSpace G]
  [BorelSpace G] [CompactSpace G] (μ : MeasureTheory.Measure G) [μ.IsMulLeftInvariant]
  [MeasureTheory.IsFiniteMeasureOnCompacts μ], μ.Regular