interpolated-space.cpp:3:3: warning: tabs between spaces
  	  // This line contains spaces-tabs-spaces, which is not OK.
--^
interpolated-space.cpp:5:2: warning: spaces between tabs
	  	 // This line contains tabs-spaces-tabs, which is not OK.
-^
interpolated-space.cpp:5:4: warning: tabs between spaces
	  	 // This line contains tabs-spaces-tabs, which is not OK.
---^