Index: src/GenPoly/Box.cc
===================================================================
--- src/GenPoly/Box.cc	(revision 18070ee9a6dd4117654edc3db5144621c4318d77)
+++ src/GenPoly/Box.cc	(revision df6cc9d0526484dc4f3ae72041100bf78b6553e7)
@@ -66,7 +66,8 @@
 		};
 
-		/// Adds layout-generation functions to polymorphic types
+		/// Adds layout-generation functions to polymorphic types.
 		class LayoutFunctionBuilder final : public WithDeclsToAdd, public WithVisitorRef<LayoutFunctionBuilder>, public WithShortCircuiting {
-			unsigned int functionNesting = 0;  // current level of nested functions
+			// Current level of nested functions:
+			unsigned int functionNesting = 0;
 		public:
 			void previsit( FunctionDecl *functionDecl );
@@ -75,5 +76,7 @@
 		};
 
-		/// Replaces polymorphic return types with out-parameters, replaces calls to polymorphic functions with adapter calls as needed, and adds appropriate type variables to the function call
+		/// Replaces polymorphic return types with out-parameters,
+		/// replaces calls to polymorphic functions with adapter calls,
+		/// and adds appropriate type variables to the function call.
 		class Pass1 final : public BoxPass, public WithConstTypeSubstitution, public WithStmtsToAdd, public WithGuards, public WithVisitorRef<Pass1>, public WithShortCircuiting {
 		  public:
@@ -146,5 +149,5 @@
 		};
 
-		/// Replaces member and size/align/offsetof expressions on polymorphic generic types with calculated expressions.
+		/// * Replaces member and size/align/offsetof expressions on polymorphic generic types with calculated expressions.
 		/// * Replaces member expressions for polymorphic types with calculated add-field-offset-and-dereference
 		/// * Calculates polymorphic offsetof expressions from offset array
@@ -199,5 +202,8 @@
 		};
 
-		/// Replaces initialization of polymorphic values with alloca, declaration of dtype/ftype with appropriate void expression, sizeof expressions of polymorphic types with the proper variable, and strips fields from generic struct declarations.
+		/// Replaces initialization of polymorphic values with alloca,
+		/// declaration of dtype/ftype with appropriate void expression,
+		/// sizeof expressions of polymorphic types with the proper variable,
+		/// and strips fields from generic struct declarations.
 		struct Pass3 final : public BoxPass, public WithGuards {
 			template< typename DeclClass >