Index: src/CodeGen/GenType.cpp
===================================================================
--- src/CodeGen/GenType.cpp	(revision 54f70c6f2dc3f0e6184790c9735f202682b3e712)
+++ src/CodeGen/GenType.cpp	(revision 59fdd0de780eab56cd0f2f21305b98edafad1b1b)
@@ -268,5 +268,5 @@
 void GenType::postvisit( ast::ZeroType const * type ) {
 	// Ideally these wouldn't hit codegen at all, but should be safe to make them ints.
-	result = (options.pretty ? "zero_t " : "long int ") + result;
+	result = ( options.genC ? "long int /*zero_t*/ " : "zero_t " ) + result;
 	handleQualifiers( type );
 }
@@ -274,5 +274,5 @@
 void GenType::postvisit( ast::OneType const * type ) {
 	// Ideally these wouldn't hit codegen at all, but should be safe to make them ints.
-	result = (options.pretty ? "one_t " : "long int ") + result;
+	result = ( options.genC ? "long int /*one_t*/ " : "one_t " ) + result;
 	handleQualifiers( type );
 }