Index: src/ResolvExpr/AlternativeFinder.cc
===================================================================
--- src/ResolvExpr/AlternativeFinder.cc	(revision 10295d8bf61e9eafc91502298549beb4fca6b1ac)
+++ src/ResolvExpr/AlternativeFinder.cc	(revision 228099e32b231901671e3825bc79f7423f019a50)
@@ -1268,5 +1268,5 @@
 		// O(N^2) checks of d-types with e-types
 		for ( InitAlternative & initAlt : initExpr->get_initAlts() ) {
-			Type * toType = resolveTypeof( initAlt.type, indexer );
+			Type * toType = resolveTypeof( initAlt.type->clone(), indexer );
 			SymTab::validateType( toType, &indexer );
 			adjustExprType( toType, env, indexer );