Index: src/ResolvExpr/Resolver.cc
===================================================================
--- src/ResolvExpr/Resolver.cc	(revision 251ce804bfa9c794ec6fdf5d077a6553e6d749a4)
+++ src/ResolvExpr/Resolver.cc	(revision b9fe89bef7dc42eaa9590f00a8391b0fe1b904a2)
@@ -1261,4 +1261,5 @@
 		static size_t traceId;
 		Resolver_new( const ast::TranslationGlobal & global ) :
+			ast::WithSymbolTable(ast::SymbolTable::ErrorDetection::ValidateOnAdd),
 			context{ symtab, global } {}
 		Resolver_new( const ResolveContext & context ) :