Index: src/Parser/parser.yy
===================================================================
--- src/Parser/parser.yy	(revision 9ddcee10f8009f7d349eb15c2cfa983e3265d88e)
+++ src/Parser/parser.yy	(revision 2810700a9b044557e84a36b6419e2a7cf30534df)
@@ -1041,5 +1041,5 @@
 		// FIX ME: computes $1 twice
 	| logical_OR_expression '?' /* empty */ ':' conditional_expression // GCC, omitted first operand
-		{ $$ = new ExpressionNode( build_cond( yylloc, $1, $1->clone(), $4 ) ); }
+		{ $$ = new ExpressionNode( build_cond( yylloc, $1, nullptr, $4 ) ); }
 	;