[Refactoring] Reduce memory allocation on comma translation in AssignExp

dlang · Apr 17, 2014 · 7e6ea85 · 7e6ea85
1 parent b7f67fe
commit 7e6ea85
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/expression.c b/src/expression.c
@@ -10574,9 +10574,9 @@ Expression *AssignExp::semantic(Scope *sc)
     {
         /* Rewrite to get rid of the comma from rvalue
          */
-        AssignExp *ea = new AssignExp(loc, e1, ((CommaExp *)e2)->e2);
-        ea->op = op;
-        Expression *e = new CommaExp(loc, ((CommaExp *)e2)->e1, ea);
+        Expression *e0;
+        e2 = Expression::extractLast(e2, &e0);
+        Expression *e = Expression::combine(e0, this);
         return e->semantic(sc);
     }