From cdcab742a72583d6d59b32952df7c7320efd3bc3 Mon Sep 17 00:00:00 2001
From: Graydon Hoare <graydon@mozilla.com>
Date: Thu, 2 Dec 2010 15:54:45 -0800
Subject: Fix fold bug on expr_unary.

---
 src/comp/middle/fold.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/comp/middle/fold.rs')

diff --git a/src/comp/middle/fold.rs b/src/comp/middle/fold.rs
index 203b8fda..8ec0bd2f 100644
--- a/src/comp/middle/fold.rs
+++ b/src/comp/middle/fold.rs
@@ -404,7 +404,7 @@ fn fold_expr[ENV](&ENV env, ast_fold[ENV] fld, &@expr e) -> @expr {
 
         case (ast.expr_unary(?op, ?a, ?t)) {
             auto aa = fold_expr(env_, fld, a);
-            ret fld.fold_expr_unary(env_, e.span, op, a, t);
+            ret fld.fold_expr_unary(env_, e.span, op, aa, t);
         }
 
         case (ast.expr_lit(?lit, ?t)) {
-- 
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