From 80c472733baf078ac275c02adf0bafff82803464 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Thu, 16 Mar 2006 11:27:08 +0000
Subject: *** no comment ***

---
 valexpr.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'valexpr.cc')

diff --git a/valexpr.cc b/valexpr.cc
index 00fce46f..11c2197d 100644
--- a/valexpr.cc
+++ b/valexpr.cc
@@ -404,7 +404,10 @@ void value_expr_t::compute(value_t& result, const details_t& details) const
 
   case O_NOT:
     left->compute(result, details);
-    result.negate();
+    if (result)
+      result = 0L;
+    else
+      result = 1L;
     break;
 
   case O_QUES: {
-- 
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