[Assorted-commits] SF.net SVN: assorted:[1193] sandbox/trunk/src/cc/boost_function.cc

[<yan...@us...>]

Revision: 1193
          http://assorted.svn.sourceforge.net/assorted/?rev=1193&view=rev
Author:   yangzhang
Date:     2009-02-18 00:30:07 +0000 (Wed, 18 Feb 2009)

Log Message:
-----------
updated boost_function.cc with alternative syntax

Modified Paths:
--------------
    sandbox/trunk/src/cc/boost_function.cc

Modified: sandbox/trunk/src/cc/boost_function.cc
===================================================================
--- sandbox/trunk/src/cc/boost_function.cc	2009-02-18 00:29:41 UTC (rev 1192)
+++ sandbox/trunk/src/cc/boost_function.cc	2009-02-18 00:30:07 UTC (rev 1193)
@@ -9,7 +9,20 @@
   // This works...
   function<void()> f = bind(show, 0);
   bind(twice, f)();
-  // ...but this does not compile.
-  bind(twice, bind(show, 0))();
+
+  // ...but this does not compile:
+  //
+  // bind(twice, bind(show, 0))();
+  //
+  // error: conversion from ‘void’ to non-scalar type
+  // ‘boost::function0<void>’ requested.
+
+  // This works...
+  {
+    function<void(int)> f = show;
+    function1<void, int> g = f;
+    function<void(int)> h = g;
+    h(0);
+  }
   return 0;
 }


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