[Assorted-commits] SF.net SVN: assorted:[1086] sandbox/trunk/src/cc/copies.cc

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

Revision: 1086
          http://assorted.svn.sourceforge.net/assorted/?rev=1086&view=rev
Author:   yangzhang
Date:     2008-12-03 07:19:15 +0000 (Wed, 03 Dec 2008)

Log Message:
-----------
publishing for blog post!

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

Modified: sandbox/trunk/src/cc/copies.cc
===================================================================
--- sandbox/trunk/src/cc/copies.cc	2008-12-03 06:28:53 UTC (rev 1085)
+++ sandbox/trunk/src/cc/copies.cc	2008-12-03 07:19:15 UTC (rev 1086)
@@ -20,6 +20,7 @@
 A    h()     { return A(); }
 void i(A a)  { a.x = 1; }
 A    j(A a)  { cout << "j()" << endl; return a; }
+A    k()     { A a; f(a); return a; }
 
 int main() {
   // A() is called once as expected.
@@ -152,5 +153,22 @@
   // ~A() this=0x7fff386527c0
   // ~A() this=0x7fff386527d0
 
+  // Sanity-check: k() should behave the same as g().
+  {
+    A a = k();
+  }
+  cout << endl;
+  // Prints:
+  // A() this=0x7fff17102280
+  // ~A() this=0x7fff17102280
+  //
+  // With -fno-elide-constructors:
+  // A() this=0x7fff85c43d30
+  // A(A) this=0x7fff85c43d70
+  // ~A() this=0x7fff85c43d30
+  // A(A) this=0x7fff85c43d80
+  // ~A() this=0x7fff85c43d70
+  // ~A() this=0x7fff85c43d80
+
   return 0;
 }


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