[cfe-commits] r147346 - /cfe/trunk/www/compatibility.html

Sean Hunt scshunt at csclub.uwaterloo.ca
Thu Dec 29 10:40:13 PST 2011

Author: coppro
Date: Thu Dec 29 12:40:13 2011
New Revision: 147346

URL: http://llvm.org/viewvc/llvm-project?rev=147346&view=rev
Make this text slightly more accurate; thanks to Johannes Schaub for
pointing this out.


Modified: cfe/trunk/www/compatibility.html
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/www/compatibility.html?rev=147346&r1=147345&r2=147346&view=diff
--- cfe/trunk/www/compatibility.html (original)
+++ cfe/trunk/www/compatibility.html Thu Dec 29 12:40:13 2011
@@ -769,7 +769,7 @@
 <!-- ======================================================================= -->
 <p>In C++11, the explicit declaration of a move constructor or a move
-assignment operator within a class disables the implicit declaration
+assignment operator within a class deletes the implicit declaration
 of the copy constructor and copy assignment operator. This change came
 fairly late in the C++11 standardization process, so early
 implementations of C++11 (including Clang before 3.0, GCC before 4.7,
@@ -778,16 +778,17 @@
 struct X {
-  X(X&&); <i>// suppresses implicit copy constructor</i>
+  X(X&&); <i>// deletes implicit copy constructor:</i>
+  <i>// X(const X&) = delete;</i>
 void f(X x);
 void g(X x) {
-  f(x); <i>// error: X has no copy constructor</i>
+  f(x); <i>// error: X has a deleted copy constructor</i>
-<p>This affects some C++11 code, including Boost's popular <a
+<p>This affects some early C++11 code, including Boost's popular <a
 up to version 1.47.0. The fix for Boost's <tt>shared_ptr</tt> is
 <a href="https://svn.boost.org/trac/boost/changeset/73202">available here</a>.</p>

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