[v3] libstdc++/7286

[Benjamin Kosnik <bkoz at redhat dot com>]

Straightforward patch. Queued for gcc-3_1-branch.

tested x86/linux

2002-07-24  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/7286
	* libsupc++/new: Add placement delete.
	* testsuite/18_support/new_delete_placement.cc: New.

	* docs/html/abi.txt: Fix typos.

Index: docs/html/abi.txt
===================================================================
RCS file: /cvs/gcc/gcc/libstdc++-v3/docs/html/abi.txt,v
retrieving revision 1.2
diff -c -p -r1.2 abi.txt
*** docs/html/abi.txt	24 Jul 2002 07:55:34 -0000	1.2
--- docs/html/abi.txt	24 Jul 2002 19:44:22 -0000
*************** one with a new compiler and an old libra
*** 139,153 ****
  compiler and a new library, and look for testsuite regressions)
  
  Two.  
! Have the libstdc++ testesuite proactively check the library
! ABI. Probably a couple of items would be covered, although perhaps not
! all would need to be done at once for this to be useful. Compute the
! list of names exported in the shared version of libstdc++
! binary. Then, save this list of names. Have this list of names
! re-computed for each new binary of the same version. Next, use sizeof
! and offset to compute offsets for each structure and type in the
! standard library, saving to another datafile. Then, compute this for
! new binaries, and look for differences.
  
  The thought is to choose one or both of these approaches, and to use a
  Makefile hook, perhaps 'make check-abi', to add this capability to the
--- 139,153 ----
  compiler and a new library, and look for testsuite regressions)
  
  Two.  
! Have the libstdc++ testsuite proactive check the library ABI. Probably
! a couple of items would be covered, although perhaps not all would
! need to be done at once for this to be useful. Compute the list of
! names exported in the shared version of libstdc++ binary. Then, save
! this list of names. Have this list of names re-computed for each new
! binary of the same version. Next, use sizeof, alignof, and offset to
! compute offsets for each structure and type in the standard library,
! saving to another datafile. Then, compute this for new binaries, and
! look for differences.
  
  The thought is to choose one or both of these approaches, and to use a
  Makefile hook, perhaps 'make check-abi', to add this capability to the
Index: libsupc++/new
===================================================================
RCS file: /cvs/gcc/gcc/libstdc++-v3/libsupc++/new,v
retrieving revision 1.12
diff -c -p -r1.12 new
*** libsupc++/new	20 Jul 2002 06:26:27 -0000	1.12
--- libsupc++/new	24 Jul 2002 19:44:25 -0000
*************** void operator delete[](void*, const std:
*** 91,96 ****
--- 91,100 ----
  // Default placement versions of operator new.
  inline void* operator new(std::size_t, void* __p) throw() { return __p; }
  inline void* operator new[](std::size_t, void* __p) throw() { return __p; }
+ 
+ // Default placement versions of operator delete.
+ inline void  operator delete  (void* ptr, void*) throw() { };
+ inline void  operator delete[](void* ptr, void*) throw() { };
  //@}
  } // extern "C++"
  
Index: testsuite/18_support/new_delete_placement.cc
===================================================================
RCS file: testsuite/18_support/new_delete_placement.cc
diff -N testsuite/18_support/new_delete_placement.cc
*** /dev/null	1 Jan 1970 00:00:00 -0000
--- testsuite/18_support/new_delete_placement.cc	24 Jul 2002 19:44:25 -0000
***************
*** 0 ****
--- 1,40 ----
+ // 2002-07-24 Benjamin Kosnik
+ 
+ // Copyright (C) 2002 Free Software Foundation
+ //
+ // This file is part of the GNU ISO C++ Library.  This library is free
+ // software; you can redistribute it and/or modify it under the
+ // terms of the GNU General Public License as published by the
+ // Free Software Foundation; either version 2, or (at your option)
+ // any later version.
+ 
+ // This library is distributed in the hope that it will be useful,
+ // but WITHOUT ANY WARRANTY; without even the implied warranty of
+ // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ // GNU General Public License for more details.
+ 
+ // You should have received a copy of the GNU General Public License along
+ // with this library; see the file COPYING.  If not, write to the Free
+ // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ // USA.
+ 
+ // 18.4.1.3 - Placement forms
+ 
+ #include <new>
+ #include <testsuite_hooks.h>
+ 
+ // libstdc++/7286
+ void test01()
+ {
+   void* pc = new char;
+   void* pa = new char[10];
+   void* tmp;
+   operator delete(pc, tmp);
+   operator delete[](pa, tmp);
+ }
+ 
+ int main()
+ {
+   test01();
+   return 0;
+ }