gcc/libstdc++-v3/libsupc++/del_op.cc
Mark Mitchell 4c24b21a47 Makefile.am (hosted_source): Add libmath and testsuite.
* Makefile.am (hosted_source): Add libmath and testsuite.
	(SUBDIRS): Remove them.
	* acinclude.m4: (GLIBCXX_ENABLED_HOSTED): Default to freestanding
	on arm*-*-symbianelf*.
	* crossconfig.m4: Add arm*-*-symbianelf* support.
	* include/c_std/std/std_cstdlib.h (stdlib.h): Do not include it
	when freestanding.  Do not bring names into std:: namespace with
	"using" when freestanding.  Declare required functions and macros
	when freestanding.
	* libsupc++/Makefile.am (c_sources): Do not include cp-demangle.c
	when freestanding.
	* libsupc++/del_op.cc: Declare "free" only when freestanding.
	* libsupc++/eh_alloc.cc (cstring): Include it only when hosted.
	(malloc): Declare when freestanding.
	(free): Likewise.
	(memset): Likewise.
	(__cxa_allocate_exception): Call malloc, not std::malloc.  Likewise
	for memset.
	(__cxa_free_exception): Likewise for free.
	* libsupc++/new_op.cc: Declare "malloc" when freestanding.
	* libsupc++/pure.cc (writestr): Define to nothing when
	freestanding.
	* libsupc++/vterminate.cc: Do not define anything when
	freestanding.
	* Makefile.in: Regenerated.
	* aclocal.m4: Likewise.
	* configure: Likewise.
	* include/Makefile.in: Likewise.
	* libmath/Makefile.in: Likewise.
	* libsupc++/Makefile.in: Likewise.
	* po/Makefile.in: Likewise.
	* src/Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

From-SVN: r85452
2004-08-02 20:28:22 +00:00

48 lines
1.8 KiB
C++

// Boilerplate support routines for -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
//
// This file is part of GCC.
//
// GCC 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.
//
// GCC 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 GCC; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
#include "new"
#include <cstdlib>
#if _GLIBCXX_HOSTED
using std::free;
#else
// In a freestanding environment, "free" may not be available. In
// that case, it may make sense not to define "operator delete" at
// all. For now, we assume that "free" will work.
extern "C" void free(void *);
#endif
void
operator delete (void *ptr) throw ()
{
if (ptr)
free (ptr);
}