etc/config/src/GLOBAL_NOTHROW.cpp

// checking for ::nothrow

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 *
 * Licensed to the Apache Software  Foundation (ASF) under one or more
 * contributor  license agreements.  See  the NOTICE  file distributed
 * with  this  work  for  additional information  regarding  copyright
 * ownership.   The ASF  licenses this  file to  you under  the Apache
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 * except in  compliance with the License.   You may obtain  a copy of
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 *
 * http://www.apache.org/licenses/LICENSE-2.0
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 * Unless required by applicable law or agreed to in writing, software
 * distributed under the  License is distributed on an  "AS IS" BASIS,
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 * implied.   See  the License  for  the  specific language  governing
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 * Copyright 1999-2007 Rogue Wave Software, Inc.
 * 
 **************************************************************************/

struct nothrow_t { };

extern const nothrow_t nothrow;

const nothrow_t *ptr = &nothrow;


int main (int argc, char *argv[])
{
    (void)&argv;

    // foil clever optimizers
    if (argc > 2)
        ptr = 0;

    // will fail at link-time if ::nothrow is not defined
    // in the compiler support library
    return !(0 != ptr);
}