X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2Fext%2Fpb_ds%2Fexample%2Fhash_resize_neg.cc;fp=libstdc%2B%2B-v3%2Ftestsuite%2Fext%2Fpb_ds%2Fexample%2Fhash_resize_neg.cc;h=8d93029c87da160eff190f0db83f7b47df7f1887;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libstdc++-v3/testsuite/ext/pb_ds/example/hash_resize_neg.cc b/libstdc++-v3/testsuite/ext/pb_ds/example/hash_resize_neg.cc new file mode 100644 index 00000000..8d93029c --- /dev/null +++ b/libstdc++-v3/testsuite/ext/pb_ds/example/hash_resize_neg.cc @@ -0,0 +1,64 @@ +// { dg-do compile } +// -*- C++ -*- + +// Copyright (C) 2005, 2006, 2007, 2009 Free Software Foundation, Inc. +// +// 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 3, 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 COPYING3. If not see +// . + + +// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. + +// Permission to use, copy, modify, sell, and distribute this software +// is hereby granted without fee, provided that the above copyright +// notice appears in all copies, and that both that copyright notice +// and this permission notice appear in supporting documentation. None +// of the above authors, nor IBM Haifa Research Laboratories, make any +// representation about the suitability of this software for any +// purpose. It is provided "as is" without express or implied +// warranty. + +/** + * @file hash_bad_resize_example.cpp + * An example showing how *not* to resize a hash-based container. + */ + +/** + * This non-compiling example shows wrong use of hash-based + * containers. By default, resize policies don't allow external size + * access. + **/ + +#include + +using namespace std; +using namespace __gnu_pbds; + +int main() +{ + // A collision-chaining hash table mapping ints to chars. + typedef cc_hash_table< int, char> map_t; + + // A map_t object. + map_t h; + + // The following line won't compile. The resize policy needs to be + // configured to allow external resize (by default, this is not + // available). + h.resize(20); // { dg-error "instantiated from" } +} + +// { dg-error "invalid" "" { target *-*-* } 187 } +// { dg-excess-errors "member function" }