Index: gcc/libstdc++-v3/testsuite/ext/pb_ds/example/hash_initial_size.cc |
diff --git a/gcc/libstdc++-v3/testsuite/ext/pb_ds/example/hash_initial_size.cc b/gcc/libstdc++-v3/testsuite/ext/pb_ds/example/hash_initial_size.cc |
deleted file mode 100644 |
index 4efe8aae8affe3b6dd16b809232ccbf1b582daf5..0000000000000000000000000000000000000000 |
--- a/gcc/libstdc++-v3/testsuite/ext/pb_ds/example/hash_initial_size.cc |
+++ /dev/null |
@@ -1,110 +0,0 @@ |
-// -*- C++ -*- |
- |
-// Copyright (C) 2005, 2006, 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 |
-// <http://www.gnu.org/licenses/>. |
- |
- |
-// 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_initial_size_example.cpp |
- * An example of setting an initial size for a container object. |
- */ |
- |
-/** |
- * This example shows how to set the initial size of a hash-based |
- * container object through its resize-policy object. |
- */ |
- |
-#include <cassert> |
-#include <ext/pb_ds/assoc_container.hpp> |
-#include <ext/pb_ds/hash_policy.hpp> |
- |
-using namespace std; |
-using namespace __gnu_pbds; |
- |
-// A simple hash functor. |
-// hash could serve instead of this functor, but it is not yet |
-// standard everywhere. |
-struct int_hash : public unary_function<int, size_t> |
-{ |
- inline size_t |
- operator()(const int& r_i) const |
- { return r_i; } |
-}; |
- |
-int main() |
-{ |
- // Resize policy type. |
- typedef |
- hash_standard_resize_policy< |
- // Size-policy type. |
- hash_exponential_size_policy<>, |
- // Trigger-policy type. |
- hash_load_check_resize_trigger<>, |
- /* Allow external access to size. |
- * This is just used in this example for using the |
- * get_actual_size method (which won't be accessible without |
- * this flag. |
- */ |
- true> |
- resize_policy_t; |
- |
- // A collision-probing hash table mapping ints to chars. |
- typedef |
- gp_hash_table< |
- int, |
- char, |
- int_hash, |
- equal_to< |
- int>, |
- // Combining function. |
- direct_mask_range_hashing<>, |
- // Probe function. |
- linear_probe_fn<>, |
- // Resize policy. |
- resize_policy_t> |
- map_t; |
- |
- // A resize-policy object with suggested initial size 256. |
- resize_policy_t res(hash_exponential_size_policy<>(256)); |
- |
- map_t g(int_hash(), |
- equal_to<int>(), |
- direct_mask_range_hashing<>(), |
- linear_probe_fn<>(), |
- res); |
- |
- // Check the actual size of the container object. In this case, this |
- // should be the initial size given by the size policy object. |
- assert(g.get_actual_size() == 256); |
- |
- // The logical size of g, though is 0 (it does not contain any elements). |
- assert(g.size() == 0); |
- |
- return 0; |
-} |
- |