1// { dg-options "-std=gnu++11" } 2// 2010-03-10 Paolo Carlini <paolo.carlini@oracle.com> 3// 4// Copyright (C) 2010-2015 Free Software Foundation, Inc. 5// 6// This file is part of the GNU ISO C++ Library. This library is free 7// software; you can redistribute it and/or modify it under the 8// terms of the GNU General Public License as published by the 9// Free Software Foundation; either version 3, or (at your option) 10// any later version. 11// 12// This library is distributed in the hope that it will be useful, 13// but WITHOUT ANY WARRANTY; without even the implied warranty of 14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15// GNU General Public License for more details. 16// 17// You should have received a copy of the GNU General Public License along 18// with this library; see the file COPYING3. If not see 19// <http://www.gnu.org/licenses/>. 20 21#include <unordered_set> 22#include <testsuite_hooks.h> 23 24// DR 1189. Awkward interface for changing the number of buckets 25// in an unordered associative container 26void test01() 27{ 28 bool test __attribute__((unused)) = true; 29 30 std::unordered_set<int> s1; 31 s1.reserve(10); 32 VERIFY( s1.bucket_count() >= 10 ); 33 34 s1.reserve(100); 35 VERIFY( s1.bucket_count() >= 100 ); 36 37 std::unordered_set<int> s2(100); 38 VERIFY( s2.bucket_count() >= 100 ); 39 40 s2.reserve(1000); 41 VERIFY( s2.bucket_count() >= 1000 ); 42} 43 44int main() 45{ 46 test01(); 47 return 0; 48} 49