1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // test bitset<N>& operator<<=(size_t pos); 10 11 #include <bitset> 12 #include <cassert> 13 #include <cstddef> 14 #include <vector> 15 16 #include "../bitset_test_cases.h" 17 #include "test_macros.h" 18 19 template <std::size_t N> test_left_shift()20void test_left_shift() { 21 std::vector<std::bitset<N> > const cases = get_test_cases<N>(); 22 for (std::size_t c = 0; c != cases.size(); ++c) { 23 for (std::size_t s = 0; s <= N+1; ++s) { 24 std::bitset<N> v1 = cases[c]; 25 std::bitset<N> v2 = v1; 26 v1 <<= s; 27 for (std::size_t i = 0; i < v1.size(); ++i) 28 if (i < s) 29 assert(v1[i] == 0); 30 else 31 assert(v1[i] == v2[i-s]); 32 } 33 } 34 } 35 main(int,char **)36int main(int, char**) { 37 test_left_shift<0>(); 38 test_left_shift<1>(); 39 test_left_shift<31>(); 40 test_left_shift<32>(); 41 test_left_shift<33>(); 42 test_left_shift<63>(); 43 test_left_shift<64>(); 44 test_left_shift<65>(); 45 test_left_shift<1000>(); 46 47 return 0; 48 } 49