1//===- llvm/unittest/ADT/APSIntTest.cpp - APSInt unit tests ---------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "llvm/ADT/APSInt.h"
11#include "gtest/gtest.h"
12
13using namespace llvm;
14
15namespace {
16
17TEST(APSIntTest, MoveTest) {
18  APSInt A(32, true);
19  EXPECT_TRUE(A.isUnsigned());
20
21  APSInt B(128, false);
22  A = B;
23  EXPECT_FALSE(A.isUnsigned());
24
25  APSInt C(B);
26  EXPECT_FALSE(C.isUnsigned());
27
28  APInt Wide(256, 0);
29  const uint64_t *Bits = Wide.getRawData();
30  APSInt D(std::move(Wide));
31  EXPECT_TRUE(D.isUnsigned());
32  EXPECT_EQ(Bits, D.getRawData()); // Verify that "Wide" was really moved.
33
34  A = APSInt(64, true);
35  EXPECT_TRUE(A.isUnsigned());
36
37  Wide = APInt(128, 1);
38  Bits = Wide.getRawData();
39  A = std::move(Wide);
40  EXPECT_TRUE(A.isUnsigned());
41  EXPECT_EQ(Bits, A.getRawData()); // Verify that "Wide" was really moved.
42}
43
44}
45