llvm/unittests/ADT/DenseSetTest.cpp
Stuart Hastings f0e4cac7eb Prevent looping when DenseSet is abused.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70572 91177308-0d34-0410-b5e6-96231b3b80d8
2009-05-01 20:47:53 +00:00

31 lines
752 B
C++

//===- llvm/unittest/ADT/DenseSetTest.cpp - DenseSet unit tests --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "gtest/gtest.h"
#include <llvm/ADT/DenseSet.h>
using namespace llvm;
namespace {
// Test fixture
class DenseSetTest : public testing::Test {
};
// Test hashing with a set of only two entries.
TEST_F(DenseSetTest, DoubleEntrySetTest) {
llvm::DenseSet<unsigned> set(2);
set.insert(0);
set.insert(1);
// Original failure was an infinite loop in this call:
EXPECT_EQ(0, set.count(2));
}
}