From 7d7b6d767dd9962fb6b1779dfc237a617a4a794b Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@gmail.com>
Date: Sun, 26 Feb 2017 19:28:48 +0000
Subject: [APInt] Use UINT64_MAX instead of ~0ULL. NFC

llvm-svn: 296300
---
 llvm/unittests/ADT/APIntTest.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'llvm/unittests')

diff --git a/llvm/unittests/ADT/APIntTest.cpp b/llvm/unittests/ADT/APIntTest.cpp
index fa499bdf22b..a818d26787e 100644
--- a/llvm/unittests/ADT/APIntTest.cpp
+++ b/llvm/unittests/ADT/APIntTest.cpp
@@ -1531,3 +1531,13 @@ TEST(APIntTest, getLowBitsSet) {
   EXPECT_EQ(64u, i128lo64.countTrailingOnes());
   EXPECT_EQ(64u, i128lo64.countPopulation());
 }
+
+TEST(APIntTest, getHighBitsSet) {
+  APInt i64hi32 = APInt::getHighBitsSet(64, 32);
+  EXPECT_EQ(32u, i64hi32.countLeadingOnes());
+  EXPECT_EQ(0u, i64hi32.countLeadingZeros());
+  EXPECT_EQ(64u, i64hi32.getActiveBits());
+  EXPECT_EQ(32u, i64hi32.countTrailingZeros());
+  EXPECT_EQ(0u, i64hi32.countTrailingOnes());
+  EXPECT_EQ(32u, i64hi32.countPopulation());
+}
-- 
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