From 1260b844fd71720566eabd4cc5738f2abe747871 Mon Sep 17 00:00:00 2001
From: Nikola Smiljanic <popizdeh@gmail.com>
Date: Thu, 19 Jun 2014 00:26:49 +0000
Subject: PR10140 - StringPool's PooledStringPtr has non-const operator==
 causing bad OR-result.

Mark conversion operator explicit and const qualify comparison operators.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211244 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/Support/CMakeLists.txt |  1 +
 unittests/Support/StringPool.cpp | 31 +++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 unittests/Support/StringPool.cpp

(limited to 'unittests')

diff --git a/unittests/Support/CMakeLists.txt b/unittests/Support/CMakeLists.txt
index 0ea9310333..c50acdfb8e 100644
--- a/unittests/Support/CMakeLists.txt
+++ b/unittests/Support/CMakeLists.txt
@@ -30,6 +30,7 @@ add_llvm_unittest(SupportTests
   ProgramTest.cpp
   RegexTest.cpp
   SourceMgrTest.cpp
+  StringPool.cpp
   SwapByteOrderTest.cpp
   ThreadLocalTest.cpp
   TimeValueTest.cpp
diff --git a/unittests/Support/StringPool.cpp b/unittests/Support/StringPool.cpp
new file mode 100644
index 0000000000..7b7805f917
--- /dev/null
+++ b/unittests/Support/StringPool.cpp
@@ -0,0 +1,31 @@
+//===- llvm/unittest/Support/ThreadLocalTest.cpp - Therad Local tests   ---===//
+//
+//		       The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/StringPool.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+
+namespace {
+
+TEST(PooledStringPtrTest, OperatorEquals) {
+  StringPool pool;
+  const PooledStringPtr a = pool.intern("a");
+  const PooledStringPtr b = pool.intern("b");
+  EXPECT_FALSE(a == b);
+}
+
+TEST(PooledStringPtrTest, OperatorNotEquals) {
+  StringPool pool;
+  const PooledStringPtr a = pool.intern("a");
+  const PooledStringPtr b = pool.intern("b");
+  EXPECT_TRUE(a != b);
+}
+
+}
-- 
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