Add a missing ilist_node.h #include to SparseBitVector, and add a very short

test for it. The test is by no means complete, but it tests the problem I was
fixing.

llvm-svn: 77025

diff --git a/llvm/include/llvm/ADT/SparseBitVector.h b/llvm/include/llvm/ADT/SparseBitVector.h
index bcb4aac8fbff029373bba54b52114cdefaac4479..f5bf4310530c6897c2b343925bbb01e3b36ed3ba 100644 (file)
--- a/llvm/include/llvm/ADT/SparseBitVector.h
+++ b/llvm/include/llvm/ADT/SparseBitVector.h
@@ -20,6 +20,7 @@
 #include <cstring>
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/ilist.h"
+#include "llvm/ADT/ilist_node.h"
 #include "llvm/Support/DataTypes.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/raw_ostream.h"

diff --git a/llvm/unittests/ADT/SparseBitVectorTest.cpp b/llvm/unittests/ADT/SparseBitVectorTest.cpp
new file mode 100644 (file)
index 0000000..d8fc5ce
--- /dev/null
+++ b/llvm/unittests/ADT/SparseBitVectorTest.cpp
@@ -0,0 +1,36 @@
+//===- llvm/unittest/ADT/SparseBitVectorTest.cpp - SparseBitVector tests --===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ADT/SparseBitVector.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+
+namespace {
+
+TEST(SparseBitVectorTest, TrivialOperation) {
+  SparseBitVector<> Vec;
+  EXPECT_EQ(0U, Vec.count());
+  EXPECT_FALSE(Vec.test(17));
+  Vec.set(5);
+  EXPECT_TRUE(Vec.test(5));
+  EXPECT_FALSE(Vec.test(17));
+  Vec.reset(6);
+  EXPECT_TRUE(Vec.test(5));
+  EXPECT_FALSE(Vec.test(6));
+  Vec.reset(5);
+  EXPECT_FALSE(Vec.test(5));
+  EXPECT_TRUE(Vec.test_and_set(17));
+  EXPECT_FALSE(Vec.test_and_set(17));
+  EXPECT_TRUE(Vec.test(17));
+  Vec.clear();
+  EXPECT_FALSE(Vec.test(17));
+}
+
+}