Add support for partial redefs to the fast register allocator.

[oota-llvm.git] / unittests / ADT / DenseMapTest.cpp

diff --git a/unittests/ADT/DenseMapTest.cpp b/unittests/ADT/DenseMapTest.cpp
index 15a5379fb8d8744c3babf3da92601930b2294918..afac651a6b2bc0b67384f8cffde8d2fad506a08e 100644 (file)
--- a/unittests/ADT/DenseMapTest.cpp
+++ b/unittests/ADT/DenseMapTest.cpp
@@ -164,4 +164,16 @@ TEST_F(DenseMapTest, IterationTest) {
   }
 }
 
+// const_iterator test
+TEST_F(DenseMapTest, ConstIteratorTest) {
+  // Check conversion from iterator to const_iterator.
+  DenseMap<uint32_t, uint32_t>::iterator it = uintMap.begin();
+  DenseMap<uint32_t, uint32_t>::const_iterator cit(it);
+  EXPECT_TRUE(it == cit);
+
+  // Check copying of const_iterators.
+  DenseMap<uint32_t, uint32_t>::const_iterator cit2(cit);
+  EXPECT_TRUE(cit == cit2);
+}
+
 }