[tinyptrvector] Add in a MutableArrayRef implicit conversion operator to complement the ArrayRef implicit conversion operator.
llvm-svn: 226428
diff --git a/llvm/unittests/ADT/TinyPtrVectorTest.cpp b/llvm/unittests/ADT/TinyPtrVectorTest.cpp
index a402e8b..294dfac 100644
--- a/llvm/unittests/ADT/TinyPtrVectorTest.cpp
+++ b/llvm/unittests/ADT/TinyPtrVectorTest.cpp
@@ -438,3 +438,24 @@
EXPECT_TRUE(V[i] == data[i]);
}
}
+
+TEST(TinyPtrVectorTest, MutableArrayRefTest) {
+ int data_array[128];
+ std::vector<int *> data;
+
+ for (unsigned i = 0, e = 128; i != e; ++i) {
+ data_array[i] = 324 - int(i);
+ data.push_back(&data_array[i]);
+ }
+
+ TinyPtrVector<int *> V(data);
+ EXPECT_TRUE(V.size() == 128);
+ EXPECT_FALSE(V.empty());
+
+ MutableArrayRef<int *> mut_array = V;
+ for (unsigned i = 0, e = 128; i != e; ++i) {
+ EXPECT_TRUE(mut_array[i] == data[i]);
+ mut_array[i] = 324 + mut_array[i];
+ EXPECT_TRUE(mut_array[i] == (324 + data[i]));
+ }
+}