[OpenEmbedded] Add a unittest for aarch64-oe-linux

Summary: Added a unittest for aarch64-oe-linux which was missed in D48861.

Reviewers: compnerd, rengolin, javed.absar

Reviewed By: compnerd

Subscribers: kristof.beyls, dexonsmith, llvm-commits

Differential Revision: https://reviews.llvm.org/D49314

llvm-svn: 337479
diff --git a/llvm/unittests/ADT/TripleTest.cpp b/llvm/unittests/ADT/TripleTest.cpp
index 7bdf96c..b6b470d 100644
--- a/llvm/unittests/ADT/TripleTest.cpp
+++ b/llvm/unittests/ADT/TripleTest.cpp
@@ -367,6 +367,12 @@
   EXPECT_EQ(Triple::Linux, T.getOS());
   EXPECT_EQ(Triple::GNUEABI, T.getEnvironment());
 
+  T = Triple("aarch64-oe-linux");
+  EXPECT_EQ(Triple::aarch64, T.getArch());
+  EXPECT_EQ(Triple::OpenEmbedded, T.getVendor());
+  EXPECT_EQ(Triple::Linux, T.getOS());
+  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
+
   T = Triple("huh");
   EXPECT_EQ(Triple::UnknownArch, T.getArch());
 }