1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/unittests/ADT/StringSwitchTest.cpp b/llvm/unittests/ADT/StringSwitchTest.cpp
index c94feb5..75d50f4 100644
--- a/llvm/unittests/ADT/StringSwitchTest.cpp
+++ b/llvm/unittests/ADT/StringSwitchTest.cpp
@@ -240,6 +240,23 @@ TEST(StringSwitchTest, CasesCopies) {
   EXPECT_EQ(NumCopies, 1u);
 }
 
+TEST(StringSwitchTest, StringSwitchMultipleMatches) {
+  auto Translate = [](StringRef S) {
+    return llvm::StringSwitch<int>(S)
+        .CaseLower("A", 0)
+        .Case("b", 1)
+        .Case("a", 2)
+        .CasesLower({"a", "b"}, 3)
+        .DefaultUnreachable();
+  };
+
+  // Check that the value of the first match is returned.
+  EXPECT_EQ(0, Translate("A"));
+  EXPECT_EQ(0, Translate("a"));
+  EXPECT_EQ(3, Translate("B"));
+  EXPECT_EQ(1, Translate("b"));
+}
+
 TEST(StringSwitchTest, DefaultUnreachable) {
   auto Translate = [](StringRef S) {
     return llvm::StringSwitch<int>(S)