1 files changed, 14 insertions, 0 deletions
diff --git a/tests/diagnostics/switch-multiple-defaults.slang b/tests/diagnostics/switch-multiple-defaults.slang
new file mode 100644
index 000000000..bf164dd57
--- /dev/null
+++ b/tests/diagnostics/switch-multiple-defaults.slang
@@ -0,0 +1,14 @@
+//TEST:SIMPLE(filecheck=CHECK):
+
+// Test to evaluate the behavior of unreachable code blocks within a switch statement. A switch statement with multiple default cases is not allowed and should throw an error
+
+void test()
+{
+    switch (0)
+    {
+        default: break;
+        // CHECK: ([[# @LINE+1]]): error 30600: {{.*}}
+        default: break;
+    }
+	return;
+}