1 files changed, 71 insertions, 0 deletions
diff --git a/test/diagnostics/unreachable-code.lua b/test/diagnostics/unreachable-code.lua
new file mode 100644
index 00000000..4444252f
--- /dev/null
+++ b/test/diagnostics/unreachable-code.lua
@@ -0,0 +1,71 @@
+TEST [[
+if X then
+    return false
+elseif X then
+    return false
+else
+    return false
+end
+<!return true!>
+]]
+
+TEST [[
+function X()
+    if X then
+        return false
+    elseif X then
+        return false
+    else
+        return false
+    end
+    <!return true!>
+end
+]]
+
+TEST [[
+while true do
+end
+
+<!print(1)!>
+]]
+
+TEST [[
+while true do
+end
+
+<!print(1)!>
+]]
+
+TEST [[
+while X do
+    X = 1
+end
+
+print(1)
+]]
+
+TEST [[
+while true do
+    if not X then
+        break
+    end
+end
+
+print(1)
+
+do return end
+]]
+
+TEST [[
+local done = false
+
+local function set_done()
+    done = true
+end
+
+while not done do
+    set_done()
+end
+
+print(1)
+]]