1 files changed, 15 insertions, 0 deletions
diff --git a/test/type_inference/init.lua b/test/type_inference/init.lua
index 0419ed9b..7f8e8e4f 100644
--- a/test/type_inference/init.lua
+++ b/test/type_inference/init.lua
@@ -3876,3 +3876,18 @@ local t = {
     f = function (<?x?>) end
 }
 ]]
+
+config.set(nil, 'Lua.runtime.special', {
+    ['xx.assert'] = 'assert'
+})
+
+TEST 'number' [[
+---@type number?
+local t
+
+xx.assert(t)
+
+print(<?t?>)
+]]
+
+config.set(nil, 'Lua.runtime.special', nil)