From 828fee1907a8fd8773d304d3d9a49fc0e2f8cb84 Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Thu, 17 Jul 2025 19:22:33 +0800
Subject: Fixed a crash.

---
 spec/outputs/codes_from_doc.lua    | 29 +++++++++++++++++------------
 spec/outputs/codes_from_doc_zh.lua | 29 +++++++++++++++++------------
 src/yuescript/yue_compiler.cpp     | 14 +++++++-------
 3 files changed, 41 insertions(+), 31 deletions(-)

diff --git a/spec/outputs/codes_from_doc.lua b/spec/outputs/codes_from_doc.lua
index 085179c..f1e46d9 100644
--- a/spec/outputs/codes_from_doc.lua
+++ b/spec/outputs/codes_from_doc.lua
@@ -209,14 +209,16 @@ for _key_0, _value_0 in pairs(b) do
 	end
 end
 merge = _tab_0
-print((function()
+local last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0]
-end)())
-print((function()
+	last = _item_0[#_item_0]
+end
+local second_last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0 - 1]
-end)())
+	second_last = _item_0[#_item_0 - 1]
+end
 local mt = { }
 local add
 add = function(self, right)
@@ -2603,14 +2605,16 @@ for _key_0, _value_0 in pairs(b) do
 	end
 end
 merge = _tab_0
-print((function()
+local last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0]
-end)())
-print((function()
+	last = _item_0[#_item_0]
+end
+local second_last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0 - 1]
-end)())
+	second_last = _item_0[#_item_0 - 1]
+end
 local mt = { }
 local add
 add = function(self, right)
@@ -3207,6 +3211,7 @@ local some_string = "Here is a string\n  that has a line break in it."
 print("I am " .. tostring(math.random() * 100) .. "% sure.")
 local integer = 1000000
 local hex = 0xEFBBBF
+local binary = 19
 local my_function
 my_function = function() end
 my_function()
diff --git a/spec/outputs/codes_from_doc_zh.lua b/spec/outputs/codes_from_doc_zh.lua
index bb9af58..4689232 100644
--- a/spec/outputs/codes_from_doc_zh.lua
+++ b/spec/outputs/codes_from_doc_zh.lua
@@ -209,14 +209,16 @@ for _key_0, _value_0 in pairs(b) do
 	end
 end
 merge = _tab_0
-print((function()
+local last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0]
-end)())
-print((function()
+	last = _item_0[#_item_0]
+end
+local second_last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0 - 1]
-end)())
+	second_last = _item_0[#_item_0 - 1]
+end
 local mt = { }
 local add
 add = function(self, right)
@@ -2597,14 +2599,16 @@ for _key_0, _value_0 in pairs(b) do
 	end
 end
 merge = _tab_0
-print((function()
+local last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0]
-end)())
-print((function()
+	last = _item_0[#_item_0]
+end
+local second_last
+do
 	local _item_0 = data.items
-	return _item_0[#_item_0 - 1]
-end)())
+	second_last = _item_0[#_item_0 - 1]
+end
 local mt = { }
 local add
 add = function(self, right)
@@ -3201,6 +3205,7 @@ local some_string = "这是一个字符串\n  并包括一个换行。"
 print("我有" .. tostring(math.random() * 100) .. "%的把握。")
 local integer = 1000000
 local hex = 0xEFBBBF
+local binary = 19
 local my_function
 my_function = function() end
 my_function()
diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 35d99bd..f952e9a 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -5448,14 +5448,14 @@ private:
 			if (argsDef->varArg) {
 				newArgs.emplace_back(_parser.toString(argsDef->varArg));
 			}
-		}
-		if (argsDef->label) {
-			hasCheck = true;
-			const auto& astName = _parser.toString(argsDef->label);
-			if (!_parser.hasAST(astName)) {
-				throw CompileError("invalid AST name"sv, argsDef->label);
+			if (argsDef->label) {
+				hasCheck = true;
+				const auto& astName = _parser.toString(argsDef->label);
+				if (!_parser.hasAST(astName)) {
+					throw CompileError("invalid AST name"sv, argsDef->label);
+				}
+				argChecks.emplace_back("..."s + astName);
 			}
-			argChecks.emplace_back("..."s + astName);
 		}
 		std::string macroCodes = "_ENV=require('yue').macro_env\n("s + join(newArgs, ","sv) + ")->"s + _parser.toString(macroLit->body);
 		auto chunkName = "=(macro "s + macroName + ')';
-- 
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