From f6773274ddcc933482277df29af5da2cda3cc9b6 Mon Sep 17 00:00:00 2001
From: mxr <>
Date: Wed, 25 Mar 2026 19:50:39 +0800
Subject: [PATCH] =?UTF-8?q?feat(sem)=E8=A1=A5=E5=85=85=E7=AC=A6=E5=8F=B7?=
 =?UTF-8?q?=E8=A1=A8=E5=AF=B9=E5=BA=93=E5=87=BD=E6=95=B0starttime=E7=9A=84?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81?=
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---
 src/sem/SymbolTable.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/sem/SymbolTable.cpp b/src/sem/SymbolTable.cpp
index 421f9d4..dee0284 100644
--- a/src/sem/SymbolTable.cpp
+++ b/src/sem/SymbolTable.cpp
@@ -291,6 +291,13 @@ void SymbolTable::registerBuiltinFunctions() {
     putarray.is_builtin = true;
     addSymbol(putarray);
 
-    // 9. putf: void putf(char fmt[], ...)  —— 可选，但为了完整性
-    // 参数: char fmt[] 退化为 char*，但 SysY 中没有 char 类型，可能使用 int 数组或特殊处理，此处略过
+    // starttime: void starttime()
+    Symbol starttime;
+    starttime.name = "starttime";
+    starttime.kind = SymbolKind::Function;
+    starttime.type = ir::Type::GetFunctionType(ir::Type::GetVoidType(), {});  // 无参数，返回 void
+    starttime.param_types = {};
+    starttime.scope_level = 0;
+    starttime.is_builtin = true;
+    addSymbol(starttime);
 }
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