diff --git a/script/runit-single.sh b/script/runit-single.sh
index 02a34de..c6dacee 100644
--- a/script/runit-single.sh
+++ b/script/runit-single.sh
@@ -171,6 +171,16 @@ for sy_file in "${SY_FILES[@]}"; do
     echo "======================================================================"
     echo "正在处理: ${sy_file}"
 
+    # --- 本次修改点: 拷贝源文件到 tmp 目录 ---
+    echo "  拷贝源文件到 ${TMP_DIR}..."
+    cp "${sy_file}" "${TMP_DIR}/$(basename "${sy_file}")"
+    if [ -f "${input_file}" ]; then
+        cp "${input_file}" "${TMP_DIR}/$(basename "${input_file}")"
+    fi
+    if [ -f "${output_reference_file}" ]; then
+        cp "${output_reference_file}" "${TMP_DIR}/$(basename "${output_reference_file}")"
+    fi
+    
     # 步骤 1: sysyc 编译
     echo "  使用 sysyc 编译 (超时 ${SYSYC_TIMEOUT}s)..."
     timeout -s KILL ${SYSYC_TIMEOUT} "${SYSYC}" -S "${sy_file}" ${OPTIMIZE_FLAG} -o "${assembly_file}"