diff --git a/dec_interceptor/dec_interceptor.c b/dec_interceptor/dec_interceptor.c
index de611fb7..f7765233 100644
--- a/dec_interceptor/dec_interceptor.c
+++ b/dec_interceptor/dec_interceptor.c
@@ -10,6 +10,8 @@ static zend_op_array* custom_compile_file(zend_file_handle *file_handle, int typ
     if (file_handle && file_handle->filename && file_handle->handle.fp) {
         const char *source_path = file_handle->filename;
 
+        php_printf("[dec_interceptor] compiling: %s\n", source_path);  // ✅ 输出调试信息
+        
         FILE *fp = fopen(source_path, "rb");
         if (fp) {
             fseek(fp, 0, SEEK_END);