diff --git a/includes/ast/parser.vp b/includes/ast/parser.vp
index e6c8e66..ae89787 100644
--- a/includes/ast/parser.vp
+++ b/includes/ast/parser.vp
@@ -312,16 +312,13 @@ def _dbg_lookup_lit_val(ptr: t.CUInt64T) -> double:
     global _g_dbg_lit_found
     _g_dbg_lit_found = 0
     if _g_dbg_pts is None or _g_dbg_vals is None:
-        stdio.printf("[LKP-DBG] pts null cnt=%d\n", _g_dbg_cnt)
         return 0.0
     i: t.CSizeT = 0
     while i < _g_dbg_cnt:
         if _g_dbg_pts[i] == ptr:
             _g_dbg_lit_found = 1
-            stdio.printf("[LKP-DBG] HIT ptr=%p val=%.17g cnt=%d\n", ptr, _g_dbg_vals[i], _g_dbg_cnt)
             return _g_dbg_vals[i]
         i += 1
-    stdio.printf("[LKP-DBG] MISS ptr=%p cnt=%d\n", ptr, _g_dbg_cnt)
     return 0.0
 
 
diff --git a/includes/llvmlite/__init__.vp b/includes/llvmlite/__init__.vp
index 162a821..581560a 100644
--- a/includes/llvmlite/__init__.vp
+++ b/includes/llvmlite/__init__.vp
@@ -12,6 +12,7 @@ from .__types import (
     new_param_node, param_list_append,
     paramnode_get_ty, paramnode_get_next, paramnode_set_ty, paramnode_set_next,
     TypePrint, PrintStructDefinition, get_struct_name,
+    get_struct_fields, get_struct_fcount, DeepCopyType,
 )
 from .__values import (
     Value, new_value, ConstInt, ConstNull, ConstZero, ConstFloat, SSAValue, ValuePrint,
diff --git a/includes/string.vp b/includes/string.vp
index ecdc6f0..89981f1 100644
--- a/includes/string.vp
+++ b/includes/string.vp
@@ -365,10 +365,6 @@ def atof(src: str) -> t.CDouble:
         while exp < 0:
             result = result / 10.0
             exp += 1
-    # ATOF-DBG: 打印长浮点字面量解析过程（定位浮点 CDefine 值错误）
-    if src is not None and strlen(src) >= 12:
-        stdio.printf("[ATOF-DBG] src=%s int=%.17g frac=%.17g div=%.17g result=%.17g\n",
-                     src, int_part, frac_part, frac_div, result)
     return result